|
AMTK
| Amtrak | 1 |
|
ATSF
| Atchison Topeka & Santa Fe | 6 |
|
AZER
| Arizona Eastern Railway Company | 1 |
|
BB
| Buckingham Branch | 2 |
|
BKTY
| Union Pacific Railroad Company | 1 |
|
BM
| Boston & Maine | 1 |
|
BN
| Burlington Northern | 9 |
|
BNSF
| BNSF Railway | 3 |
|
BRC
| Belt Railway of Chicago | 1 |
|
CN
| Canadian National Railways | 4 |
|
CNW
| Chicago & Northwestern | 8 |
|
CP
| Canadian Pacific Railway | 9 |
|
CR
| Conrail | 2 |
|
CSX
| CSX Railroad | 7 |
|
DRGW
| Denver & Rio Grande Western | 1 |
|
GNRR
| Georgia Northeastern | 1 |
|
GREX
| Georgetown Rail Equipment Company | 8 |
|
HATX
| Helm Financial Corporation | 1 |
|
HZGX
| Herzog Contracting Corporation | 53 |
|
IC
| Illinois Central | 1 |
|
MEC
| Maine Central | 1 |
|
MILW
| Milwaukee Road | 6 |
|
MRL
| Montana Rail Link | 2 |
|
MWAX
| Martin Marietta Materials Incorporated | 5 |
|
NCRC
| Nebraska Central | 1 |
|
NERX
| Transportation Management Services Incorporated | 2 |
|
NS
| Norfolk Southern | 6 |
|
NYOW
| New York, Ontario & Western | 1 |
|
SI
| Union Pacific Railroad Company (Spokane International) | 1 |
|
SOO
| Soo Line | 6 |
|
SOU
| Southern | 1 |
|
SPMW
| Southern Pacific Maintenance of Way | 1 |
|
SSAM
| Sault Ste. Marie Bridge Company (Canadia | 2 |
|
UP
| Union Pacific Railroad Company | 4 |
|
WP
| Western Pacific | 1 |
|
WSOR
| Wisconsin & Southern | 6 |
