This is light work requiring the exertion of up to 20 pounds of force occasionally, up to 10 pounds of force frequently, and a negligible amount of force constantly to move objects; work requires climbing, balancing, stooping, kneeling, crouching, reaching, standing, walking, pushing, pulling, lifting, grasping, and repetitive motions; vocal communication is required for expressing or exchanging ideas by means of the spoken word; hearing is required to perceive information at normal spoken word levels; visual acuity is required for depth perception, color perception, peripheral vision, use of measuring devices, assembly or fabrication of parts at or within arms' length, operation of machines, operation of motor vehicles or equipment, determining the accuracy and thoroughness of work, and observing general surroundings and activities; the worker is subject to inside and outside environmental conditions, extreme cold, extreme heat, noise, vibration, hazards, atmospheric conditions, and oils. KNOWLEDGE, SKILLS, AND ABILITIES: General knowledge of the operation, maintenance, capabilities, and limitations of equipment used in area of assignment; general knowledge of the occupational hazards and proper safety precautions involved in the operation of equipment; thorough knowledge of traffic laws and regulations governing equipment operation; skill in the operation of equipment; ability to understand and follow specific oral instructions; ability to detect signs of mechanical failure of equipment; ability to establish and maintain effective working relationships with associates and the general public.