Tags: Locomotive.
The Chicago Milwaukee St. Paul and Pacific Railroad (Milwaukee Road) classes EF-4 and EP-4 comprised 12 electric locomotives built by General Electric as part of a larger 20-unit order for export to the Soviet Union (USSR) in 1946. The locomotives had twelve axles eight of them powered in a 2-D+D-2 arrangement. They were originally designed to operate on Soviet Railways (SZhD) 3300 volt DC overhead line system.