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Departmental DMUs

Over the years many vehicles saw departmental use in a wide range of duties: research, route learning, sandite, even mess coaches. More details can be found on the individual class pages.

The table below is sorted by departmental number, you can also view it sorted by original number

New Number  Original Number  Set No. Class Vehicle Type Details
02494959389   108 TS Internal user vehicle - grounded at Tyseley
04222256342   101 DTC Internal User
RDB 97500379998   BMU DMBS Laboratory 16 "Gemini"
RDB 97500479999   BMU DTC Laboratory 16 "Gemini"
TDB 97500550416   109 DMBS ER General Manager's Saloon
TDB 97500656171   109 DTC ER General Manager's Saloon
DB 97500779018   Derby Lightweight DMBS Ultrasonic Test Train
DB 97500879612   Derby Lightweight DTC Ultrasonic Test Train
RDB 97501079900   Derby Lightweight DMBS Route Learner / Railway Technical Centre
DB 97501279185   Derby Lightweight DMBS Brake trials test coach
TDB 97501379250   Derby Lightweight DTS Staff messroom, Craigentinny
TDB 97501479252   Derby Lightweight DTS Staff messroom
RDB 97501879047   Met-Camm Lightweight DMBS Lab 21 Plasma Torch Research
RDB 97501979053   Met-Camm Lightweight DMBS Lab 21 Plasma Torch Research
TDB 97502355001   01 122 DMBS Route Learner. Erroneously carried number DB975073 until April 1971.
TDB / ADB 97504255019   960015 122 DMBS Route Learner (TDB) then Sandite (ADB) from 8/93
TDB 97507355001   122 DMBS This number was not allocated to this vehicle, but carried on 975023 by mistake.
RDB 97508950396   103 DMBS Rail Top 'Trim' Lab Coach 5 - Track recording Car with 975090
RDB 97509056162   103 DTC Rail Top 'Trim' Lab Coach 5 - Track recording Car with 975089
DB 97513750397   103 DMBS CCE Viaduct Inspection Unit No.1. The departmental number was never carried by the vehicle.
TDB 97522755017   122 DMBS Route Learner
DB 97522856160   103 DTC CCE Viaduct Inspection Unit
TDB 97530955008   122 DMBS Route Learner
TDB 97531055010   122 DMBS Route Learner
ADB / DB 97532759828   123 TSRB Staff & dormitory coach first for OC breakdown train (ADB prefix), then for rail profiler DX79105 (DB prefix)
TDB 97534851115   100 DMBS Inspection Saloon. Returned to passenger use in March 1976
DB 97534951116   100 DMBS ER RCE Inspection Saloon paired with 975539 (ex-56101)
RDB 97538555997   129 DPU Laboratory Coach 9, name Hydra from 1980.
ADB 97542679098   126 DMBS Mess coach
DB 97553956101   100 DTC ER RCE Inspection Saloon paired with 975349 (ex-51116)
TDB 97554055016   122 DMBS Route Learner
DB 97563756300   100 DTC RCE Inspection saloon, ER General Managers Saloon paired with 975664 (ex-51122)
ADB 97565955035   L103 / L135 121 DMBS Route Learner
DB 97566451122   100 DMBS RCE Inspection saloon, ER General Managers Saloon paired with 975637 (ex-56300)
RDB 97596459466   125 TS Storage coach at ZD, fire tests coach
RDB 97599359458   125 TS Battery storage coach at RTC then fire tests coach
TDB 97599455014   122 DMBS Route Learner, Test & Stores car for Class 150 units
TDB 97599855013   122 DMBS Route Learner
ADB 97704756156   103 DTC Sandite
ADB 97704856142   105 DTC Sandite
ADB 97704956474   105 DTC Sandite
ADB 97705056448   105 DTC Sandite
ADB 97705156427   105 DTC Sandite
ADB 97705256145   105 DTC Sandite
ADB 97711456129   105 DTC Sandite
TDB 97712351286   105 DMBS Driver Training / Route Learner
TDB 97712451296   105 DMBS Driver Training / Route Learner
TDB 97712556444   105 DTC Driver Training / Route Learner
TDB 97712656445   105 DTC Driver Training / Route Learner
TDB 97717755015   122 DMBS Driver Training / Route Learner. Carried the name "Sandra"
