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area of possible voltage step potential, barriers shall be provided at ground level to prevent this from occurring. Appropriate
warning signs shall be displayed on the barriers. Pedestrians should be barricaded from the area of possible voltage step
potential (see Figure 6.19.4) in the vicinity of the crane and associated equipment.
(f) Person to platform contact Only the platform operator shall be in contact with any part of the platform
during operation.
(g) Earthing systems An appropriate earthing system shall be fitted to the platform and shall be in use.
Operators and those working in proximity to the platform shall be advised of the limits of the effectiveness of the earthing
equipment.
NOTE: The purpose of the earthing system is to provide an alternate path to earth to minimize risks to personnel and plant,
and it may not be likely to trip circuit breakers that form part of the electricity transmission system.
(h) High visibility bunting Where high visibility bunting is applied to the conductors, it shall not be regarded as
insulation.
647414 EN (27/05/2015)
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