Issue 3 and Volume 101.

QUESTIONS and ANSWERS Wherein are answered questions relating to current problems in Fire Protection. Changing 1 1/2-Inch Hose to 2 1/2-Inch To the Editor: The ever increasing use of 1 1/2-inch hose in fire fighting and salvage work has made it necessary to become familiar with formulas used to solve problems involving the use of 2 1/2-inch lines wyed into two or more lines of 1 1/2-inch hose. What are the factors for changing 2, 3 and 4 siamesed lines of 1 1/2-inch hose into an equivalent length of 2 1/2-inch J. L. H. Answer: Reducing various layouts of 1 1/2-inch hose to a single line of 1 1/2-inch hose may be accomplished by use of the conversion factor from 2 1/2 to 1 1/2, and the factors for the various layouts of 2 1/2-inch hose. For example, the factor for converting a single line of 1 1/2-inch to a…

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