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Cast Your Vote for
the EC&M Product of the Year!
What's Wrong
Here?
Code Q&A
Code Quiz
Comments Sought on
Proposed TIA
South Carolina
Codes Update
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About this Newsletter
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Important Notice
Cast Your Vote for the EC&M
Product of the Year!
Would you like to help pick the prestigious EC&M
Product of the Year winner and qualify for a chance to win $100? If
you're an EC&M subscriber, make your vote count by visiting the
2010
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Code Challenge
What's Wrong Here?
By Brian J. McPartland
Think you know how this installation violates the
NEC? Visit EC&M's
Web site to see the answer.
Hint: 'Tis the wrong season
Code Q&A
By Mike Holt
Q. Can you please go over the basic rules for
feeder taps?
Visit EC&M's Web
site to see the answer.
Code Quiz
By Steven Owen
Fill in the blank with the correct answer.
When installing service equipment for services rated more than 35kV
(phase-to-phase), where conductors enter a building, the conductors
shall terminate in _________.
- metal-clad junction and pull boxes or heavy-duty metal auxiliary
gutters
- busways or high-voltage switches
- a metal-enclosed switchgear compartment or a vault meeting certain
requirements of Art. 450
- There is no correct answer. It is not permitted to install
conductors in a building that operate at more than 35kV.
Visit EC&M's
Web site for the answer and explanation.
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Code News Update
Comments Sought on Proposed
TIA
A Tentative Interim Amendment (TIA) has been proposed
to
the NFPA.
NFPA 70 - 2008 Edition, National Electrical Code
TIA Log No. 990
Reference: 90.2(B)(5)(b)
Submitter: Neil LaBrake, National Grid
Action:
Revise the text of 90.2(B)(5) to read as follows:
"Installations under the exclusive control of an electric utility where
such installations
a. Consist of service drops or service laterals, and associated
metering, or
b. Are on property owned or leased by the electric utility for the
purpose of communications, metering, generation, control,
transformation, transmission, or distribution of electric energy,
or
c. Are located in legally established easements or rights-of-way,
or
d. Are located by other written agreements either designated by or
recognized by public service commissions, utility commissions, or other
regulatory agencies having jurisdiction for such installations. These
written agreements shall be limited to installations for the purpose of
communications, metering, generation, control, transformation,
transmission, or distribution of electric energy where legally
established easements or rights-of-way cannot be obtained. These
installations shall be limited to federal lands, Native American
reservations through the U.S. Department of the Interior Bureau of
Indian Affairs, military bases, lands controlled by port authorities
and
state agencies and departments, and lands owned by railroads."
To review the submitter's "Substantiation" and "Emergency Nature"
supporting text for this proposed TIA, click
here.
This TIA has been published for public review and comment. Comments
should be filed with the Secretary,
Standards Council by June 18, 2010. No form is required, but
your comments should be submitted on company letterhead. Please
identify
the TIA number when submitting your comments.
South Carolina Codes Update
On March 22, 2010, the South Carolina Building Codes
Council (SCBCC) formerly adopted a half dozen construction-related
building codes. The new codes carry a mandatory enforcement by all
jurisdictions in the state and take effect on Jan. 1, 2011. The
mandatory codes include:
- 2009 International Building Code, with modifications
- 2009 International Residential Code, with modifications
- 2009 International Fire Code, with modifications
- 2009 International Plumbing Code, unmodified
- 2009 International Mechanical Code, unmodified
- 2009 Fuel Gas Code, with modifications
No appendixes for any of the codes listed above were adopted by the
SCBCC and cannot be adopted or used locally.
The notice also made mention of the use of permissive codes used by
local jurisdictions, which must first be adopted by ordinance before
enforcement can begin. The permissive codes that may be adopted are
the:
- 2009 International Property Maintenance Code
- 2009 International Existing Building Code
- 2009 International Performance Code for Buildings and
Facilities
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