Swimming-Pool Equipotential Bonding Checklist (NEC 680.26)
The NEC 680.26 equipotential bonding checklist, by pool type.
Example
You enter
- Pool / spa type permanent pool/spa
You get
- Item count 8
- Pool type permanent pool/spa
Checked against published worked examples from: NEC 2023 (NFPA 70).
Details, formula, and sources
ScopeReturns the NEC 680.26(B) equipotential-bonding component list by pool type (the pool shell/rebar, the 3 ft perimeter, underwater forming shells, metal fittings attached to the pool structure (isolated parts 4 in or less that penetrate 1 in or less exempt), the pump motor, metal piping within 5 ft, and the listed water bond), with the #8 AWG solid copper minimum and irreversible connections. A reference checklist; the AHJ governs the inspection.
Formula or tablereturns the 680.26(B) bonded-component list by pool type (pool shell/rebar, 3 ft perimeter, underwater forming shells, metal fittings attached to the pool structure (isolated parts 4 in or less that penetrate 1 in or less exempt), pump motor, metal piping/awnings/fences within 5 ft, listed water bond >= 9 sq in) with the #8 AWG solid copper minimum.
Source and editionSwimming-pool equipotential bonding, NEC 2023 680.26, by name.
Free accessNEC is free to read at nfpa.org/freeaccess. The equipotential grid ties the listed conductive parts to the same potential and need not run to a remote grounding electrode; connections are listed and irreversible.
What governsEstimate. AHJ and licensed electrician govern. Verify against the NEC edition adopted in your jurisdiction.
API field namespool_type, item_count
- Bonded components the 680.26(B) list: pool shell/rebar, perimeter within 3 ft, metal structure, underwater forming shells, metal fittings attached to the pool structure (isolated parts 4 in or less that penetrate 1 in or less exempt), electrical equipment, metal piping within 5 ft, and the listed water bond (680.26(C))NEC 680.26(B),(C)
- Conductor solid copper #8 AWG minimum; the grid is equipotentialNEC 680.26(B)