After entering into service with the WAGR, they served briefly on main line passenger traffic, until superseded by more powerful locomotives.
Both states already fund some non-high speed rail service operated for them by Amtrak, and own locomotives and passenger cars.
Until their replacement by modern diesel and electric locomotives, the Class 44 engines were the backbone of heavy goods train duties in Germany.
When displaced by more powerful locomotives, many were used as shunters.
The class numbered 24 and were withdrawn in the mid-1920s when replaced by much larger locomotives.
Realizing that the future lie in conventional railroad equipment hauled by locomotives, two flatcars were rebuilt as open air bench cars to accommodate passengers.
The entire line was electrified on November 18, 1949, but operations by electric-driven locomotives did not begin until August 1951.
When replaced by newer locomotives like the Class 16D, they were relegated to less glamorous passenger duties until, by the 1940s, they were in suburban and transfer service.
Before the S-Bahn era it was served by class 432 electric multiple units and later by electric locomotives of class 141 with Silberling carriages.
Previously Victorian locomotives were detached at the state borders, and replaced by locomotives from the next state.