Sample Case Descriptions
Employees of a moving company were transferring a large sculpture on a wheeled cart to a museum hydraulic dock lift. The sculpture toppled, injuring an employee. Issues to be determined were proper design of the hydraulic lift, proper design of the wheeled cart, and proper procedures employed by the moving company. Laser scanning, 3-D modeling, and Dynamic Analysis via computer were employed.
An airline worker was killed when the platform of a Vertical Reciprocating Conveyor (baggage lift) at an airport gate descended unexpectedly, striking the worker. Issues to be determined were proper mechanical design and electrical control design, adherence to applicable safety and design standards, and proper procedures employed by the airline.
A worker was servicing ceiling lighting from a man lift. An outrigger foot failed causing the lift to fall, resulting in injuries. Issues to be determined were proper mechanical design, proper operator procedures, and adherence to applicable safety and design standards. X-ray imaging and 3-D computer modeling were employed.
A portable stacker conveyor was being used to load road salt into a storage building. A worker's hooded sweatshirt became entangled in an unguarded shaft resulting in injuries. The issues to be determined were applicable safety standards, determination of whether the conveyor had been modified, and who was responsible for the unguarded hazard.
An employee at a recycling operation was performing maintenance lubrication of the belt conveyor drive. Another employee at a remote location started the conveyor resulting in injuries to the maintenance employee. Issued to be determined were adherence to applicable safety standards, proper system design, proper electric control design, and proper lock out/tag out procedures.