Various questions pertaining to Caledonian Sleeper: FOI release

1.  To ask for comparative data and/or a summary by appropriate person or persons which directly addresses the pre-order performance and the actual performance/expectations of the newly procured CAF Mk5 carriages. This comparison must address, or at least, provide brief answers in regards to the following points;

  • The mechanical reliability of the Mk5s - does this meet the expectations of the Scottish Government and Serco Caledonian Sleeper Ltd wished at the moment of ordering from CAF?
  • The satisfaction of staff working on board the Mk5s - how does staff satisfaction measure on the Mk5s versus the older rolling stock they used to work before 2019? What issues have staff raised about these new trains - and what are CAF/Serco Caledonian Sleeper Ltd/Scottish Government doing to rectify this/these issues
  • The satisfaction of passengers travelling on board the Mk5s - how does passenger satisfaction measure on the Mk5s versus the older rolling stock they used to travel on before 2019? What issues have passengers raised about these new trains - and what are CAF/Serco Caledonian Sleeper Ltd/Scottish Government doing to rectify this/these issues? Has passenger satisfaction increased or decreased both overall and on individual aspects such as comfort, ride quality, ambience, and the quality of facilities onboard?

2.  To ask for comparative data and/or a summary by appropriate person or persons which directly addresses the current performance of the newly procured CAF Mk5 carriages from staff and passenger perspectives.
Such data/summaries must address the following questions as much as possible;
"Is this considered an improvement to the older rolling stock? What are the advantages/disadvantages? Have any concerns been raised by passengers or staff? If so, how are these being addressed?"
These questions must be individually addressed in relation to the following aspects of service;

  • Ride quality
  • Ambience
  • Facilities on board (specific reference to berths, club car, seated car, and toilet facilities) AND the quality of them
  • Rolling stock performance of both Mk5s and Serco Caledonian Sleeper Ltd leased locomotives
  • Pricing structure

3.  To ask for a summary from the Scottish Government and / or Serco Caledonian Sleeper Ltd in regards to the possible points for improvements that have been identified in relation to the operation of the CAF Mk5 rolling stock, from both a mechanical, passenger, and staff perspective. Has CAF been consulted in regards to these, if applicable - and are they involved with workable solutions (please specify)? What is the timescale for such improvements to take effect?

Full response and associated documentation available at:


Published Date 11 Mar 2020 Subject Mode of transport