{"id":3227,"date":"2025-10-29T17:16:12","date_gmt":"2025-10-29T08:16:12","guid":{"rendered":"https:\/\/xb317241.xbiz.jp\/?post_type=construction-method&#038;p=3227"},"modified":"2026-01-21T08:50:09","modified_gmt":"2026-01-20T23:50:09","slug":"tnf","status":"publish","type":"construction-method","link":"https:\/\/www.takeuchi-const.co.jp\/en\/construction-method\/tnf\/","title":{"rendered":"TNF 2.0 system"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Low-Cost &amp; Environmentally Friendly Soil Improvement Method<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">TNF 2.0 system is a type of shallow foundation that combines grid-shaped soil improvement, a concrete slab, and concrete footings.<br>By reducing construction processes and using general-purpose machinery, the TNF 2.0 system achieves shorter construction periods and lower costs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<p><dl class=\"c_share\">\n  <dt>Share this article<\/dt>\n  <dd>\n        <nav aria-label=\"Social media\">\n      <ul>\n        <li>\n          <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/www.facebook.com\/share.php?u=https:\/\/www.takeuchi-const.co.jp\/en\/construction-method\/tnf\/&t=TNF 2.0 system\">\n            <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/themes\/takeuchi\/img\/ico-facebook.svg\" alt=\"Facebook\" width=\"30\" height=\"30\">\n          <\/a>\n        <\/li>\n        <li>\n          <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/twitter.com\/share?url=https:\/\/www.takeuchi-const.co.jp\/en\/construction-method\/tnf\/&text=TNF 2.0 system\">\n            <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/themes\/takeuchi\/img\/ico-x.svg\" alt=\"X\" width=\"30\" height=\"30\">\n          <\/a>\n        <\/li>\n        <li>\n          <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/social-plugins.line.me\/lineit\/share?url=https:\/\/www.takeuchi-const.co.jp\/en\/construction-method\/tnf\/&text=TNF 2.0 system\">\n            <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/themes\/takeuchi\/img\/ico-line.svg\" alt=\"LINE\" width=\"30\" height=\"30\">\n          <\/a>\n        <\/li>\n        <li>\n          <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/b.hatena.ne.jp\/add?mode=confirm&url=https:\/\/www.takeuchi-const.co.jp\/en\/construction-method\/tnf\/&$title=TNF 2.0 system\">\n            <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/themes\/takeuchi\/img\/ico-hatebu.png\" alt=\"Hatena Bookmark\" width=\"30\" height=\"30\">\n          <\/a>\n        <\/li>\n        <!--<li>\n          <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/getpocket.com\/edit?url=https:\/\/www.takeuchi-const.co.jp\/en\/construction-method\/tnf\/&text=TNF 2.0 system\">\n            <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/themes\/takeuchi\/img\/ico-pocket.png\" alt=\"Pocket\" width=\"30\" height=\"30\">\n          <\/a>\n        <\/li>-->\n        <li>\n          <button>Copy link<\/button>\n        <\/li>\n      <\/ul>\n    <\/nav>\n  <\/dd>\n<\/dl><div class=\"c_toc\">\n  <nav aria-label=\"Table of contents\">\n    <p class=\"ttl\">Table of Contents<\/p>\n    <ul><\/ul>\n  <\/nav>\n<\/div><\/p>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\">Soil Improvement Foundation Method<\/h3>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:31% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/13_\u7279\u8a31\u8a3c-TNF2.0-724x1024-1.jpg\" alt=\"\" class=\"wp-image-4736 size-full\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/13_\u7279\u8a31\u8a3c-TNF2.0-724x1024-1.jpg 724w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/13_\u7279\u8a31\u8a3c-TNF2.0-724x1024-1-212x300.jpg 212w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h4 class=\"wp-block-heading\">Patent<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Title:<\/strong> \u5730\u76e4\u6539\u826f\u4f53\uff08Soil improvement body\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Patent number:<\/strong> No. 7175054<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Date of registration:<\/strong> November 10, 2022<\/p>\n<\/div><\/div>\n\n\n\n<div style=\"height:45px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-large-font-size wp-block-paragraph\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#d0121b\" class=\"has-inline-color\">T<\/mark><\/strong>ender = Environmentally friendly\u00a0\u00a0<br><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#d0121b\" class=\"has-inline-color\">N<\/mark><\/strong>et = Grid structure\u00a0\u00a0<br><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#d0121b\" class=\"has-inline-color\">F<\/mark><\/strong>oundation = Foundation<\/p>\n\n\n\n<div style=\"height:9px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">The TNF 2.0 system is a type of shallow ground improvement method. By improving the surface soil in a grid pattern and using it as a bearing layer, the TNF 2.0 system ensures structural stability. It is a low-cost and environmentally friendly method that requires fewer materials and fewer construction processes.<\/p>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div id=\"concept\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Integration of Soil Improvement, Concrete Slab, and Concrete Footings<\/h2>\n\n\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5c591&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5c591\" class=\"wp-block-image size-large wp-duotone-unset-1 wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"542\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u5de5\u6cd5\u306e\u69cb\u6210-1024x542.png\" alt=\"\" class=\"wp-image-4787\" style=\"aspect-ratio:1.6870116421376344\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u5de5\u6cd5\u306e\u69cb\u6210-1024x542.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u5de5\u6cd5\u306e\u69cb\u6210-300x159.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u5de5\u6cd5\u306e\u69cb\u6210-768x407.