The City of Ontario Engineering Department oversees, plans, designing and implements a range of infrastructure projects throughout the city. It manages various traffic engineering and transportation planning activities. The department issues construction and traffic control permits. The City of Ontario Engineering Department provides addresses several environmental issues that impacts storm water discharges. The department reviews a variety of proposed residential, commercial and industrial development projects. It additionally offers support services for other city departments. The department provides encroachment permit and fire service application, project cost estimation and water service authorization forms. The City of Ontario Engineering Department is located in Ontario, Calif.