Temporary electrical equipment 38.10 An employer must ensure that
(a) a cable or wire used for temporary electrical distribution at
a workplace is adequately guarded or securely suspended
overhead to provide adequate clearance for workers and
material;
(b) a temporary light or other temporary electrical device
(i) is assembled, installed and maintained in a safe manner
and in accordance with the manufacturer’s instructions, if
any,
(ii) is suitably located and guarded to prevent damage to the
lamp or device, and
(iii) if suspended, is suspended by its electrical cord only if
designed to be suspended in that manner;
(c) an electrical extension cord used by a worker is
(i) of an approved type with a proper grounding connection,
(ii) visually inspected each day before it is used for possible
damage and repaired or replaced, if necessary,
(iii) not used if the grounding post has been removed or made
inoperative, and
(iv) where it passes through a work area, covered or elevated
to protect it from damage and prevent a tripping hazard;
and
(d) a receptacle for an attachment plug has a concealed contact and
is properly grounded.
Work at damp location 38.11 When work is being done in a damp location or in a metallic
enclosure, including a drum, tank, vessel or boiler, an employer must
ensure that electrical circuits are protected by a class “A” ground
fault circuit interrupter.
High voltage switch gear 38.12 An employer and an owner must ensure that, where high voltage
electrical switch gear or transformers are located in a workplace,
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(a) access to the gear or transformers is restricted to persons
authorized by the employer; and
(b) a warning sign is posted.
