On the morning of Wednesday 21 July 2021, Colas Rail Class 70 loco no. 70809 heads north at Culham in Oxfordshire. The train was 6M50, the Westbury Down T.C. (0759 hrs) to Bescot Up Engineers Sidings working. Here the train has just crossed the River Thames, with the village of Appleford visible through the haze behind the railway bridge.