地下部分全部采用4mm 自粘改性沥青防水卷材所作的柔性外防
水层，防水层外尚有50mm 厚挤塑聚乙棒保护层，所以自混凝土保护
层施工开始，该工序既需介入，直至该部位防水结束。
为了确保防水施工符合施工验收规定要求，防水接搓处的保护措
施如下：
（1）、打混凝土防水垫层时，测量员配合放出聚乙棒的位置线，
提前安装聚乙棒。
（2）、与混凝土垫层相接处的地基平整夯实，便与防水卷材接搓
平铺。
（3）、在防水卷材上口平铺一道劣质防水卷材。在防水卷材上口

4mm adhesive used in all underground parts of modified asphalt waterproofing membrane made of flexible Exterior
Water layer, there are 50mm thick waterproof outer layer of extruded polyethylene rod protective layer of concrete to protect it from
Layer construction started, the process requires both intervention until the end of the site water.
Waterproof construction to ensure construction compliance inspection requirements, water conservation measures then rub Department
Facilities are as follows:
(1), hit concrete water cushion, the surveyor with the release of polyethylene rods line of position,
Early installation of polyethylene rods.
(2), and the concrete liner, connecting office foundations formation compaction, then rub it with the waterproofing membrane
Tile.
(3), catchy tile in a low-grade waterproofing membrane waterproofing membrane. The waterproofing membrane catchy