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buttress damclick to hear

Used mainly in wide valleys, it consists of an impermeable wall, which is shored up by a series of buttresses to transmit the thrust of the water to the foundation.
buttress dam cross section of a buttress dam reservoir foundation foundation blockage buttress

cross section of a buttress dam click to hear

reservoir click to hear

Basin formed by the construction of a dam; it holds back a very large volume of water so that the flow rate can be controlled.

foundation click to hear

Concrete structure that supports the weight of the dam and transmits it to the ground to provide stability to the dam.

foundation blockage click to hear

Block of concrete that anchors the foundation in the ground to prevent movement.

buttress click to hear

Block of concrete reinforcing a wall that has to stand up to the thrust of the water; it provides stability to the dam.