The arched rubber dam,serves well in a certain working condition with a low cost and investment and saved materials.The dam body is soften materials with water or air in it,having strong ability to
resist earthquake and deformation. The designed service life could be as long as 15 years, saving maintenance and administration.The dam could be finished within 3-15 days,performing its duty as soon
as possible. The rubber dam, being rich in color and shape,plays an important role in creating landscape