This is a photograph of an interior stairwell featuring concrete construction. The image shows a straight flight of stairs ascending upward, photographed from the bottom looking toward the top. The stairs are constructed with light gray concrete treads and risers, divided into rectangular sections by control joints. The stairwell is flanked by white painted walls on both sides and equipped with metal handrails along the left and right sides. The handrails appear to be brushed steel or aluminum with mounting brackets visible at regular intervals. Natural light filters in from above, illuminating the stairwell. The construction appears to be standard commercial or institutional in nature, with clean, minimalist finishes typical of modern building interiors.
Department of the Air Force