Potential for prolonged driving of or riding in a motor vehicle, machine operation, and/or working around moving equipment/machinery or motorized vehicles (such as but not limited to car, truck, golf cart, gator, heavy equipment).Ability to work in confined areas, tanks, heat stress conditions, high noise and areas with radiation and chemical hazards. Ability to perform medium to very heavy work, exerting up to 100 pounds of force occasionally, non-repetitive, up to 50 pounds of force frequently (any exertion of force/lifting greater than 45 pounds requires usage of a two person "buddy system"), and/or more than 20 pounds of force constantly, repetitive; performing such activities as lifting, lowering, carrying, pushing, pulling, standing, walking, grasping, kneeling, stooping, reaching.