<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">土工布，又称土工织物，它是由合成纤维通过*或编织而成的透水性土工合成材料。成品为布状，一般宽度为<*n lang="EN-US">4-6<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">米，长度为<*n lang="EN-US">50-100<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">米。土工布分为有纺土工布和无纺土工布。土工布具有****的过滤、排水、隔离、加筋、防渗、防护作用，具有重量轻、*拉强度*性好、耐高温、*冷冻、耐老化、耐腐蚀。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">土工布是一种新型建筑材料，原料是涤纶、丙纶、腈纶、锦纶等高分子聚合物的合成纤维。按照制造方法分为：有纺土工布和无纺土工布两种类型。一般工程主要是使用的无纺土工布<*n lang="EN-US">.<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">土工布具有防渗、反滤、排水、隔离、加固、防护、密封等多种功能，它与常规的砌石及砼材料防渗效果相比，具有****低，施工工艺简单，工期短，防渗效果好，渠道有效利用系数高等优点。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">*高，由于使用塑料纤维，在干湿状态下都能保持充分的*和伸长。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">耐腐蚀，在不同的酸碱度的泥土及水中能长久地耐腐蚀。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">透水性好 <*n style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">在纤维间有空隙，故有良好的渗水性能。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">*微生物性好 <*n style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">对微生物、虫蛀均不受损害。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">施工方便，由于材质轻、柔，故运送、铺设、施工方便。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">规格齐全： <*n style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">幅宽可达<*n lang="EN-US">9<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">米。是目前国内****宽产品，单位面积质量：<*n lang="EN-US">100-1000g/<*n style="font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">㎡

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<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">（<*n lang="EN-US">1<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">） <*n style="font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">作挡土墙回填中的加筋，或用于锚固挡土墙的面板。修筑包裹式挡土墙或桥台。

<*n lang="EN-US">  <*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">土工布在施工中的应用

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">（<*n lang="EN-US">2<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">） <*n style="font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">加固柔性路面，修补道路上的裂缝，****路面反射裂缝。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">（<*n lang="EN-US">3<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">） <*n style="font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">增加碎石边坡及加筋土的稳定性，****水土流失和低温时土体的冻害。

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">（<*n lang="EN-US">4<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">） <*n style="font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">路道碴与路基之间的隔离层，或路基与软基之间的隔离层。