The Q-Maintenance Stair is designed to accommodate Ground crew access to the R1 door of the aircraft. The Q-Maintenance Stair is lightweight and easily maneuvered and deployed by one individual in less than 1 minute. The Q-Maintenance Stair is designed to allow servicing of the aircraft galley without interrupting the simultaneous passenger boarding at the L1 aircraft door. With functionality and safety in mind, the Q-Maintenance Stair is both safe and seamless.