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u5de5\u6cd5\u306e\u69cb\u6210-1536x813.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u5de5\u6cd5\u306e\u69cb\u6210-2048x1084.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Enclosing the Soil by Grid-Shaped Soil Improvement<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The grid-shaped soil improvement body confines the surrounding original ground, preventing soil from moving outward. As a result, shear deformation of the original ground enclosed by the grid walls is effectively suppressed.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5c999&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5c999\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2376\" height=\"1587\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-5.png\" alt=\"\" class=\"wp-image-4786\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-5.png 2376w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-5-300x200.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-5-1024x684.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-5-768x513.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-5-1536x1026.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-5-2048x1368.png 2048w\" sizes=\"auto, (max-width: 2376px) 100vw, 2376px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Distribution of Building Loads<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">By integrating the soil improvement, footings, and slab, the loads from the building are effectively transferred to the original ground.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5cd3d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5cd3d\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2376\" height=\"1587\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-1-1.png\" alt=\"\" class=\"wp-image-4785\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-1-1.png 2376w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-1-1-300x200.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-1-1-1024x684.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-1-1-768x513.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-1-1-1536x1026.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF2.0\u65ad\u9762\u56f3-1-1-2048x1368.png 2048w\" sizes=\"auto, (max-width: 2376px) 100vw, 2376px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Low-Cost Foundation Without Piles<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Traditionally, piles are driven through the upper soft ground to reach a hard bearing stratum. As a result, pile foundations are often time-consuming and costly. In contrast, the TNF 2.0 system improves the soft surface layer and uses it as the bearing layer, enabling a low-cost foundation without piles.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5d187&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5d187\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2376\" height=\"1665\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF-2.0-soil-improvement-body.png\" alt=\"\" class=\"wp-image-4784\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF-2.0-soil-improvement-body.png 2376w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF-2.0-soil-improvement-body-300x210.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF-2.0-soil-improvement-body-1024x718.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF-2.0-soil-improvement-body-768x538.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF-2.0-soil-improvement-body-1536x1076.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/TNF-2.0-soil-improvement-body-2048x1435.png 2048w\" sizes=\"auto, (max-width: 2376px) 100vw, 2376px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5d4ba&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5d4ba\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2376\" height=\"1674\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u676d\u5de5\u6cd5\u65ad\u9762\u56f3.png\" alt=\"\" class=\"wp-image-4741\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u676d\u5de5\u6cd5\u65ad\u9762\u56f3.png 2376w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u676d\u5de5\u6cd5\u65ad\u9762\u56f3-300x211.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u676d\u5de5\u6cd5\u65ad\u9762\u56f3-1024x721.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u676d\u5de5\u6cd5\u65ad\u9762\u56f3-768x541.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u676d\u5de5\u6cd5\u65ad\u9762\u56f3-1536x1082.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u676d\u5de5\u6cd5\u65ad\u9762\u56f3-2048x1443.png 2048w\" sizes=\"auto, (max-width: 2376px) 100vw, 2376px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div id=\"pile-comparison\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Differences Between the TNF 2.0 System and the Pile Foundation Method<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:#cf2e2e\" class=\"has-inline-color has-white-color\"><mark style=\"background-color:#cf2e2e\" class=\"has-inline-color has-white-color\">\u3000P<\/mark>OINT 1.\u3000<\/mark> \u3000No level differences occurred <\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5d9a5&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5d9a5\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-1.png\" alt=\"\" class=\"wp-image-4723\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-1.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-1-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-1-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-1-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-1-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-1-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>No level differences occurred in the surrounding ground due to differential settlement. Therefore, no repair of level differences was required.