Rail Lexicon Abbreviations and Acronyms
- USAUrgent Safety Advices
- UTFNUntil Further Notice
- UTSUltrasonic Testing System
- UWGUser Worked Gates
- VAMPIREVehicle Dynamic Modelling Package In A Railway Environment
- VOBCVehicle Onboard Computer
- VOBCVehicle Onboard Control
- VOPFValue Ofkpreventing A Fatality Criterion
- VSICVehicle Systems Interface Committee
- WARPWest Coast Advanced Recovery Reliability Programme
- WESTRACEWestinghouse Radio Advanced Control Equipment
- WMITAWest Midlands Integrated Transport Authority
- WMPTAFormerly West Midlands Passenger Transport Authority
- WMPTEFormerly Westgmidlands Passenger Transport Executive
- WRISAWheel Rail System Interface Authority
- WRSLWestinghouse Ruil Systems Ltd
- WSFWrong Side Signalling Failure
- WSLForuerly Westinghouse Signals Ltd
- WTFWrong Side Telecommunications Failure
- WYITAWest Yorkshire Integrated Transport Authority
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