Perform broad locomotive motions, at times in a rapid fashion, such as bending, twisting, balancing in stable and unstable positions, and reaching, with the capacity to use bodily muscles to sustain these motions for long periods of time without fatigue. Use legs to stand for long period of time, maneuver through shop environment, and perform a variety of locomotive functions which may include crawling, kneeling, crouching, sitting, and carrying or relocating objects weighing up to 50 lbs.