短纤土工布指标（GB/T17638-1998）项目单位指标单位面积g/m21001502002503003504004505006008001000厚度mm≥0.91.31.72.12.42.73.03.33.64.15.05.9拉伸强力KN/m≥2.54.56.58.09.511.012.514.016.019.025.028.0伸长％≥25～100CBR顶破强度KN≥0.30.60.91.21.51.82.12.42.73.24.04.5等效孔径(O90)mm0.07～0.2垂直渗透系数cm/sKX(10-9～10-12)  K=1.0～9.9撕破强力KN≥0.080.120.160.200.240.280.330.380.420.460.600.70山东省德州市防渗土工布，透水土工布建通防渗土工布土工布透水土工布