Working Environment:May be required to: sit, stand, bend, stoop, crouch, reach, kneel and/or walk for extended periods of time; carry books, boxes of books or objects weighing up to 50 pounds; push or pull wheeled carts with a total weight of up to 500 pounds; operate assigned equipment; pick up litter; spread ice melt; use the telephone, keyboard, computer mouse. Co-Chair staff Safety Committee (review safety/emergency procedures and manual annually, set-up annual drills, conduct staff safety training when needed); enforce Library policies relevant to public use; maintain security during open hours and for before/after hour events; respond to emergencies and provide support, as needed; act quickly, exercising good judgment.