| Road no. | Build date | Builder’s no. | Previous road no. | Retired | Notes / disposition |
| 1231 | 1951 | Houston Belt & Terminal 31 | Nov 01 | To Steel Dynamics No. 1231 2004 |
| Road no. | Build date | Builder’s no. | Previous road no. | Retired | Notes / disposition |
| 1231 | 1951 | Houston Belt & Terminal 31 | Nov 01 | To Steel Dynamics No. 1231 2004 |