Breakthrough Channel

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Breakthrough Channel

 

an opening formed during a breakthrough by a stream of water under a head in a hydraulic engineering installation constructed of local materials, such as a dike or earthen dam.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
The three most common are broken nozzles, breakthrough channels (also referred to as "sand boils," "jet action," or "gulfstreaming") through the media, and loss of media through seams or breaks in the underdrain.