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Chapter 6
Water Distribution Systems: Components, Design, and Operation
Figure 6.6 Cast-iron gate valve being installed on a new
connection to a fire hydrant (Source: http://en.wikipedia.org/wiki/
Image:MunicipalGateValve.JPG).
(a) (b)
Figure 6.4 (a) Gate valve and extendable valve box; (b) post fire
hydrant with compression valve.
Figure 6.7 Internals of a large butterfly valve (Source:
Figure 6.5 Fire hydrant (Source: http://en.wikipedia.org/wiki/ http://upload.wikimedia.org/wikipedia/commons/d/d5/Yagisawa_
Image:Downtown_Charlottesville_fire_hydrant.jpg). power_station_inlet_valve.jpg).
