When assigned to fieldwork, possess ability to: Maintain strength, stamina, and mobility to perform medium to heavy physical work; Lift, carry, push, and pull materials and objects averaging a weight of 25 pounds, or heavier weights, in all cases with the use of proper equipment; Identify problems or hazards, work in confined spaces and around machines, and climb/descend ladders; Operate a motor vehicle and visit various City sites; Be exposed to unpredictable working conditions including but not limited to loud noise levels, cold and hot temperatures, inclement weather conditions, road hazards, vibration, confining workspace, chemicals, mechanical and/or electrical hazards, hazardous physical substances, fumes, dust, and air contaminants. Constructive Energies: A demonstration of energy and drive that comes from within, and a willingness to approach all aspects of work with a generally positive attitude; possessing the inclination to take appropriate action rather than waiting to be told what to do; examples of Constructive Energies include but are not limited to: enthusiasm, honesty, integrity, empathy, dedication, reliable, proactive, respectful, confidence, ethical, and a willingness to help others.