29th June 2018 Colas Rail Freight Class 67s No. 67023 'Stella' and No. 67027 'Charlotte' in 'top and tail' stood in for the Network Rail New Measurement Train on Friday 29th Jun while it was out of service. The Colas Class 67s were formed up with test coaches 975091, 72631, 977997 and 9481. No. 67023 'Stella' leads the 1Z18 15:46 Paignton - Taunton (via Bristol Temple Meads) test diagram over Cogload Junction running 12 minutes ahead of schedule. Upon arrival at Taunton, the pair terminated to form the last leg of its test diagram back to London Paddington. (Photo: Thomas Courtney)