See hazards, safety warnings, and barriers; Bend knees for lifting and routine work tasks; Stoop for work positioning and lifting to perform work tasks; Lift maximum 50 lbs without assistance; Ability to comprehend, and respond to audible/visual instructions, alarms and warnings; Climb/balance on ladders, scaffolding, and structures for work tasks; Kneel for work positioning and work task performance; Reach above shoulders and away from body to perform work tasks; Demonstrate manual dexterity to perform work tasks. Understand and carry out oral instructions; Read and carry out written instructions to perform work tasks; Work at varying heights; Recognize, avoid, and report safety hazards; Assemble and disassemble objects; Operate equipment and power tools.