Buckshaft Mine & Bradley Hill Railway Tunnel (SO655121 and SO662104) is a 5.66-hectare (14.0-acre) biological Site of Special Scientific Interest in Gloucestershire, notified in 1998. This site comprises two separate locations. One is Buckshaft Mine which is near the village of Ruspidge. The other location is Bradley Hill Railway Tunnel which is near the village of Soudley.