The Roads and Airports Department preserves and operates various expressways, unincorporated roads and general aviation airports in Santa Clara County in California. It also maintains sound walls, bridges, carpool lanes, signalized intersections, street lights, regulatory signs, and drain inlets. The department is operates by the County of Santa Clara in California. The county specializes in abuse prevention, anger management, battering and animal care services. It also provides a range of crime reporting and domestic violence prevention solutions. The County of Santa Clara operates fire department that offers a range of fire prevention and suppression and emergency medical response services.