Issue 9 and Volume 68.

QUESTIONS AND ANSWERS “He that questioneth much shall learn MUCH”-BACON NOTE—Readers of FIRE AND WATER ENGINEERING are invited to send in questions, which will be answered in the order in which they are received. Names are omitted from questions unless otherwise specified. Hydrant Performance To the Editor: While giving our fire hydrants their usual flushing I took along a couple of gauges, 100 feet of hose and a nozzle with connection for gauge. The table and measurements were taken on the ground from about one-fifth of the hydrants of the village, and they represent a fair estimate of conditions here. The estimate of gallons per minute was given me by the Underwriters’ Association. What do you think of the test? Respecfully yours, G. R. M. Water Works, Geneseo, N. Y., May 26, 1920. Answer: Considering the large number of 4-inch mains in your system, the results are not bad. Four-inch…

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