HomeMy WebLinkAboutReso 2009-003RESOLUTION NO. 2009-003
RESOLUTION OF THE CITY COUNCIL OF THE CITY OF
CHULA VISTA ADOPTING THE CHULA VISTA
PHOTOVOLTAIC PRE-WIRING INSTALLATION
REQUIREMENTS
WHEREAS, on July 10, 2008, the City Council of the City of Chula Vista adopted the
Implementation Plans for the Climate Change Working Group Measures; and
WHEREAS, a component of the Implementation Plan for Climate Change Working
Group Measure No. 5, Solaz and Energy Efficiency Conversion, is to require updating municipal
codes to facilitate future installations of solaz and renewable energy systems; and
WHEREAS, requiring pre-wiring for future photovoltaic systems facilitates future
installations of such systems; and
WHEREAS, staff is presenting to Council an ordinance amending Chapter 15.24 of the
Chula Vista Municipal Code to require pre-wiring at time of new residential construction for
future residential photovoltaic systems; and
WHEREAS, in order to facilitate compliance with the pre-wiring requirements and
establish consistency in the installation and inspection of these requirements, staff developed
technical installation guidelines, Chula Vista Photovoltaic Pre-Wiring Installation Requirements
(Exhibit A); and
WHEREAS, the Board of Appeals and Advisors, at their December 15, 2008, meeting,
recommended that the Council adopt the installation guidelines.
NOW, THEREFORE, BE IT RESOLVED by the City Council of the City of Chula Vista
that it hereby adopts the Chula Vista Photovoltaic Pre-Wiring Installation Requirements as the
installation guidelines in the City of Chula Vista.
Presented by
Gary alb rt, ., A CP
Deputy City Manager/Development Services
Director
Approved as to form by
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B C. Mie f ld
ity Attor~y
Resolution No. 2009-003
Page 2
PASSED, APPROVED, and ADOPTED by the City Council of the City of Chula Vista,
California, this 13th day of January 2009 by the following vote:
AYES: Councilmembers: Bensoussan, Castaneda, McCann, Ramirez, and Cox
NAYS: Councilmembers: None
ABSENT: Councilmembers: None
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Cheryl Cox, ayo
ATTEST:
Donna R. Nom , CMC, City Clerk
STATE OF CALIFORNIA
COUNTY OF SAN DIEGO
CITY OF CHULA VISTA
I, Donna R. Norris, City Clerk of Chula Vista, California, do hereby certify that the foregoing
Resolution No. 2009-003 was duly passed, approved, and adopted by the City Council at a
regular meeting of the Chula Vista City Council held on the 13th day of January 2009.
Executed this 13th day of January 2009.
9
Donna R. Norris, MC, City Clerk
Resolution No. 2009-003
Page 3
~`~ ~/
/, ~~ Photovoltaic Pre-Wiring
Installation Requirements
Q1Y OF
CHULA VISTA
Exhibit A
These requirements are applicable ih all new Single Family Dwellings (SFD's) and
Duplexes. They shall also apply to Multi Family Dwellings (MFD's) where a solar array can
feed the "House Meter" that supplies the common areas of the building.
1. In SFD's and duplex units up to 2500 sq. ft, with the electrical service located on
the exterior of a aarage wall, a run of one 1" Electrical Metallic Tubing conduit
(EMT) shall be installed from an accessible location in the attic to an accessible
location stubbed out into the garage. Stub out another conduit from the service to a
pull !junction box on the inside of the garage.
2. If the electrical service is not located on an exterior aarage wall, another 1"
conduit shall be run from the electrical service to a junction box on the inside of the
garage wall. (Most PV system inverters will work best out of direct sunlight and
heat, and may be mounted in the garage on the backside of the electrical service.)
3. Houses over 2500sq.ft and MFD's will require 1-1/4" EMT conduit.
4. Conduit in the attic shall terminate a minimum of 6 inches above the insulation.
5. For roofs having less than a 4° in 12" slope that have clay or concrete roof tiles:
EMT conduit, shall be stubbed out a minimum of 12" above the roof, capped off and
provided with a raof jack for a future Photovoltaic System.
6. For roofs having a 4° in 12" slope or greater with any type of roof covering: Provide
EMT conduit to an accessible location in the attic a minimum of 6" above the
insulation and cap off.
7. The location for EMT conduit stubbed up through the roof will be to the largest roof
area that is southerly facing, or secondarily to the largest westerly facing roof area.
8. The conduit shall be properly supported, protected, capped off at both ends, and
run to accessible locations at both ends.
9. Work shall comply with the Electrical Code in effect at the time of installation.
10. Any notching and boring of studs or top plates shall be strapped/nail plated to
provide protection for the conduit and shall reestablish the structural integrity of the
members. (Per chapter 23 of the California Building Code in effect at the time of
Plan Check approval.)
11. Pre-wire conduit shall be complete for rough frame inspection.