Drainage geotextile mat

Construction process: (full shop case) 1, the first venue for the construction of clean and clean-up, should not have surface dust, stones and concrete, or other sharp objects protruding. 2, the seepage drain tile according to the design sheet presence on the ground, when the drainage field is longer than the length of infiltration drainage sheet, you need to connect. Connection with nylon buckle, nylon buckle interval 8-10cm. Width does not need connections. 3, retaining wall or parapet wall of water block to install guide, leading the main block from the gathering rain water and drain away water from the scuppers role. Conductivity water block with wide 100-200mm, 50mm thick sheet of plastic cut seepage drainage. According to the width of the drainage field installation to determine the length. 4, drainage mat and water block installation guide, the laying of geotextile, geotextile two lap, the lap when the overlap width of not less than 200mm. 5, geotextile laid to when the parapet or retaining wall, rolled to a height of more than blocks of Water hmm, usually h = 100 150mm. Double fold the geotextile, and then fix it with the geotextile in the parapet wall (or wall) on. 6, geotextile is fixed with a 50mm wide, 8mm thick wooden dipping asphalt, cement nail in the parapet wall (or wall), the fixed geotextile. 7, the lead block collection of water from the scuppers discharge water to the gutter or rain ditch, drain hole in the wall of children (or retaining) the lower part, scuppers the size of 120mm × 60mm, distance between the two drain holes 1-2m.