In the cofferdam construction process, geotextile materials after entering the need to arrange sampling test? Is there a specification? If the arrangements for testing, is to do physical experiments, or do chemical experiments, or do? More
On the use of geotextile material, depending on whether the design requirements on the use of drawings, if required to use the method must be taken in the sampling inspection, the most commonly used two geotextiles GB / T-2008 is filament spunbond acupuncture Non-woven geotextile, GB / T-1998 is staple acupuncture non-woven geotextile, the general arrangements for testing are to do physical and mechanical properties (dynamic perforation, per unit area of quality, thickness, wide strip stretch, trapezoidal tear) other indicators Not mandatory
