Must be able to walk, climb, and work from ladders, or at various heights, on uneven and slippery surfaces, performing mentally/physically demanding work under unfavorable weather conditions while handling equipment or material. OCCASIONAL (up to 33%): Stooping, Squatting, Climbing On/Off Truck, Climbing Ladders, Pushing, Reading, FREQUENT (up to 66%): Carrying, Pulling, Lifting up to 50 lbs.,