<\/li>\n<\/ol>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5dd5b&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5dd5b\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d.png\" alt=\"\" class=\"wp-image-4726\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>Level differences are observed in the surrounding ground.<\/li>\n<\/ol>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:#cf2e2e\" class=\"has-inline-color has-white-color\">\u3000POINT 2.\u3000<\/mark> \u3000Underground utility piping is protected<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5e14f&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5e14f\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.TNF_-1.png\" alt=\"\" class=\"wp-image-4783\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.TNF_-1.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.TNF_-1-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.TNF_-1-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.TNF_-1-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.TNF_-1-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.TNF_-1-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>Because the TNF system integrates the ground and the foundation into a single structure, it prevents level differences caused by differential settlement, thereby helping to avoid damage or breakage of underground and under-slab piping.<\/li>\n<\/ol>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5e4ab&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5e4ab\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.\u676d-1.png\" alt=\"\" class=\"wp-image-4780\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.\u676d-1.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.\u676d-1-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.\u676d-1-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.\u676d-1-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.\u676d-1-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f032.\u676d-1-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>Breakage of underground or under-slab piping can occur. If such damage occurs, the building may become non-functional.<\/li>\n<\/ol>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:#cf2e2e\" class=\"has-inline-color has-white-color\"><mark style=\"background-color:#cf2e2e\" class=\"has-inline-color has-white-color\">\u3000P<\/mark>OINT 3.\u3000<\/mark> \u3000Removal is simple and low-cost<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5e890&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5e890\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-3.png\" alt=\"\" class=\"wp-image-4782\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-3.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-3-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-3-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-3-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-3-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.TNF_-3-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>Removal can be carried out simply by crushing the improved ground body. The resulting soil can be reused or retained on site.<\/li>\n<\/ol>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5ec4d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5ec4d\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-3.png\" alt=\"\" class=\"wp-image-4781\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-3.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-3-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-3-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-3-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-3-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f031.\u676d-3-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>During removal, pile extraction is required, resulting in additional disposal costs.<\/li>\n<\/ol>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><mark style=\"background-color:#cf2e2e\" class=\"has-inline-color has-white-color\"><mark style=\"background-color:#cf2e2e\" class=\"has-inline-color has-white-color\">\u3000P<\/mark>OINT 4.\u3000<\/mark> \u3000<strong>Minimal impact on the underground environment and buried objects<\/strong><\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5f046&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5f046\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.TNF_.png\" alt=\"\" class=\"wp-image-4731\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.TNF_.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.TNF_-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.TNF_-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.TNF_-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.TNF_-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.TNF_-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>In rebuilding projects, existing piles may be present; however, the TNF system allows construction to proceed while leaving the piles in place.<br> (Pile heads and foundations are removed to a depth of approximately 3\u20134 meters below ground level.)<\/li>\n<\/ol>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5f3aa&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5f3aa\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2196\" height=\"1475\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.\u676d.png\" alt=\"\" class=\"wp-image-4730\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.\u676d.png 2196w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.\u676d-300x202.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.\u676d-1024x688.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.\u676d-768x516.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.\u676d-1536x1032.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/\u6bd4\u8f034.