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Subchapter 5. Electrical Safety Orders
Group 2. High-Voltage Electrical Safety Orders
Article 8. Pull and Junction Boxes
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§2753. Construction and Installation Requirements.

(a) Pull boxes shall be made of material inherently resistant to corrosion or shall be suitably protected, both internally and externally, by enameling, galvanizing, plating, or other equivalent means.

(b) Suitable bushings, shields, or fittings having smooth rounded edges shall be provided where conductors pass through partitions and at other locations where necessary.

(c) Boxes shall provide a complete enclosure for the contained conductors or cables.

(d) Pull boxes shall be so installed that the wiring is accessible without removing any part of the building. Working space shall be provided in accordance with Article 35.

(e) Pull boxes shall be of a type approved for the respective location in which they are installed.

(f) Boxes shall be effectively closed by suitable covers secured against unauthorized entry. Underground box covers that weigh over 100 pounds (45.4 kg) shall be considered secured against unauthorized entry.

(g) Pull boxes and their covers shall be able to withstand the loading to which they may be subjected.

(h) Pull boxes shall be securely fastened or set in place.

(i) Covers for boxes shall be labeled "HIGH VOLTAGE." The label shall be on the outside of the box cover and readily visible. Letter shall be block letters at least 1/2 inch in height.

(j) For grounding, see Article 6.

<General Materials (GM) - References, Annotations, or Tables>

   Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

1. Editorial correction filed 11-2-83 (Register 83, No. 45).

2. Amendment of section and Note filed 4-1-2009; operative 4-1-2009. Submitted
to OAL for printing only pursuant to Labor Code section 142.3 (Register
2009, No. 14).

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