ADB 97719156106   100 DTC Crewe Works Test Train Coach
TDB 97719656111   100 DTC Special Instruction coach MOD Moreton-on-Lugg
TDB 97722355007   122 DMBS Driver Training / Route Learner / Sandite
RDB 97722552014   107 DMC Laboratory coach - conversion abandoned
RDB 97722659787   107 TS Laboratory coach - conversion abandoned
RDB 97722752032   107 DMC Laboratory coach - conversion abandoned
ADB 97734250475   104 DMBS Carriage Washing Test Coach
ADB 97734350506   104 DMC M&EE Test Unit
ADB 97734450422   104 DMBS RTC use - M&EE Test Unit
DB 97739151433   101 DMBS Ultrasonic Test Train
DB 97739250167   101 DMBS Ultrasonic Test Train
DB 97739350246   101 DMBS Ultrasonic Test Train (not used)
TDB 97745351260   105 DMBS Driver Training / Route Learner
TDB 97745456440   105 DTC Driver Training / Route Learner
TDB 97746656286   121 DTS Sandite
TDB 97748656285   960006 121 DTS Sandite
TDB 97753550259   101 DMBS Sandite / Route Learner
TDB 97753650295   101 DMBS Sandite / Route Learner
TDB 97753750320   101 DMBS Sandite / Route Learner
TDB 97753850134   111 DMBS Sandite / Route Learner
TDB 97753950135   111 DMBS Sandite / Route Learner
TDB 97754050137   111 DMBS Sandite / Route Learner
ADB 97755456182   104 DTC Sandite
ADB 97755556183   104 DTC Sandite
TDB 97760751464   101 DMBS Route Learner
TDB 97760851525   101 DMC Route Learner
ADB 97761151824   110 DMBC Sandite
ADB 97761251838   110 DMC Sandite
ADB 97761351826   110 DMBC Sandite
ADB 97761452076   110 DMC Sandite
ADB 97761556281   121 DTS Sandite - vehicle renumbered but conversion cancelled
RDB 97763650119   116 DMS Claimed by Derby RTC for possible Civil Engineering use. Numbers never carried.
RDB 97763750063   116 DMBS Claimed by Derby RTC for possible Civil Engineering use. Numbers never carried.
ADB 97765150290   101 DMBS Sandite / Route Learner
ADB 97765250197   101 DMC Sandite / Route Learner
RDB 97769350222   901002 101 DMBS Lab Coach 19 - "Iris 2"
RDB 97769450338   901002 101 DMC Lab Coach 19 -
ADB 97772255020   960002 121 DMBS Sandite / Route Learner. Returned to passenger use.
ADB 97772355021   960021 121 DMBS Sandite / Route Learner
ADB 97774451906   LO901 108 DMBS Sandite / Route Learner
ADB 97774550626   108 DMBS Sandite / Route Learner
ADB 97774650929   LO902 108 DMBS Sandite / Route Learner
ADB 97774750924   108 DMBS Sandite / Route Learner
ADB 97774850950   LO902 108 DMBS Sandite / Route Learner
ADB 97774950959   108 DMBS Sandite / Route Learner
ADB 97775050963   LO903 108 DMBS Sandite / Route Learner
ADB 97775150957   108 DMBS Sandite / Route Learner
ADB 97775251306   T007 118 DMBS Sandite / Route Learner
ADB 97775351321   T007 118 DMS Sandite / Route Learner
ADB 97775651985   107 DMBS Sandite
ADB 97775752028   107 DMC Sandite
ADB 97775851992   107 DMBS Sandite
ADB 97776252023   107 DMC Sandite
ADB 97776551938   LO904 108 DMBS Sandite / Route Learner
ADB 97776650944   LO904 108 DMBS Sandite / Route Learner
ADB 97776851911   LO903 108 DMBS Sandite / Route Learner
ADB 97776950036   114 DMBS Test Unit
ADB 97777056027   114 DTC Test Unit
TDB 97777550015   114 DMBS Automatic Train Protection Test Unit development and training vehicle, then circa 1996 became a route learning and inspection saloon at Bescot.
TDB 97777656015   114 DTC Automatic Train Protection Test Unit development and training vehicle, then circa 1996 became a route learning and inspection saloon at Bescot.
ADB 97780651937   LO905 108 DMBS Sandite / Route Learner
ADB 97780752053   LO905 108 DMC Sandite / Route Learner
ADB 97780851903   LO906 108 DMBS Sandite / Route Learner
ADB 97780950958   LO906 108 DMBS Sandite / Route Learner
ADB 97781051901   LO907 108 DMBS Sandite / Route Learner
