Standing, walking, using hands, talking, hearing, neck rotation, trunk rotation, stair climbing, ladder climbing, repetitive bending, kneeling, sustained squat, forward reaching, overhead reaching, supine overhead reaching, crawling, bin lift, high steps, fingering/grasping – able to use bolt box. Diagnoses and repairs Caterpillar equipment including compactors, excavators, loaders, dozers, and other heavy construction equipment, compact equipment, aerial equipment and paving equipment.