Specifications include, but are not limited to: The cleaning of walls, ceilings, doorways, cross passages, handrails, curbs, gutters and outside surfaces of all light fixtures, cameras, speakers, telephones, traffic signals and other devices mounted in the tunnels and the recessed and protruding surfaces of the walls such as doors, cabinets for fixtures, and other appliances within the vehicular portion of the Wallace and Bankhead Tunnels from portal to portal and, in addition, the exterior surfaces of roadway lights, traffic signals and signs that are located on the tunnel entrance ramps from grade point to portal and within ramp walls in accordance with the requirements of the applicable specifications. ALDOT will provide routine roadway sweeping either through a separate contract or by using internal staff.