. . "Work is primarily performed outside requiring prolonged standing, walking, kneeling, crouching, squatting, stooping, and bending; prolonged periods in the water; work on slippery and uneven surfaces; ability to lift, carry, and move objects totaling up to 100 pounds in weight; may be exposed to chlorine, acids, and other chemicals, as well as, blood and body fluids; including prolonged and extreme" . .