Transportation Abbreviations and Acronyms

1. ROCSIM
   Railroad Operations Computer Simulation
2. RSQCM
   Repair Station Quality Control Manual
3. RT-TRACS
   Real-Time Traffic Adaptive Signal Control System
4. RVVP
   Rotary Vane Vacuum Pump
5. RXY
   Stability Coefficient of X and Y
6. S/H
   Shipping / Handling
7. SAMS/MAMS
   Special Airspace Management System/Military Airspace Management System
8. SANPRM
   Supplemental Advance Notice of Proposed Rulemaking
9. SAPB
   State Aircraft Pooling Board
10. SARMIS
    Search and Rescue Management Information System
11. SCIA
    Simultaneous Converging Instrument Approaches
12. SCPWG
    Signal Control and Prioritization Working Group
13. SCTA
    Sonoma County Transportation Authority
14. SECUTC
    Southeastern Consortium of University Transportation Centers
15. SMTTP
    Societe Meridionale de Transport Travaux Publics
16. SolTrans
    Solano County Transit
17. SPNSN
    Suspension
18. SPVD
    Self Powered Vehicle Detector
19. STRACNET
    Strategic Rail Corridor Network
20. STSO
    Supervisor Transportation Security Officer

Last updated: January 23, 2022 — Total entries: 10,048