\u676d-2048x1376.png 2048w\" sizes=\"auto, (max-width: 2196px) 100vw, 2196px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<ol class=\"wp-block-list ptn_ul\">\n<li>Piles cannot be installed in areas where underground archaeological remains or industrial waste are present. <\/li>\n<\/ol>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:26px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div id=\"ground-composition\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Composition of the Soil Improvement Body<\/h2>\n\n\n\n<p class=\"has-text-align-left wp-block-paragraph\">Soil improvement is divided into two stages: <strong>primary improvement<\/strong> and <strong>secondary improvement<\/strong>.<\/p>\n\n\n\n<div style=\"height:14px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Primary Improvement<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">In the primary improvement stage, the original ground is left in place, and grid-shaped improvement is carried out to enclose it.<br>In particular, deeper improvement is applied in the central areas of the building, where the applied loads are greater.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5f8fc&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5f8fc\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"261\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Primary-soil-improvement-grid-shape-1024x261.png\" alt=\"\" class=\"wp-image-4776\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Primary-soil-improvement-grid-shape-1024x261.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Primary-soil-improvement-grid-shape-300x77.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Primary-soil-improvement-grid-shape-768x196.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Primary-soil-improvement-grid-shape-1536x392.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Primary-soil-improvement-grid-shape-2048x523.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<h5 class=\"wp-block-heading\">\u25cf Suppression of Differential Settlement<\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">Compared with the conventional TNF system, in which the depth of the primary improvement is uniform, the TNF 2.0 system has been confirmed to effectively suppress both average and differential settlement.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5fc2d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5fc2d\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"849\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Settlement_after30years-scaled.png\" alt=\"\" class=\"wp-image-4745\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Settlement_after30years-scaled.png 2560w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Settlement_after30years-300x100.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Settlement_after30years-1024x340.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Settlement_after30years-768x255.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Settlement_after30years-1536x510.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Settlement_after30years-2048x679.png 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For detailed analysis examples, see here: <a href=\"https:\/\/www.takeuchi-const.co.jp\/en\/synergy\/fem\/\" data-type=\"page\" data-id=\"3153\">Ground Analysis by FEM<\/a><\/p>\n\n\n\n<div style=\"height:41px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Secondary Improvement<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">In the secondary improvement stage, the entire area beneath the building is improved to a depth of approximately 1 meter. Because the ground beneath the slab is improved, no slab reinforcement is required.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d5ff8a&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d5ff8a\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"248\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Secondary-soil-improvement-flat-1024x248.png\" alt=\"\" class=\"wp-image-4777\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Secondary-soil-improvement-flat-1024x248.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Secondary-soil-improvement-flat-300x73.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Secondary-soil-improvement-flat-768x186.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Secondary-soil-improvement-flat-1536x371.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Secondary-soil-improvement-flat-2048x495.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<h5 class=\"wp-block-heading\">\u25cf No Formwork Required<\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">By excavating the secondary soil improvement layer, the soil improvement body serves as concrete formwork. Since the footing concrete can be placed directly, formwork costs can be reduced.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d602a6&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d602a6\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"2376\" height=\"1278\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/soil-improvement.png\" alt=\"\" class=\"wp-image-4775\" style=\"width:585px;height:auto\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/soil-improvement.png 2376w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/soil-improvement-300x161.png 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/soil-improvement-1024x551.png 1024w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/soil-improvement-768x413.png 768w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/soil-improvement-1536x826.png 1536w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/soil-improvement-2048x1102.png 2048w\" sizes=\"auto, (max-width: 2376px) 100vw, 2376px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">For details, see here:<a href=\"https:\/\/www.takeuchi-const.co.jp\/en\/construction-method\/tnf_dd\/\" data-type=\"construction-method\" data-id=\"3225\"> TNF-DD Method<\/a><\/p>\n\n\n\n<div style=\"height:41px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div id=\"merit\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><strong>Features of the TNF system and Its 11 Advantages<\/strong><\/strong><\/h2>\n\n\n\n<div class=\"wp-block-group ptn_relate is-vertical is-content-justification-left is-layout-flex wp-container-core-group-is-layout-df7bfe9b wp-block-group-is-layout-flex\">\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d6068c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d6068c\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/1-1.png\" alt=\"\" class=\"wp-image-4649\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\"><strong>\u2780 <strong>Shortened Construction Period<\/strong><\/strong><\/mark><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background is-style-default\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Because concrete footings reinforcement, slab reinforcement, and footings formwork are completed in a single continuous process, the number of work stages is reduced, enabling a shorter construction period.