Rail Transport Abbreviations and Acronyms

1. HRRC
   Housatonic Railroad Company
2. HRS
   Holidaysburg and Roaring Spring Railroad Company
3. HRS
   Human Resources System
4. HRT
   Hartwell RR
5. HS
   H and S Railroad Company
6. HSAW
   Health and Safety At Work
7. HSC
   Health and Safety Commission
8. HSDR
   High Speed Data Ring
9. HSE
   Health & Safety Executive Officer
10. HSM
    Hand Signal Man
11. HST
    High Speed Train
12. HSTR
    High Speed Track Recording
13. HSTRC
    High Speed Track Recording Coach
14. HSTRT
    High Speed Track Relaying Tin
15. HSW
    Health and Safety At Work
16. HSW
    Helena Southwestern Railroad
17. HTS
    High Tensile Steel
18. HTT
    Harsco Track Technologies
19. HTW
    Hoosac Tunnel and Wilmington
20. HV
    High Voltage

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