ABSTRACT

Coffee Break Training: Access and Water Supplies: Fire Flow Formulas: Part 15: Insurance Services Office Needed Fire Flow: Obtaining the Communication Factor Value Pi   [open pdf - 566KB]

"The communication (opening) factor variable, Pi, for the ISO [Insurance Services Office] NFF [Needed Fire Flow] formula is derived from a table; it depends upon the protection for communicating party-wall openings as well as the length and construction of communications between fire divisions."

Report Number:
Coffee Break Training - Fire Protection Series No. FP-2013-51
Publisher:
Date:
2013-12-17
Series:
Copyright:
Public Domain
Retrieved From:
United States Fire Administration: http://www.usfa.fema.gov/
Format:
pdf
Media Type:
application/pdf
URL:
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