UFC 3-600-01
17 April 2003
with change 16 January 2004
A secondary fire pump must be provided when a fire pump is
provided.
6-10.5
Fire Walls. Firewalls separating warehouse and storage fire areas
must be of 4-hour fire rated construction. Other occupancies such as offices and
shops must be separated from the warehouse and storage area by a minimum of
one-hour fire rated construction.
6-10.5.1
Openings in 4-Hour Rated Fire Walls. Openings in 4-hour rated
fire walls must be protected by 3-hour Class A fire doors in accordance with
NFPA 80, on both sides of the wall. Personnel doors may be protected by a
single Class A fire door. Fire doors must be labeled by an NRTL, refer to
paragraph 2-4.
6-10.5.2
Conveyor and Mechanical Handling System Penetrations.
When mechanical handling systems such as conveyors are required to penetrate
fire walls, and fire doors are not feasible, the opening must be protected on both
sides of the wall by a deluge water spray tunnel system in accordance with FM
Global Data Sheet 1-23, Protection of Openings in Fire Subdivisions. The deluge
water spray tunnel system must consist of a separate water spray system for
both sides of the opening, and a metal or masonry enclosure around the opening
extending a minimum of 1.5 m (5 ft) from both sides of the wall. The spray
system must consist of open spray nozzles that provide a minimum of 1.356 L/s
detector must activate both systems simultaneously. The systems must be
supplied from a separate riser independent of the overhead sprinkler system.
Each system must be equipped with a control valve. The water supply must be
capable of supplying the deluge systems in addition to other required fire
protection demands. Operation of any deluge system or sprinkler system
protecting the area of the handling system must automatically shut down the
handling system.
6-10.6
Rubber Tire Storage. Rubber tire storage must comply with NFPA
230, Standard for the Fire Protection of Storage, and NFPA 13.
6-10.6.1
Hose Stream Allowance. Provide a hose stream allowance of
1900 Lpm (500 gpm).
6-11
STORAGE OF FLAMMABLE AND HAZARDOUS MATERIALS
AND HAZARDOUS WASTE.
6-11.1
Flammable/Hazardous (Flam/Haz) Storage. Flam/Haz storage
includes storage of flammable and combustible liquids as well as storage of
materials that are classified as hazardous materials. Provide protection for
facilities storing flammable and combustible liquids and other petroleum oil
lubricant (POL) products in accordance with NFPA 30, Flammable and
Combustible Liquids Code. Class IIIB combustible liquids must be protected in
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