The service life of rubber dam bags under normal use is not less than 15 to 20 years. After reaching its service life, the rubber dam needs to be dismantled and replaced. Today, I will share with you the entire process of dismantling and replacing the rubber dam:

1. Cut open the old dam bag and clean it out of the construction site
2. Using mechanical equipment for cofferdam water retention
3. Cut the old dam bag
4. Dismantling of Bottom Pad
5. Dismantling the majority of the foundation surface
6. Clean the surface of the rubber dam foundation
7. Clean the surface of the rubber dam and then proceed