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(a) Processes or operations involving the use of oxidizing agents such as chlorates, perchlorates or peroxides, shall be effectively grounded.
(b) The nozzle of air, inert gas and steam lines or hoses, when used in the cleaning or ventilation of tanks and vessels that may contain hazardous concentrations of flammable gases or vapors, shall be bonded to the rank or vessel shell. Bonding devices shall not be attached nor detached in hazardous concentrations of flammable gases or vapors.
(c) Bonding and grounding devices which are temporarily clamped or clipped to movable equipment shall have a conductor of ample length to assure the effective attachment of the device.
(d) When attaching bonding and grounding clamps or clips, a secure and positive metal to metal contact shall be made. Such attachments shall be made before closures are opened and substance movements are started and shall not be broken until after substance movements are stopped and closures are made.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
HISTORY
1. Amendment filed 12-10-87; operative 1-9-88 (Register 87, No. 51).
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