Ability to work independently and make independent judgements: Knowledge of occupational hazards and appropriate safety precautions for operating construction equipment; Knowledge in using hand and power tools in construction and maintenance work; Knowledge of the principles, practices, methods and materials used in various utility (water, wastewater, and stormwater) construction projects; Knowledge of the operation, maintenance, and repair of relevant vehicles and equipment; Knowledge of the elements of construction technology as they relate to the assigned construction, maintenance, and repair activities; Skill in performing manual work requiring periods of extensive physical exertion and potential exposure to adverse weather conditions; Skill in reading schematics and follow oral and written instructions; Skill in communicating effectively orally and in writing including tactful and courteous communications with the public; Skill in establishing and maintaining effective working relationships with co-workers, other city personnel and the public. Performs a variety of semi-skilled and skilled maintenance tasks using appropriate hand and power tools (shovels, rakes, drills, blowers, chainsaws, pipe saws, etc.); Performs a variety of manual laboring tasks; Setup, maintain, and operate traffic control (including flagging) for work zones; Ensures all tasks are competed in a safe and efficient manner; Operates and maintains vehicles and small equipment (mowers, tractors, skid steer, trencher, asphalt rollers, concrete saws, pipe cleaning equipment, etc.); Install and maintain pressurized and gravity pipe in trench excavation, sometimes requiring use of trench shoring equipment; Performs work in confined spaces such as manholes, meter vaults, trenches, etc.