When bonding a swimming pool perimeter surface, where structural reinforcing steel is encapsulated in a nonconductive compound, the following conditions apply
Q. When bonding a swimming pool perimeter surface, where structural reinforcing steel is encapsulated in a nonconductive compound, the following conditions apply:
the conductor shall follow the contour of the perimeter surface
only listed splices shall be permitted
the required conductor shall be 18 to 24 inches from the inside walls of the pool
the required conductor shall be secured within or under the perimeter surface (4 to 6 inches) below the subgrade, and
the minimum conductor size and type shall be _____________.
minimum 8 AWG, tinned, stranded copper
minimum 8 AWG, bare, solid copper
minimum 8 AWG, covered, stranded copper
minimum 6 AWG, solid copper
Answer: B
As per 680.26(B)(2) of the 2008 NEC, the minimum conductor size and type in this situation shall be 8 AWG, bare, solid copper.
Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at [email protected].