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Thread: Bonding

  1. #1
    Join Date
    Aug 2007
    Location
    Las Vegas, NV
    Posts
    1

    Bonding

    In a commercial building can the cold water bond, gas piping bond, and building steel bond be installed with one bond wire or do they have to be seperate bond wires to each location.

  2. #2
    Join Date
    Apr 2009
    Location
    Williamsburg, VA
    Posts
    5,043
    11 years for your first post... Wow. To answer your question, you can use one wire, provided it is sized for the largest of the three needed.
    Electricians do it until it Hertz!

  3. #3
    Join Date
    Jul 2003
    Location
    New Jersey
    Posts
    24,734
    You can do it either way or you can connect to one and use bonding jumpers to the other electrodes.
    Rob

    Moderator

    All responses based on the 2014 NEC unless otherwise noted

  4. #4
    Join Date
    Feb 2003
    Location
    Bremerton, Washington
    Posts
    7,777
    Gas piping is normally bonded thru the EGC in the circuit supplying the equipment, IE a gas unit heater will have an EGC in the supply circuit. But you can still bond the gas pipe with a larger conductor. If the gas pipe is near structural metal or the water pipe then its simple
    Moderator-Washington State
    Ancora Imparo

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