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Damage to construction hoist during operation

Incident Investigation

Damage to construction hoist during operation

May 31, 2019

Elevating Devices

Reference Number:

II-860382-2019 (#13027)



Location: Richmond

Regulated industry sector: Elevating devices

Incident overview

During operation of the construction hoist, a tooth broke off a pinion gear. The pinion gear was then replaced, leaving the other two worn gears in operation. Cracks developed on the shaft until the hoist came to a complete shutdown.

 

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