37421/37521 1Q83 Blackpool North - Derby RTC Test Train, 15th June 2018
37521 & 37421 On Test Train Duties 15th June 2018
37521/37421 1Q82 Carlisle - Blackpool North Test Train, 14th June 2018
37421 & 37521 On Test Train Duties 5th June 2018
37025/37421 1Q83 Blackpool North - Derby RTC Test Train, 16th June 2017
37407 & 37423 1Q18 Blackpool North - Derby RTC 19th June 2020
37175/37099 1Q83 Blackpool North - Derby Test Train, 24th February 2017
37057 at Preston with 1Q83 Blackpool North - Derby RTC. 21/04/17.
37604/37601 1Q83 Blackpool North - Derby RTC, 2nd December 2016
37116/37025 1Q83 Blackpool North - Derby RTC Test Train, 24th March 2017
1Q18 Blackpool North - Derby RTC
37175/37607 1Q83 Blackpool North - Crewe C.S. Test Train, 7th September 2018
37116/37421 1Q18 Blackpool North - Derby RTC Test Train, 13th July 2018
37059/37259 1Q83 Blackpool North - Derby RTC Test Train, 3rd January 2020
37402/37423 1Q83 Blackpool North - Derby RTC Test Train, 24th May 2019
37175/37254 1Q83 Blackpool North - Derby RTC Test Train, 15th July 2016 THRASH !!
Colas Rail Freight 37421 TNT 37521 - 1Q47, Charnock Richard 05/06/18.
37521+37421 3Z55 14.08 Crewe CS-Derby R.T.C depart Crewe 03/6/2018
37025/37116 1Q82 Carlisle - Blackpool North Test Train, 23rd March 2017
37405/37419 1Q83 Blackpool North - Derby RTC Test Train, 13th September 2019
Colas Rail class 37421 & 37521 T'n'T with thrash! 2/5/18
Derby R.T.C. 18:10pm - 6th March 2018
37116/37219 1Q18 Blackpool North - Derby RTC, 19th May 2017
37423/37407 1Q18 Blackpool North - Derby RTC, 19th June 2020
3Q21 departing Sheffield with 37521 pushing
