Rail Transport Abbreviations and Acronyms

1. TTC
   Toronto Transit Comission
2. TTC
   Toronto Transit Corporation
3. TTI
   Transkentucky Transportation
4. TTP
   Time Table Processor
5. TTR
   Talleyrand Terminal Railroad Company
6. TTWU
   Canadian National Railway
7. TUPE
   Transfer of Undertakings for Protection of Employment
8. TUPE
   Transfer of Undertakings
9. TVM
   Transmission Voice Machine, French ATP system
10. TVRM
    Tennessee Valley Railroad Museum
11. TVRR
    Tulare Valley Railroad Company
12. TWA
    Transport and Works Act
13. TWE
    Track Welding Engineer
14. TWO
    Transport & Works Order
15. TWRY
    WESTERN KENTUCKY RWY., LLC
16. TWS
    Tax Work Sheets
17. TXGN
    Texas Gonzales and Northern Railway Comp
18. TXL
    TX Logistik AG Germany
19. TXNW
    Texas North Western Railway Company
20. TXOR
    Texas and Oklahoma Railroad Company

Last updated: May 24, 2020 — Total entries: 4,035