Hi am Pema i would like to get details on underwater construction pdf ..My friend karma said underwater construction pdf will be available here and now i am living at phuntsholin and i am studying in colege of science and technology in bhutan.

Underwater construction is a method on how to place the concrete underwater. During the construction of bridges, dams or any structure where the foundation is most likely to lie underwater, the underwater construction is opted. Construction in water poses many difficulties especially in the places where the depth is considerable. During underwater construction, the main objective is to create dry and water free environment for working so that the stability of the structure is balanced.

Underwater Construction techniques:
Caissons
Cofferdams