The CSX Q637 passes under the C&O cantilever that protects the NS diamond, soon this scene will be no more, as this signal is on borrowed time, with the foundation already in for its replacement.
View from the top of the west portal of Sandpatch Tunnel, CSX Q368's crew gets there train ready to head down the east slope of the Alleganies on there way east to Cumberland. Canon EOS 50D