Operating a digger derrick, bucket truck, mini-excavators, forklifts, tractors, pole trailers, wire pullers, winches, wire tensioners, backyard machines, hydraulic pole jacks, trenchers, chain saws, and power tools. Ability to stand, and walk; frequently sit, bend, stoop, squat, lift, and carry up to 50 pounds; push and/or pull; reach above shoulder level; and twist; to climb, balance, kneel, crouch.