Fire Hydrants: Installation, Field˜Testing, and Maintenance
the standpipe was inserted into the tee; a hose connected to the other end of the standpipe carried water to the pump. Further development of this system in England resulted in a ball hydrant, in which a ball in an iron chamber was attached to the water-main opening (Figure 1-2). Water Figure 1-1 Fire-plug arrangement with canvas cistern
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