The Los Angeles County Department of Public Works is a part of the government of Los Angeles County in California. Established in 1985, the department is responsible for the design, construction, maintenance and repair of roads, bridges, airports and sewers. It also administers several regulatory and ministerial programs. The Los Angeles County Department of Public Works manages a staff of more than 3,500 individuals. The department has over 75 field facilities. It operates a construction division that offers land development and geotechnical and materials engineering solutions. The department also provides planning, procurement and project management services. It undertakes small- and medium-sized county s capital projects. The Los Angeles County Department of Public Works operates a 24-hour emergency operations center.