An employee was using a lattice boom crawler crane to unload a 20-ton section of anchor chain from a vessel. As the employee was moving the anchor chain with the crane, the crane flipped over. The employee jumped out of the cab as the crane was flipped over was injured. The employee sustained broken teeth, a severe pelvic ring injury with sacral fracture, and vertebral disc herniation in the L3-L5 and L5-S1 areas.