Questions and Answers

Issue 25 and Volume 84.

Questions and Answers NOTE—Readers are invited to send in questions, which will be answered in the order received. Names are omitted from questions unless otherwise specified Engines in Relay To the Editor: Will you please mark an “M” at the proper place on the sketch below that a 750 gallon pumper should be placed. Any further information that you may give me will be gratefully received. Will you mark an “X” at the proper place on this sketch that a 750 gallon pumper and a 350 gallon pumper used in relay should be placed? K. E. W. Answer: In the first layout you give for a single 750 gallon pumper, the pumper should normally be placed at the hydrant. However, if a single line of 2 1/2 inch hose is available, and the maximum per cent of the hydrant pressure can be secured, then a placement of the engine a…

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