1. Strengthen the protection and management of the finished composite geomembrane, improve the waterproof awareness of relevant construction personnel, and put into normal operation on schedule to ensure the quality of the project. Has a very important meaning.

2. It is recommended that the contractor should notify and send a special person to supervise. If the construction personnel related to the waterproof material find the composite geomembrane is damaged, they should promptly notify the waterproof construction personnel to repair it.

3. The composite geomembrane must be prevented from sticking to oil stains, otherwise it will reduce the bonding strength. Storage and protection "See Introduction to Geomembrane Construction Method".

4. It is recommended that this project pay attention to the following links:

①After the composite geomembrane is welded into a finished product, a protective layer of mortar at the bottom of the lake must be made first.

②The bridge foundation is waterproof, the steel bar is welded through the membrane, and the mortar protection layer is used to prevent the hidden quality hazards caused by electric welding.

③The pasting of composite geomembrane and wall shall prevent the appearance of large-area hollowing.