Cal. Code Regs. Tit. 8, § 2749.1 - Aboveground Wiring Methods
(a) Aboveground conductors shall be installed
in rigid metal conduit, in intermediate metal conduit, in electrical metallic
tubing, in rigid nonmetallic conduit, in cable trays, as busways, as cablebus,
in other identified raceways, or as open runs of metal-clad cable suitable for
the use and purpose. In locations accessible to qualified persons only, open
runs of Type MV cables, bare conductors, and bare busbars are also permitted.
Busbars shall be either copper or aluminum. Open runs of insulated wires and
cables having a bare lead sheath or a braided outer covering shall be supported
in a manner designed to prevent physical damage to the braid or
sheath.
(b) Conductors emerging
from the ground shall be enclosed in approved raceways.
Notes
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
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