 In 1958, shortly after being declared surplus, it was acquired by Virginia Tech and was attached to the university's Randolph Hall, where it was re-activated in 1961, and remains active to this day, currently being operated by the Department of Aerospace and Ocean Engineering.The Stability Wind Tunnel is powered by a 600-horsepower motor which turns a propeller.In the 1990s, the fan was updated with new, custom-made blades built by Prince Aircraft Company.