Physical Requirements and Working Conditions: Performing physical activities that require considerable use of your arms and legs and moving your whole body, such as sitting for long periods of time, kneeling, crouching, reaching, standing, climbing, lifting, balancing, walking, stooping and handling of materials up to 50 pounds. Operating Vehicles, Mechanized Devices, or Equipment - Running, maneuvering, navigating, or driving vehicles or mechanized equipment, such as forklifts, passenger vehicles.