These may include but are not limited to: Performing strenuous work in varying temperatures, humidity, sand, wind, or other extreme inclement weather conditions for extended periods of time Work may be performed in an environment with exposure to extremely hot materials, fuel fumes, vapors, dust, grease, and oils, as well as loud and/or constant noise and exposure to moving equipment. Must wear proper attire at all times including safety vests, hard hat, safety glasses when appropriate, long pants, hard sole/close-toed shoes, and reflect a clean and presentable image Continuous mental and visual attention is necessary to safely and effectively complete work tasks.