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.