ARIZONA MINING PERMITTING GUIDE - AZGS Document Repository

Above-Ground Fuel Storage Tanks
Arizona State Mine Inspector (ASMI)
1700 West Washington Street, Suite 400
Phoenix, AZ 85007
602-542-5971
www.asmi.az.gov
Arizona Mining Permitting Guide
PERMITS, AUTHORIZATIONS OR FILINGS:
Permits may be required within city limits.
LEGAL AUTHORITY:
A.R.S. Title 27
Uniform Fire Code (UFC) 79.400 through 79.510
29 C.F.R. 1910
30 C.F.R. 56.44
40 C.F.R. 112.3
CONDITIONS FOR ABOVE-GROUND (outside) FUEL STORAGE:
The following is a summary of key design elements compiled from the various
regulations for the storage of combustible liquids in outside storage facilities. Fuel
storage of more 60 gallons, left in place for more than seven consecutive days is
considered a permanent storage facility and is subject to the following standards. All
design elements are based on the stricter of the Uniform Fire Code, NFPA or 29 C.F.R.
1910 or 30 C.F.R. 56.44.
A Spill Prevention Control and Countermeasures (SPCC) plan must be prepared for any
facility with a combined aboveground oil or fuel storage capacity greater than 1320 gallons or
with one or more oil storage containers greater than 660 gallons. Requirements for an SPCC
are found at 40 C.F.R. 112.3(a) - 112.3(d).
Flammable liquids shall be stored in accordance with the standards of the National Fire
Protection Association or other recognized agencies approved by the Arizona State Mine
Inspector (ASMI). (R11-1-306)
All tanks, whether shop built or field erected, shall be strength tested before they are placed in
service. (29 C.F.R. 1910.106 (7))
Flammable Liquid storage when not buried shall not be stored within 100 feet of mine
openings, buildings connected to mine openings, fan installations or housings or hoist houses.
( R11-1-310)
Tanks shall be designed and built in accordance with recognized good engineering standards
for the material of construction, and compatible with the liquid to be stored. (29 C.F.R.
1910.106(b))
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