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d60b34&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d60b34\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/DD\u5de5\u6cd5.jpg\" alt=\"\" class=\"wp-image-4671\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-black-color\">\u2781 <strong><strong>Reduced Use of Building Materials<\/strong><\/strong><\/mark><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">The soil improvement body provides stable support for the concrete footings.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ground beams are unnecessary, significantly reducing concrete and rebar work.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Since concreting work can be placed directly onto the soil improvement body, formwork is basically unnecessary.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d60f3f&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d60f3f\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/imgtnf20.jpg\" alt=\"\" class=\"wp-image-4647\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\"><strong>\u2782 <strong><strong>Low Temporary Construction Costs<\/strong><\/strong><\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Work platforms are formed as part of the soil improvement work, eliminating the need for full-area steel plates.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">After construction, the improved ground surface allows access by vehicles such as truck-mounted cranes, thereby reducing material handling and lifting costs.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d613d1&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d613d1\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/\u5de5\u7a2e\u304c\u5c11\u306a\u3044\uff08\u571f\u5de5\u306e\u307f\uff09-1.png\" alt=\"\" class=\"wp-image-4650\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u2463 <strong><strong><strong>Fewer Work Types (Earthwork Only)<\/strong><\/strong><\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">With the TNF system, concrete footings reinforcement, slab reinforcement, and footing formwork can all be carried out in an integral manner.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In recent years, securing formwork carpenters has become increasingly difficult; however, with the TNF system, footings formwork is generally unnecessary.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d61858&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d61858\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/4d2898cc519c4468d541cbcfe0072ef6.jpg\" alt=\"\" class=\"wp-image-4651\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u2464 <strong><strong><strong><strong>Construction Using General-Purpose Equipment<\/strong><\/strong><\/strong> <\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">The TNF system does not require specialized machinery and can be implemented using readily available general-purpose construction equipment, enabling prompt commencement of work.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d61cca&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d61cca\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/\u5efa\u8a2d\u6b8b\u571f\u304c\u5c11\u306a\u304f\u3001\u65bd\u5de5\u73fe\u5834\u304c\u304d\u308c\u3044-2.png\" alt=\"\" class=\"wp-image-4652\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u2785 <strong><strong><strong><strong>Less Excavated Soil and a Cleaner Construction Site<\/strong><\/strong><\/strong> <\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">With a pile foundation method, excavated soil often becomes muddy and must be treated as construction waste. In contrast, excavated soil generated by the TNF system is high-quality improved soil that can be reused, for example, beneath slabs. The volume of surplus soil can be reduced to less than half that of pile foundation method. In addition, the site remains orderly after construction, facilitating material transport and temporary storage. Because workers are not hindered by muddy ground conditions, work efficiency is improved and safety is enhanced.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d6209a&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d6209a\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/\u89e3\u4f53\u5de5\u4e8b\u304c\u5bb9\u6613.png\" alt=\"\" class=\"wp-image-4638\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u2786 <strong><strong><strong><strong>Easy Demolition Work<\/strong><\/strong><\/strong> <\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">With pile foundation method, the cost of pile removal can be as much as three times the installation cost. In contrast, with the TNF system, the improvement body can be crushed to a specified size and left in place as high-quality ground, eliminating the need to remove piles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br><a href=\"https:\/\/www.takeuchi-const.co.jp\/en\/sustainability\/tnf-demolition\/\" data-type=\"page\" data-id=\"3175\">About TNF Demolition<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d624ef&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d624ef\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"479\" height=\"267\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/tottori.png\" alt=\"\" class=\"wp-image-4746\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/tottori.png 