Ord 1844 9/28/1959ORDINANCE NO. / fZ_1"1
AN ORDINANCE AMENDING PARTS OF ORDINANCE N0,, 1687, WHICH WAS AN
ORDINANCE ESTABLISHING THE ELECTRICAL CODE OF THE CITY OF WICHITA FALLS,
kND PROVIDING FOR H MINIMUM OF ONE —HKLF (1/2) INCH INTERNAL DIAMETER ON
UNDERGROUND CONDUIT; AND PROVIDING FOR USE OF CERT,►IN UNDERGROUND CABLE
IN RESIDENTIt.L AREAS FOR RESIDENTIkL HOME USE AND INST!,.LLJION OF OUTSIDE
AREA LIGHTS; AND PROVIDING FOR THE USE OF AN ALUMINUM RIGID CONDUIT IN ALL
PLACES THAT GALVANIZED RIGID IRON CONDUIT MAY BE USED WITH THE EXCEPTION
OF EMBEDDING IN CONCRETE, OR DIRECT BURIAL OR THE USE IN MASTPOLES.
BE IT ORDAINED BY THE BOiRD OF '.LDERMEN OF THE CITY OF WICHITA FALL, TEL`,S:
SECTION 1, That Sub — section (11) of Section 9 of Ordinance 1687 is
hereby amended so as to read as follows:
"All conduits in ice boxes, refrigerator plants, and in under-
ground work shall be rigid galvanized conduit or approved duct.
The wiring used in such conduits may be lead covered or of a
type approved by the National Board of Fire Underwriters for
this type of installation.
"For light and power, all underground service conduit shall be
a minimum size of one and one —half (12) inches internal diameter.
No underground conduit shall be smaller than one —half (2) inch
internal diameter.
SECTION 2, That Section 9 of Ordinance 1687 is hereby amended so as
to include the following which will be numbered sub — section (17) and shall
read as follows:
(17) Installation of underground branch circuit cable (Type UF)
shall comply with the provisions of Sections 3001 and 3020,
inclusive, paragraph "b" of Section 3102, and in addition
shall conform with provisions of Section 3392 of the
National Electric Code, as specifically approved.
Underground branch circuit cable may be used, including
direct burial in the earth, as branch circuit cable when
provided with overcurrent protection not in excess of the
rated current carrying capacity of the individual conductors.
Single conductor cable shall not be installed under any
circumstance, The conductor, Type OF cable with one con-
ductor grounded securely to all metal portions of the circuit,
may be buried directly in the earth, at a minimum depth of
eighteen (18 "), and shall have a supplementary mechanical
protection of a covering board overlapped twelve inches
(12 "), where abutting, and of a minimum one inch (111) thick
and six inches (611) wide.
This type of cable is approved solely for use in residential
areas, and for residential home use, and is to be ex-
clusively restricted to the outside installation of area
lighting and general purpose receptacles. This approval
is not to be construed to allow the connection of motors or
similar type permanent electrical installations,
This type cable shall nut be used (1) as service entrance
cable, (2) in commercial garages, (3) in theatres, (4) in
motion picture studios, (5) in storage battery rooms, (6) in
hoistways, (7) in hazardous locations, (8) embedded in
poured cement, concrete, or aggregate, nor (9) in air void
in masonry block or tile walls, nor (10) in shallow chases
in masonry, concrete, or plaster walls, nor (11) in similar
types of concealment.
Direct burial cable, when not installed in raceways, shall
be installed in pre - inspected trenches at a minimum depth
of eighteen inches (1811) below the finished grade. If
the trench bottom is not of a smooth, even soil, it shall
be covered with a two inch (211) soil fill to protect the
cable against sharp objects. The soil fill adjacent to
the covering board shall be free of all foreign or sharp
objects. The cable shall be protected; at the point of
entry and exit of the trench, by rigid metal conduit ex-
tending to a minimum del, h of twelve inches (1211) below
the surface of the finished grade.
SECTION 3, That Section 9 of Ordinance 1687 is hereby amended so as
to include the following which will be numbered sub - section (18) and shall
read as follows:
( SEAL)
A
(18) The use of aluminum rigid conduit is approved for installation
in all locations that galvanized rigid iron conduit may be
used with the express exclusion of embedding in concrete,
direct burial in soil, or the usp as mastpoles.
PASSED AND APPROVED this day of , 1959.
. T. Henderson, City Clerk
Frank Gibson, City Attorney
Bill yor Protem
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