ADB 97781150956   LO907 108 DMBS Sandite / Route Learner
ADB 97781251945   LO908 108 DMBS Sandite / Route Learner
ADB 97781352060   LO908 108 DMC Sandite / Route Learner
ADB 97781450926   LO909 108 DMBS Sandite / Route Learner
ADB 97781552059   LO909 108 DMC Sandite / Route Learner
ADB 97781650982   C / 921 108 DMBS Sandite / Route Learner
ADB 97781752061   C / 921 108 DMC Sandite / Route Learner
ADB 97781850939   B / 922 108 DMBS Sandite / Route Learner
TDB 97781952046   B / 922 108 DMC Sandite / Route Learner
TDB 97782050629   A / 923 108 DMBS Sandite / Route Learner
TDB 97782152058   A / 923 108 DMC Sandite / Route Learner
TDB 97782251563   D / 924 108 DMC Sandite / Route Learner
TDB 97782351561   D / 924 108 DMC Sandite / Route Learner
TDB 97782455026   T005 121 DMBS Sandite
TDB 97782550881   T005 116 DMS Sandite
TDB 97782655033   T003 121 DMBS Sandite
TDB 97782750886   T003 116 DMS Sandite
DB 97782855034   T004 121 DMBS Sandite
TDB 97782950093   T004 116 DMS Sandite
ADB 97783051990   S002 107 DMBS Sandite
ADB 97783152030   S002 107 DMC Sandite
ADB 97783252005   S001 107 DMBS Sandite
ADB 97783352025   S001 107 DMC Sandite
ADB 97783451993   S003 107 DMBS Sandite
ADB 97783552012   S003 107 DMC Sandite
ADB 97783650941   LO910 108 DMBS Sandite / Route Learner
ADB 97783850981   LO910 108 DMBS Sandite / Route Learner
ADB 97783950642   LO901 108 DMC Sandite / Route Learner
ADB 97784051932   925 108 DMBS Sandite
ADB 97784152047   925 108 DMC Sandite
ADB 97784255032   T007 121 DMBS Sandite, later preserved then returned to passenger use
ADB 97784351153   T009 116 DMS Sandite
ADB 97785350627   LO911 108 DMBS Route Learner
ADB 97785451567   LO911 108 DMC Route Learner
ADB 97785855024   960010 121 DMBS Sandite / Route Learner
ADB 97785955025   960011 121 DMBS Sandite / Route Learner till 2000. Video Survey Unit for Balfour Beatty till 2004, then Route Learner again. Nicknamed 'Pandora'
ADB 97786055028   960012 121 DMBS Sandite / Route Learner
ADB 97786655030   960013 121 DMBS Sandite / Route Learner
DB 97787355022   960014 121 DMBS Sandite / Route Learner
DB 97789550308   991 / 960991 101 DMBS Sandite / Route Learner
DB 97789650331   991 / 960991 101 DMC Sandite / Route Learner
DB 97789750203   992 / 960992 101 DMBS Sandite / Route Learner
DB 97789850193   992 / 960992 101 DMC Sandite / Route Learner
DB 97789951427   993 / 960993 101 DMBS Sandite / Route Learner
DB 97790050321   993 / 960993 101 DMC Sandite / Route Learner
DB 97790150200   994 / 960994 101 DMBS Sandite / Route Learner
DB 97790250231   994 / 960994 101 DMBS Sandite / Route Learner
DB 97790350208   995 / 960995 101 DMBS Sandite / Route Learner
DB 97790450291   995 / 960995 101 DMBS Sandite / Route Learner
97792151138   116 DMBS Number allocated but conversion never happened
97794155012   122 DMBS Route Learner for Loadhaul. Allocated 977941 in April 2004 but number never carried.
97796855029   121 DMBS Camera Unit (Eurailscout GB)
97797555027   960302 121 DMBS Severn Tunnel Emergency Unit
97797655031   960303 121 DMBS Severn Tunnel Emergency Unit
97798751371   960301 117 DMBS Water Jetting Train
97798851413   960301 117 DMS Water Jetting Train
97799251375   960301 117 DMBS Water Jetting Train
FA 9990056315   100 DTC Private Owner - Fisons Weedkiller train
DB / RDV 999507999507   Wickham Railbus "Elliot" Track recording car
DB 99951079649   Derby Lightweight DTC Special Saloon

The number prefixes indicated the owning department, although these were not necessarily carried. The meaning of these are:

ADB Regional Mechanical and Electrical Engineer;
DB Regional Civil Engineer;
RDB Research Department;
TDB Traffic Department.

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