Working conditions may require extended periods of walking, standing, bending, kneeling, crouching, squatting, stooping, and reaching overhead; climbing stairs or ladders; pushing and pulling equipment or materials; lifting and carrying items weighing up to 50 pounds; and working in various physical positions while safely handling equipment, waste, and materials. Required PPE, which may include safety glasses, gloves, high-visibility vests, hearing protection, respiratory protection, protective clothing, and safety-toe footwear, depending on the work environment and site requirements.