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Subchapter 5. Electrical Safety Orders
Group 2. High-Voltage Electrical Safety Orders
Article 15. Temporary Wiring

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Suitable disconnecting switches shall be installed to permit the disconnection of all ungrounded conductors of each temporary circuit. Multiwire branch circuits shall be provided with a means to disconnect simultaneously all ungrounded conductors at the power outlet or panelboard where the branch circuit originated.

NOTE: Circuit breakers with their handles connected by approved handle ties are considered a single disconnecting means for the purpose of this requirement.

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

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

1. New section filed 4-1-2009; operative 4-1-2009. Submitted to OAL for
printing only pursuant to Labor Code section 142.3 (Register 2009, No.

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