While working in this position, the employee is required to constantly work outdoors, walk on uneven ground, is exposed to dirt, dust and noise, work near machinery and is required to wear protective equipment; frequently work in hot temperatures (above 100 degrees) and cold temperatures (below 32 degrees); and occasionally work at heights and is exposed to chemicals and fumes. PHYSICAL REQUIREMENTS / WORKING CONDITIONS: While working in this position, the employee is required to constantly walking, moving, traversing, climbing, stooping, kneeling and crouching; frequently lifting up to and over 50 pounds, pushing and pulling up to and over 40 pounds, reaching, making repetitive motions and driving; and occasionally crawling.