Wet/Humidity Conditions; Biosolids; Variety of floor surfaces including concrete, gravel, asphalt, dirt, tile, loose stones, uneven surfaces, slippery surfaces, and wet surfaces; Inside environment; Outside environment all year in all weather conditions and temperatures; Chemicals; Lighting conditions including natural light, fluorescent, head lamps, incandescent, and low light; Vibration; Moving equipment and vehicles; Work at heights; Typical agricultural environment. Standing; Walking; Climbing stairs; Climbing ladders; Reaching forward and overhead; Climbing in an out of Semi-Truck; Balancing; Object handling; Simple hand/ Firm hand grasping; Operating controls; Sitting; Stooping; Kneeling; Crouching; Typing; Fine hand coordination.