HomeMy WebLinkAbout1991-08-20; City Council; NS-165; CMC 18.12 adopt by ref - National Electrical Code (1990 edition).....
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ORDINANCE NO. NS-165
AN ORDINANCE OF THE CITY COUNCIL OF THE CITY OF CARL:
CALIFORNIA, AMENDING TITLE 18, CHAPTER . 18.1 2 TO ADOP
REFERENCE THE NATIONAL ELECTRICAL CODE (1990 EDITION).
The City Council of the City of Carlsbad does ordain as follows:
SECTION 1 : That Title 18, Chapter 18.12 of the Carlsbad Municipal C
amended by the amendment of Section 18.1 2.010 to read as follows:
18.12.01 0 AdoDted. The National Electrical Code (I 990 Edition), copyrl
by the National Fire Protection Association is hereby adopted by reference 2
electrical code of the City except for the changes, additions and amendments I
the in this chapter which shall supersede the provisions of said code.
SECTION 2: That Title 18, Chapter 18.1 2 of the Carlsbad Municipal Cl
amended by the amendments of Sections 18.1 2.220 through 18.1 2.270, e
Sections18.12.246, 18.12.250, 18.12.251, 18.12.255, 18.12.260, 18.12.26
18.12.270, to read as follows:
ll MODIFICATIONS
18.12.220 Amended Cost of Permit
18.1 2.245 Article 250-81 (c) amended Grounding Electrode Syste
18.1 2.220 Cost of Permit amended. Every applicant for a permit shall p
each permit issued at the time of issuance a fee in accordance with the follc
schedule, and at the rate provided for each classification shown in this schedL
Any person who commences any work for which a permit is required b.
code without first having obtained a permit therefore shall, if subsequently pern
to obtain a permit, pay double the permit fee fixed by this section for such ’
provided, however, that this provision shall not apply to emergency work when
been proven to the satisfaction of the administrative authority that such work
urgently necessary and tht it was not practical to obtain a permit therefore befol
commencement of the work. In all such cases, a permit must be obtained as so
it is practical to do so, and if there is an unreasonable delay in obtaining such PC
a double fee as provided in this section shall be charged.
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Schedule of Fees
Issuance fee
New construction for each ampere
of main service, switch, fuse or
breaker
per ampere single-phase
per ampere three-phase
per ampere 480 three-phase
Service upgrade on existing building.
For each ampere of increase in main
service, switch, fuse or breaker
per ampere single-phase
per ampere three-phase
per ampere 480 three-phase
Remodel, alteration, no change
in service
per ampere
or minimum
Temporary service up to and
including 200 amperes
Temporary service over 200 amperes
$1 0.00 plus $1 0.00 per each 100
amperes over 200
Test meter
Minimum permit fee
Note: Amperes rate shall apply
to the secondary side of the
transformer or transformers.
$10.00
.25
.50
1 .oo
.25
.50
1 .oo
.25
5 .OO
10.00
10.00 plus
25.00
10.00
18.1 2.245 Article 250-81 (c) Concrete Encased Electrode amended.
The primary grounding method shall be that which is referred to as the
Ground" consisting of 20 feet or more of Copper Conductor #4 (minimum) or
sized from N.E.C. Table 250-94, "Grounding Electrode Conductor for AC Systc
The copper conductor shall be placed three inches up from the bottom and a t
2.
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inch clearance from the sides of the concrete footing and supported by a Rein
Bar #4 or larger completely encased in concrete. When below ground the
grounding conductor shall be encased in concrete or in rigid nonmetallic condl
six inches inside the concrete footing to the service equipment.
The copper electrode conductor shall be continuous and unbroken
termination at the service connection.
For sinale-familv residential use onlv. IUD to and includina 200 amt, servic
concrete encased electrode (rebar) may be used subject to the following require
1. The #4 Rebar, 1/2" diameter, or larger, to which the grounding elt
conductor is connected must be a minimum of 20 feet long, unbroken.
2. The total developed length of rebar placed three inches up from the
of the foundation must be no less than 20 feet. Where splices are neces
obtain the required 20 feet, they must be made so that the two bars overlal
less than 15 inches and are secured by at least two steel tie wires. The splic
occur at the opposite end from the extended location.
3. The rebar may only extend out of the slab in a dry location.
4. The rebar must extend out of the slab at least six inches and not ma
18 inches, and the point of connection of the grounding electrode connector n
accessible.
Aluminum or copper-clad aluminum electrode conductor shall not be I
concrete, outside or in any other corrosive environment.
SECTION 3: That Title 18, Chapter 18.1 2 of the Carlsbad Municipal (
amended by adding Sections 18.1 2.247 and 18.12.252 to read as follows:
Ill ADDITIONS
18.1 2.247 Article 250-91 (b) Amended Types of Equipment Grc
18.12.252 Article 334-23 Amended Grounding
Conductors
18.1 2.247 Article 250-91 (b) Amended TvDes of EauiDment Gro
Conductors. The equipment grounding conductor run with, or enclosing the
conductors shall be one or more, or a combination of the following:
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.. II 1. A copper or other corrosion resistant conductor. This conductor s '
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solid or stranded, insulated, covered or bare, and in the form of a wire or a bu:
any shape.
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3. Intermediate metal conduit. 4
2. Rigid metal conduit.
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4. Electrical metallic conduit.
5. Cable trays as permitted in Section 318-3(c) and 318-7.
8 6. Cable bus framework as permitted in Section 365-2(a).
9 All flexible metal conduits, Type AC cables, Type MC cables, mineral in
metal sheathed cables, and non-metallic conduit systems shall have equipment
10: conductors run with the circuit conductors.
11 Exception No. 1: Flexible metal conduit and flexible metallic tubing :
12 permitted for grounding if all the following conditions are met:
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a. The length in any ground return path does not exceed 6 feet (1.83
b. The circuit conductors contained therein are protected by over
c. The conduit or tubing is terminated in fittings listed for grounding.
Exception No. 2: Liquidtight flexible metal conduit shall be permittf
grounding means in the 1 1/4 inch and smaller trade sizes if the total length
ground return path is 6 feet (1.82 m) or less, the conduit is terminated in fittinc
for grounding, and the circuit conductors contained there in are protec
overcurrent devices rated at 20 amperes or less for 3/8-inch and 1/2-inch trac
and 60 amperes or less for 3/4-inch through 1 1/4-inch trade sizes.
devices rated at 20 amperes or less.
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Exception No. 3: For direct-current circuits only, the equipment grc
conductor shall be permitted to be run separately from the circuit conductor'
18.1 2.252 Article 334-23 Amended Grounding. Type MC cable shall
an equipment grounding conductor run with the circuit conductors.
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2-23 I1
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1 EFFECTIVE DATE: This ordinance shall be effective sixty days ai
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adoption, and the City Clerk shall certify to the adoption of this ordinance and
it to be published at least once in the Carlsbad Journal within fifteen days a
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adoption.
INTRODUCED AND FIRST READ at a regular meeting of the Carlsba
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7 Council held on the 23rd day of July , 1991 and the
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PASSED AND ADOPTED at a regular meeting of said Council held on tl
20th day of August , 1991, by the following vote to wit:
10 AYES: Council Members Lewis, Kulchin, Larson, Stanton and Nyg:
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NOES: None
ABSENT: None
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ATTEST:
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(SEAL) 21
ALETHA L. RAUTENKRANZ, City Clerk \
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