Report Date: 4 June 2014
Scissor Lift Accident – 3 June 2014 – Facility 9555
Contractor personnel involved and contractor owned equipment. The scissor lift failed while in raised position. The lift lowered in an uncontrolled manner, which resulted in the injury of the two personnel. The personnel were transported to the hospital for evaluation. Initial report of failure was hydraulic failure. Unknown at this time, if the personnel involved were from the prime contractor or were sub-contractors.
Initial documentation and investigation occurred on 3 June 2014 at approx 1620, with a second documentation and investigation occurring at 0820 on 4 June 2014.
Investigators: Government
Contract Reps:
Contract Purpose: Over head rail crane maintenance.
Prime Contractor:
Contract Number: TBD
Equipment: Scissor lift
Date of Manufacture 1979
Equipment Condition: Overall condition; poorly maintained.
Failure of primary frame observed. Equipment appeared to have had non-manufacturer modifications performed. No operators manual present. No labels on controls or load capacity. No visible fall restraint points located. See companion file for equipment pictures.
Probable cause: Catastrophic failure of the primary frame members due to pre-existing fractures in the members, under operational load from the hydraulic cylinder.
CLICK HERE for the report and photos.
