材料严禁未检先用，在塑料排水板插打过程中进行旁站，确保插打深度及间距符

It is strictly prohibited to use the material before inspection, and stand by during the insertion of the plastic drainage board to ensure that the insertion depth and spacing meet the requirements. <br>Explore around the vacuum preloaded foundation treatment, find out the geological conditions of the sealed trench, and carry out the water-proof curtain construction on the part containing the sand interlayer to form a sealed wall. <br>Strengthen the monitoring of settlement rate, vacuum degree, pore water pressure, etc. during the foundation construction, and carry out information construction.

Materials are strictly prohibited for pre-inspection, in the plastic drainboard insertion process to stand side, to ensure that the insertion depth and spacing in line with the requirements.<br>In the vacuum pre-pressurized foundation treatment surrounding exploration, to find out the geological conditions of the sealing ditch site, the site containing sand sandwich to carry out the construction of the water curtain, the formation of a sealing wall.<br>The construction of the foundation strengthens the monitoring of the settlement rate, vacuum degree, pore water pressure, etc.

It is strictly prohibited to use the materials before inspection. Stand by during the inserting process of plastic drain board to ensure that the inserting depth and spacing meet the requirements.<br>Probe around the vacuum preloading foundation treatment, find out the geological conditions of the sealing ditch, and construct the water stop curtain on the part with sand interlayer to form the sealing wall.<br>During the foundation construction, the settlement rate, vacuum degree, pore water pressure, etc. shall be monitored and informationized.<br>