318269 and 318256, with the 18.50 from Glasgow Central to Lanark, passing the abutments of the GSWR main line bridge at Eglinton on 20th July 2021.
Location: Eglinton Street Tunnels
Original line: Glasgow Central Station (Caledonian Railway)
Photographer: Bill Roberton
Contact photographer: Bill Roberton
Date: 20/07/2021
Image number: 77704