OSHA 29 CFR 1910.106(e)(2)(ii)(b):
Incidental storage or use of flammable and combustible liquids.
(b) The quantity of liquid that may be located outside of an inside
storage room or storage cabinet in a building or in any one fire area of
a building shall not exceed:
- (1) 25 gallons of Class IA liquids in containers
- (2) 120 gallons of Class IB, IC, II or III liquids in containers
- (3) 660 gallons of Class IB, IC, II or III liquids in a single portable tank
OSHA 29 CFR 1910.106(d)(3)(i&ii):
Design, construction, and capacity of storage cabinets -(i) Maximum capacity.
Not more than 60 gallons of Class l or Class ll liquids, nor more than
120 gallons of Class lll liquids may be stored in a storage cabinet.
(ii) Fire resistance. Storage cabinets shall be designed and
constructed to limit the internal temperature to not more than 325ºF.
when subjected to a 10-minute fire test using the standard
time-temperature curve as set forth in Standard Methods of Fire Tests of
Building Construction and Materials, NFPA 251-1969. All joints and
seams shall remain tight and the door shall remain securely closed
during the fire test. Cabinets shall be labeled in conspicuous
lettering, “Flammable–Keep Fire Away.”(a) Metal cabinets constructed in
the following manner shall be deemed to be in compliance. The bottom,
top, door, and sides of cabinet shall be at least No. 18 gauge sheet
iron and double walled with 1 1/2" air space. Joints shall be riveted,
welded or made tight by some equally effective means. The door shall be
provided with a three-point lock, and the door sill shall be raised at
least 2" above the bottom of the cabinet.
(ii)(b) Wooden cabinets constructed in the following manner shall
be deemed in compliance. The bottom, sides, and top shall be
constructed of an approved grade of plywood at least 1 inch in
thickness, which shall not break down or delaminate under fire
conditions. All joints shall be rabbetted and shall be fastened in two
directions with flathead woodscrews. When more than one door is used,
there shall be a rabbetted overlap of not less than 1 inch. Hinges shall
be mounted in such a manner as not to lose their holding capacity due
to loosening or burning out of the screws when subjected to the fire
International Fire Code*:
3404.3.2 Liquid storage cabinets.Where other sections of this
code require that liquid containers be stored in storage cabinets, such
cabinets and storage shall be in accordance with Sections 3404.3.2.1
3404.3.2.1.1 Materials. Cabinets shall be listed in accordance with UL 1275, or constructed of approved wood or
metal in accordance with the following:
1. Unlisted metal cabinets shall be constructed of steel having a
thickness of not less than 0.044 inch (1.12 mm) (18 gage). The cabinet,
including the door, shall be double walled with 1-1/2 inch (38 mm)
airspace between the walls. Joints shall be riveted or welded and shall
be tight fitting.
3404.3.2.1.2 Labeling. Cabinets shall be provided with a conspicuous label in red letters on contrasting background
FLAMMABLE–KEEP FIRE AWAY.
3404.3.2.1.3 Doors. Doors shall be well fitted, self-closing and equipped with a three-point latch.
3404.3.2.1.4 Bottom. The bottom of the cabinet shall be liquid tight to a height of at least 2 inches (51 mm).
NFPA 1, The Uniform Fire Code –2006 Edition**:
220.127.116.11 Hazardous Materials Storage Cabinets.
(d.) Doors shall be well fitted, self-closing, and equipped with a self-latching device.
NFPA Code 30 – 2008 Edition***:
9.5.1 The volume of Class I, Class II, and Class IIIA liquids
stored in an individual storage cabinet shall not exceed 120 gal (460
9.5.2 The total aggregate volume of Class I, Class II, and Class
IIIA liquids in a group of storage cabinets shall not exceed the maximum
allowable quantity of flammable and combustible liquids per control
area based on the occupancy where the cabinets are located.
9.5.4 Storage cabinets shall not be required by this code to be ventilated for fire protection purposes.
18.104.22.168 If not ventilated, storage cabinet vent openings shall be
sealed with the bungs supplied with the cabinet or with bungs specified
by the cabinet manufacturer.
22.214.171.124 If ventilated for any reason, the storage cabinet vent
openings shall be ducted directly to outdoors in such a manner that will
not compromise the specified performance of the cabinet and in a manner
that is acceptable to the authority having jurisdiction.
The National Fire Code of Canada (NFC) 1995 Edition, section 126.96.36.199 references storage Cabinets must conform to ULC-C1275.
1.1 These requirements cover storage cabinets for flammable
liquid containers which are intended for the storage of flammable liquid
and permitted by the relevant sections of the National Fire Code of
1.2 The cabinets are tested to determine their ability to
withstand a standard fire exposure for a period of 10 minutes without
developing an internal temperature rise in excess of 139°C above
of this publication content from the 2006 International Fire Code,
International Code Council, Inc., Country Club Hills, IL. Reproduced
with permission. All rights reserved.
**Reprinted with permission from NFPA 12006, Uniform Fire Code,
Copyright ©2008, National Fire Protection Association. This is not the
complete and official position of the NFPA on the referenced subject,
which is represented only by the standard in its entirety.
***Reprinted with permission from NFPA 302008, Flammable and Combustible
Liquids Code, Copyright ©2008, National Fire Protection Association.
This is not the complete and official position of the NFPA on the
referenced subject, which is represented only by the standard in its
****Reprinted with permission from NFPA 58 LP Gas Code 2008 Edition, Copyright
©2007, National Fire Protection Association, Quincy, MA 02269. This
reprinted material is not the complete and official position of the
National Fire Protection Association, on the referenced subject which is
represented only by the standard in its entirety.