The responsibilities of the Department include the maintenance and plowing of 354 roads, municipal parking lots and the Concourse, the airport and all school parking lots. Additionally, the Department is responsible for sidewalk repair and maintenance, refuse collection (approximately 5,000 tons of household waste per year), fleet maintenance, facilities maintenance, rights-of-way maintenance, street striping, signs and traffic lights. The department also performs numerous City-wide projects and provides technical and operational support to other departments and agencies.