Imperial Valley press., 1939-11-03
LEGAL ADVERTISEMENT

Ordinance No. 44O
AN ORDINANCE GOVERNING
THE USE, STORAGE AND
HANDLING OF COMPRESSED
OR LIQUEFIED PETROLEUM
OR FLAMMABLE GAS.
The City Council of the City OF
Ell Centro do ordain as follows:
SECTION I: (a) No person, firm
or corporation shall install liquefied
petroleum or other type of COM
pressed gas system or equipment
used in connection with such sys-
TENS without first securing permit
from the Chief of the Fire Depart
ment.
(b) An application for permit
accompanied by plans shall be made
to the Chief of the Fire Depart
ment for all systems connected to
liquefied petroleum or other COM
pressed gas storage container or
containers.
SECTION II: All compressed or
liquefied gases shall be effectively
odorized by an approved agent OF
such character as to positively in
dicate the presence of gas down to
concentrations in air of not over
one-fifth the lower limit of flam-
inability.
SECTION III: Containers for
compressed or liquefied gases shall
be either constructed in accordance
with the Unfired Pressure Vessel
Code except w to U10) of the
American Society of Mechanical
Engineers or constructed in accord
ance with the requirements Of the
Interstate Commerce Commission
All containers shall bear marking
indicating that they have been suit
ably tested.
Containers not in the form OF
drums or cylinders shall be listed
and marked as suitable for the par
ticular class of gas for which it is
designed and no material of greater
vapor pressure shall be kept there
| in.
SECTION w: Design Working
! Pressure and Classification of Stor-
age Containers.
(a) Storage containers shall be
designed and classified as follows
provided that no container shall
have a shell and head thickness
less than 3/16 inch.
Type A. Design working pres
sure-8O pounds per square inch
gauge minimum. CFor gases with
vapor pressure at 1000 F., not in
excess of 80 pounds per square inch
gauge)
Type B. Design working pres
sure-125 pounds per square inch
gauge minimum. (For gases with
vapor pressure at 100o F., greater
than 30 pounds per square inch
gauge and not more than 125
pounds per square inch gauge.)
Type c. Design working pres
sure-200 pounds per square inch
gauge minimum. For gases with
vapor pressure at 100 F., greater
than 1875 pounds per square inch
gauge and not more than 20(
pounds per square inch gaugeD
(b) Containers once installed
underground shall not be reinstall-
ed aboveground unless they sue
cessfully withstand hydrostatic
retest of twice the design working
pressure and show no evidence OF
detrimental corrosion.
SECTION v. No liquid storage
container shall exceed 10000 gal
Ions water capacity, and no contain
er shall be located under or in
side any building.
SECTION VI: (a) Abovegrouno
storage containers shall be located
with respect to nearest building OF
group of buildings, or line of ad-
joining property which may be
built upon, in accordance with the
following table except that the
Chief of the Fire Department may
exempt minor outbuildingS anC
building devoted exclusively tC
manufacturing and distributing op
erations, from this requirements.
(b) Where any aboveground
containers are filled or refilled or
the customers premises, they shall
| ilOO NC SiOoCl 1llOy NOuD lCC'
to any building or to any adjoining
property line that may be built up
on, regardless of the size of the
container.
(c) Where delivery is made to
the customers premises in filled
cylinders located adjacent to build
ings. such cylinders shall be limited
in size to volumetric water capac-
ity not exceeding thirty 800 gal
Ions, and then installed in sets OF
not more than four cylinders or
containers, two in use and two as
standby, on substantial level base
at least four "a inches high above
the ground level, and shall be To-
Gated at a distance from the near
est building of not less than twenty
five (25) feet, provided the Chief
of the Fire Department may grant
permit for the location of such
cylinder or cylinders at distance
of less than twenty-five (25) feet
from the nearest building.
SECTION VII: ta) No under
ground container shall be located
closer than Is feet TO building
and no underground container ex-
ceeding 1900 gallon capacity shall
be located closer than so feet TO
q building. These distances may
he reduced at the discretion of the