Qty. | Road | Numbers | Date | Builder's #s | Phase | Notes |
---|---|---|---|---|---|---|
1 | B&O | 1977:1 | 8/72 | 7365-1 | Ia | Chessie System; re# 4100 |
12 | B&O | 4101-4112 | 8-9/72 | 7365-2 to -13 | Ia | Chessie System |
1 | B&O | GM50 | 8/72 | 7365-14 | Ia | Chessie System; re# 4164 |
1 | B&O | 1977:2 | 9/72 | 7365-15 | Ia | Chessie System; re# 4163 |
50 | B&O | 4113-4162 | 9-11/72 | 7365-16 to -65 | Ia | Chessie System |
62 | B&O | 4185-4246 | 4-7/75 | 74695-1 to -62 | Ia | Chessie System |
10 | B&O | 4247-4256 | 2/77 | 767034-1 to -10 | IIa | Chessie System |
21 | B&O | 4287-4307 | 1-2/78 | 776091-1 to -21 | IIa | Chessie System |
4 | B&O | 4308-4311 | 3/78 | 777051-1 to -4 | IIa | Chessie System |
30 | B&O | 4322-4351 | 2-4/79 | 787227-1 to -30 | IIa | Chessie System |
26 | B&O | 4422-4447 | 5-6/81 | 807014-1 to -26 | IId | Chessie System |
20 | C&O | 4165-4184 | 11/72 | 7394-1 to -20 | Ia | Chessie System |
20 | C&O | 4262-4281 | 1/78 | 776085-1 to -20 | IIa | Chessie System |
5 | C&O | 4282-4286 | 2-3/78 | 777094-1 to -5 | IIa | Chessie System |
20 | C&O | 4372-4391 | 1/80 | 786288-1 to -20 | IIc1 | Chessie System |
30 | C&O | 4392-4421 | 2-3/80 | 787289-1 to -30 | IIc1 | Chessie System |
5 | WM | 4257-4261 | 2/77 | 767049-1 to -5 | IIa | Chessie System |
10 | WM | 4312-4321 | 11/78 | 786158-1 to -10 | IIa | Chessie System |
20 | WM | 4352-4371 | 1-3/79 | 787172-1 to -20 | IIa | Chessie System |
GP40-2 Phases (applicable to
Chessie units):
Ia: wire-mesh radiator grilles, narrow battery box louvers, separate ECAFB IIa: clean cab, 88" low nose, notched stepwells, welded ECAFB, lift-off cab equipment doors IIc1: exhaust silencers, Q-fans, dynamic brake grids moved back IId: low-nose toilet hatch |
Source: http://www.trainweb.org/jaydeet/gp40-2.htm by Robert Sarberenyi
Modeling Statistics Based On Likelihood That Only Two Phases Will Be Produced |
|||||||
Units |
% |
Phase I |
% |
Phase II |
% |
||
B&O | 218 | 63% | 127 | 36% | 91 | 26% | |
C&O | 95 | 27% | 20 | 6% | 75 | 22% | |
WM | 35 | 10% | 0 | 0% | 35 | 10% | |
Total | 348 |
Modeling Statistics In The Event Each Sub-Phase Is Produced |
||||||||
Phase Ia | % | Phase IIa | % | Phase IIc1 | % | Phase IId | % | |
B&O | 127 | 36% | 65 | 19% | 0 | 0% | 26 | 7% |
C&O | 20 | 6% | 25 | 7% | 50 | 14% | 0 | 0% |
WM | 0 | 0% | 35 | 10% | 0 | 0% | 0 | 0% |