NFPA Journal - September/October 2013 - (Page 27)

trash chute was protected by a drypipe sprinkler system. Both systems operated as designed. Firefighters responded to a fire alarm activation at 2:06 a.m. and arrived four minutes later to find a single sprinkler operating in the chute on the second floor. Smoke from the smoldering fire had filled the chute, which was full of trash from the first to the third floors, and banked down at the tenth floor, where smoke was at chest level. Investigators determined that the fire began when smoking material were thrown into the garbage chute. The building, valued at almost $45 million, had structural damage estimated at $5,000. There were no injuries. a sprinkler extinguished a fire that started when oily rags stored in a 55-gallon (208-liter) metal barrel chemically reacted with the air and spontaneously ignited. The single-story, wood-frame building was divided by a firewall into two separate occupancies, one of which contained a business that turned reclaimed restaurant grease into biofuel. This occupancy included a warehouse covering an area of 5,000 square feet (465 square meters). The property was protected by a monitored wet-pipe sprinkler system. Firefighters were notified of a water flow alarm at 7:44 p.m. and arrived five minutes later. They were admitted THE HASS® FAMILY OF FIRE PROTECTION ENGINEERING SOFTWARE Educational Solar panels malfunction MASSACHUSETTS—An electrical junction box for a solar panel array on the roof of an elementary school malfunctioned and ignited, starting a fire that spread to nearby roof materials over an area approximately 8 feet (2 meters) by 8 feet (2 meters). A passerby spotted the fire and called the fire department at 12:30 p.m. The fire took place on a weekend when school was not in session. The two-story, steel-frame building had masonry walls and a metal deck roof covered with a rubber roof membrane. The school was protected by a full-coverage, wet-pipe sprinkler system and fire alarm system, but neither operated because the fire was on the exterior of the building. Investigators could not determine the cause of the malfunction in the junction box. Damage to the building was estimated at $30,000. Manufacturing Sprinkler extinguishes fire started by oily rags The HASS Family of Fire Protection engineering software is for engineers, contractors, reviewing authorities and educational institutions who design, analyze, test, estimate or review fire control systems for commercial, industrial and residential properties in accordance with NFPA standards. The HASS family can save you time and money as it has for thousands of others in over 45 countries since 1976. HASS The leader in computer software for the design and analysis of sprinkler systems. Now includes HASS HOUSE and JOB COST ESTIMATOR in addition to Darcy Weisbach, Hammer, System Volume, Gradient and many other helpful utilities. Available in English (English and Metric units) and Spanish (Metric units) versions. COOSA Computer software for calculating two phase flow for high pressure and low pressure CO2 systems in English or metric units. Now includes JOB COST ESTIMATOR for quick CO2 system installation cost calculations. HASS HOUSE Fast accurate way to calculate residential sprinkler systems in accordance with NFPA 13, 13D and 13R. JOB COST ESTIMATOR Quickly develops sprinkler system cost estimates from direct data entry or quickly generated grid or tree systems. HRS Systems, Inc. 208 Southside Square, Petersburg, TN 37144 931-659-9760 E-mail: hass@hrssystems.com (fax) 931-659-9763 www.hrssystems.com CALIFORNIA—A commercial building that was closed for the night was spared significant damage when SEPTEMBER/OCTOBER 2013 NFPA JOURNAL 27

Table of Contents for the Digital Edition of NFPA Journal - September/October 2013

NFPA Journal - September/October 2013
Contents
First Word
In a Flash
Perspectives
Firewatch
Heads Up
Research
Structural Ops
In Compliance
Buzzwords
Outreach
Electrical Safety
Wildfire Watch
Cover Story: Furniture Flamability
Special Report
NFPA Reports
NFPA Reports
Fire Analysis + Research
Section Spotlight
What’s Hot
Looking Back

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