WAC 296-78-730   Electrical service and equipment.  (1) Electrical service and equipment shall be constructed, maintained, inspected and operated according to chapter 296-24 WAC, General safety and health standards, Part L, and WAC 296-800-280 of the safety and health core rules.

     (2) Repairs. Electrical repairs shall be made only by authorized and qualified personnel.

     (3) Identification. Marks of identification on electrical equipment shall be clearly visible.

     (4) Protective equipment. Rubber protective equipment shall be provided as required by WAC 296-800-160 of the safety and health core rules.

     (5) Open switches. Before working on electrical equipment, switches shall be open and shall be locked out.

     (6) Concealed conductors. Where electrical conductors are known to be concealed, no work shall be performed until such conductors are located.

     (7) Overload relays. Overload relays shall be reset by authorized qualified personnel only.

     (8) Passageways to panels. Passageways to switch centers or panels shall at all times be kept free from obstruction. Not less than three feet of clear space shall be maintained in front of switch centers or panels at all times.

     (9) Bridging fuses. Fuses shall not be doubled or bridged.



[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 07-03-163, § 296-78-730, filed 1/24/07, effective 4/1/07. Statutory Authority: RCW 49.17.010, [49.17].040, and[49.17].050 . 01-11-038, § 296-78-730, filed 5/9/01, effective 9/1/01. Statutory Authority: Chapter 49.17 RCW. 91-24-017 (Order 91-07), § 296-78-730, filed 11/22/91, effective 12/24/91. Statutory Authority: RCW 49.17.040, 49.17.050 and 49.17.240. 81-18-029 (Order 81-21), § 296-78-730, filed 8/27/81.]