This stand is a maintenance stair for use on the aircraft. The stand height is 15.5′, and a pop-up step is provided to accommodate aircraft height variations. The top platform measures 66″ x 96″ and allows clearance for a B747 door in the open position. Stairway is 48″ wide, and a mid-landing is provided at 96″ above the floor. Four 10″ diameter casters with swivel locks and face brakes are standard. A tow bar is provided, which stows on the frame when unused. The unit breaks down into modular sections for ease of shipment and field erection.