479w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/tottori-300x167.png 300w\" sizes=\"auto, (max-width: 479px) 100vw, 479px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u2787 <strong><strong><strong><strong>Suppression of Level Differences and Enhanced Seismic Resistance<\/strong><\/strong><\/strong><\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">During earthquakes, the improved layer acts as a protective layer against liquefaction. Past events, such as the Great East Japan Earthquake and the Kumamoto Earthquake, have confirmed that damage was minor compared to buildings supported by equivalent pile foundations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.takeuchi-const.co.jp\/en\/earthquake\/\" data-type=\"page\" data-id=\"3175\">Initiatives Toward Zero Earthquake Damage<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d62930&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d62930\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"726\" height=\"408\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Consolidation-settlement-under-eccentric-uneven-loading-2.png\" alt=\"\" class=\"wp-image-4773\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Consolidation-settlement-under-eccentric-uneven-loading-2.png 726w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/10\/Consolidation-settlement-under-eccentric-uneven-loading-2-300x169.png 300w\" sizes=\"auto, (max-width: 726px) 100vw, 726px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u2468 <strong><strong><strong><strong>Strong Resistance to Differential Settlement <\/strong><\/strong><\/strong><\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Compared with conventional shallow soil improvement methods, the TNF system forms a grid-shaped base that effectively disperses stress, even when loads are unevenly applied. This reduces overall settlement and makes differential settlement less likely. Furthermore, even if uneven settlement occurs, the rigid ground improvement body of the TNF system can resist the reaction forces from fillers. By injecting urethane resin between the slab concrete and the ground improvement body, the slab can be lifted and surface unevenness can be corrected.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br><a href=\"https:\/\/www.takeuchi-const.co.jp\/en\/synergy\/fem\/\">About Ground Analysis by FEM<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d62dd9&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d62dd9\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/pixta_18356971_M.jpg\" alt=\"\" class=\"wp-image-4656\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u2469 <strong><strong><strong><strong>Ground Guarantee<\/strong><\/strong><\/strong><\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">For ground improvement works carried out by this association, insurance based on the Product Liability (PL) Law is applied.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6a67ee7d63254&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6a67ee7d63254\" class=\"wp-block-image size-full is-resized wp-lightbox-container\"><img decoding=\"async\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.takeuchi-const.co.jp\/wp-content\/uploads\/2025\/10\/base-issue06-300x300-1.jpg\" alt=\"\" class=\"wp-image-4657\" style=\"aspect-ratio:1.7777777777777777;object-fit:cover;width:500px\"\/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\">\u246a <strong><strong><strong><strong>Minimal Impact on the Underground Environment and Buried Objects<\/strong><\/strong><\/strong><\/strong><\/h4>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-vivid-red-color has-alpha-channel-opacity has-vivid-red-background-color has-background is-style-default\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Construction can be carried out without damaging natural environments such as groundwater veins. The TNF system also enables construction without disturbing buried cultural properties and can be applied at sites that require industrial waste treatment.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><strong>Related Articles<\/strong><\/strong><\/h2>\n\n\n\n<div class=\"wp-block-group ptn_relate is-layout-grid wp-container-core-group-is-layout-6eceb317 wp-block-group-is-layout-grid\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/11\/tnf2-img03.jpg\" alt=\"\" class=\"wp-image-4615\" style=\"aspect-ratio:1;width:200px\" srcset=\"https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/11\/tnf2-img03.jpg 1000w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/11\/tnf2-img03-300x225.jpg 300w, https:\/\/www.takeuchi-const.co.jp\/en\/wp-content\/uploads\/2025\/11\/tnf2-img03-768x576.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h4 class=\"wp-block-heading\"><strong>Construction procedure of the TNF2.0 system<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"\/en\/construction-method\/tnf\/procedure\/\">For details, see here<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"author":2,"featured_media":4005,"parent":0,"menu_order":0,"template":"","class_list":["post-3227","construction-method","type-construction-method","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.takeuchi-const.co.jp\/en\/wp-json\/wp\/v2\/construction-method\/3227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.takeuchi-const.co.jp\/en\/wp-json\/wp\/v2\/construction-method"}],"about":[{"href":"https:\/\/www.takeuchi-const.co.jp\/en\/wp-json\/wp\/v2\/types\/construction-method"}],"author":[{"embeddable":true,"href":"https:\/\/www.takeuchi-const.co.jp\/en\/wp-json\/wp\/v2\/users\/2"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.takeuchi-const.co.jp\/en\/wp-json\/wp\/v2\/media\/4005"}],"wp:attachment":[{"href":"https:\/\/www.takeuchi-const.co.jp\/en\/wp-json\/wp\/v2\/media?parent=3227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}