Rubber dam
Rubber dam Construction process
1. Rubber dam Mat foundation arrangement
2. Concrete pouring
3. Upper floor finish
4. Downstream of the floor finish
5. Floor finish bottom gasket
6. Bottom gasket punch
7. Punch in place sponge strip
8. Dam bag open
9. Hoisting dam bag
10. The dam bag in place
11. Mechanical bolt
12. The installation completed
13. Butter to protect the bolts
14. Plastic bags to protect
15. Concrete protection linking piece bolt
16. Rubber dam to complete the effect