An access door structure for a wing skin is received in an access hole opening which incorporates a protective glove having a set of mistake resisting features and engaging the periphery of the access hole opening. An inner door seals an interior of the access hole opening and has multiple fastener attachment elements and a set of mating mistake resisting features. An outer door engaged over an exterior of the access hole opening has fastener holes for mating alignment with the fastener attachment elements and receives a plurality of fasteners for engagement of the inner and outer doors.