The Ross & White Company "Giant Brush" Bus Washer shall wash the roofs and sides of buses from 90" to 102" wide. The sides shall be brush scrubbed and roofs shall be washed by a stationary hanging mop. The washer shall be automatically operated and controlled by overhead dangle switches contacting the bus. The vehicle actuated bus washer shall be designed to use giant brushes on fixed shafts to wash the sides and roofs of buses without the retraction of fixed side view mirrors. Unobstructed allowable vehicle clearance through equipment limited to 12'-4".