37421 and 37612 top and tail a northbound Network Rail test train over the Oykel
Viaduct on 5th August 2018. This 'A' listed structure, also known as the Shin or Invershin Viaduct, was built to carry the Sutherland Railway across the Kyle of
Sutherland. The line opened in 1868. In the background is Carbisdale Castle.
Location: Oykel Viaduct
Original line: Sutherland Railway
Photographer: John Gray
Contact photographer: John Gray
Date: 05/08/2018
Image number: 65178