31602 (Locomotive)
DB975820
975081 (Structure Gauging Train Driving & Instrumentation coach. Formerly Laboratory 17 "Hermes")
DC460000 (Optical car in Structure Gauging)
9708 (Network Rail remote train operating vehicle - former Anglia DBSO vehicle)
DB977986 (Network Rail Support coach)
31454 (Locomotive)
Some photos of the train at Skegness can be seen below (please click on each for a larger version).
31602 "Driver Dave Green" producing plenty of clag whilst awaiting departure!
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A general view of the train on platform 4. Note the beam visible on the platform from the Optical Gauging carriage.
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31454 at the rear of the train.
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(PW, with additional information from Departmentals.com)