McKees Rocks Industrial Railroad
| Overview | |
|---|---|
| Headquarters | McKees Rocks, Pennsylvania |
| Reporting mark | MRIE |
| Locale | McKees Rocks, Pennsylvania |
| Dates of operation | –2023 |
| Technical | |
| Track gauge | 4 ft 8+1⁄2 in (1,435 mm) standard gauge |
The McKees Rocks Industrial Railroad (reporting mark MRIE), formerly the Pittsburgh, Allegheny and McKees Rocks Railroad (PAM), was a switching railroad that served industrial complexes in McKees Rocks, Pennsylvania. It formerly served the Baltimore and Ohio Railroad (former Pittsburgh and Western Railway) yard across the Ohio River via a car ferry service, operated until 1926 with the steamboat "Steel Queen".