drop spillway

drop spillway

[¦dräp ′spil‚wā]
(civil engineering)
A spillway usually less than 20 feet (6 meters) high having a vertical downstream face, and water drops over the face without touching the face.
References in periodicals archive ?
construction of 4000 engineering structures of stone masonry dam and drop spillway etc.
construction of 4000 engineering structures of stone masonry dam and drop spillway etc, improving 8400 acres of cultivated land and imparting training to the farmers.