Water and Wastewater Terms Beginning B

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

bypass

(1) A pipe, valve, gate, weir, trench, or other device designed to permit all or part of a wastewater flow to be diverted from usual channels or flow. Sometimes refers to a special line that carries the flow around a facility or device that needs maintenance or repair. (2) The diversion of all or part of a flow from its usual channels or collection pipes to storm drains or surface waters.