- concrete semicircular uncontrolled overflow weir
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бетонная водосливная плотина полуциркульного (в плане) очертания без затворов
Англо-русский словарь технических терминов. 2005.
Англо-русский словарь технических терминов. 2005.
Spillway — Chute spillway of Llyn Brianne dam in Wales A spillway is a structure used to provide the controlled release of flows from a dam or levee into a downstream area, typically being the river that was dammed. In the UK they may be known as overflow… … Wikipedia