Leadership

Questions and Answers

Issue 13 and Volume 81.

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. Discharge from Pumper To the Editor: Relative to the “False and True” question No. 7 in your issue of May 30th. I beg to take issue with you on your answer. The question reads: A 700 gallon pumper should be able to deliver at least its full rated capacity at 120 pounds net pump pressure through two 100 foot 2 1/2inch hose lines siamesed into a 1 3/4-inch nozzle. I take issue because “Freeman” in his table of tests of pumping engines which was issued by the National Board of Fire Underwriters, states that in case the 120 pound pressure could not be maintained with both gates open, that the closing down on one of the gates would enable the pressure to be reached…

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