Exerting up to 50 pounds of force occasionally, and/or up to 20 pounds of force frequently, and/or up to 10 pounds of force constantly to move objects.4.-Heavy Work - Exerting up to 100 pounds of force occasionally, and/or up to 50 pounds of force frequently, and/or up to 20 pounds of force constantly to move objects.5.-Very Heavy Work ? Moving about on foot to accomplish tasks, particularly for long distances.10.XPushing ? using upper extremities to press against something with steady force order to thrust forward, downward or outward.11.XPulling ?