Transportation Abbreviations and Acronyms

1. SEP
   Surface Extension Project
2. SEP
   Separations Research Program
3. SITC
   Shandong International Transportation Corporation
4. SITC
   Standard Industrial Trade Classification
5. SMT
   Smart Mass Transportation
6. SMT
   Standard Motor Transport
7. SOX
   Sulfur Oxides
8. SSVS
   Super Smart Vehicle System
9. STP
   Surface Transportation Program (funded through ISTEA)
10. STP
    Seattle To Portland
11. STP
    Sailing to Philadelphia
12. TAT
    Theoretical Arrival Time (used in GCRA definition)
13. Trnsfr
    Transfer
14. U&C
    Under Construction
15. U.S. DOL
    United States Department of Labor
16. USOA
    Uniform System of Accounts
17. Wrkr
    Worker
18. ASN
    Advanced Shipping Notification
19. ASN
    Advanced Shipping Notice
20. ASN
    Aviation Safety Network

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