Question 10029 of 966 · Washington 01 Journey Level Electrician Exam
A copper ring or grid used for pool perimeter bonding is installed at what depth?
Exactly one answer is correct.
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Correct answer to question 10029
- A: 4 to 6 in below the subgrade
Explanation
The copper conductor alternative for perimeter bonding is placed between 4 in and 6 in below the subgrade. This keeps it close enough to the surface to equalize potential under bare feet.
More questions: Special Equipment, Pools, PV and EV
- 10030For conductive pool shells, perimeter surface bonding must attach to the structural reinforcing steel or copper grid at a minimum of how many points?
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