The City of Charlotte requires qualified vendors to provide chemicals, repair parts, and maintenance and repair services for drive-through wash facilities owned by the City. The chemicals and services are used to wash, maintain, and disinfect various vehicles and equipment, including but not limited to heavy-duty trucks such as  Solid Waste Services collection trucks, dump trucks, sewer trucks, and rodder trucks operated by Charlotte Water; salt spreaders and road repair equipment operated by the Charlotte Department of Transportation; and rail cars operated by the City.