Switching Locomotive R156
for New York City Transit NYCT
New York City Transit operates the largest mass transit network in the world, with a fleet of more than 6,000 subway cars. The maintenance of the network requires locomotives that comply with the strict OSHA regulations.
Year 2008 – 2009
Wheel arrangement Bo’Bo’
Diesel engine rating [kW] 640
Starting tractive effort [kN] 90
Maximum speed [km/h] 40
Weight [t] 52
Track gauge [mm] 1,435
Numbers built 28
Scope of application
The Switching Locomotive R156 is used as a switching locomotive as well as for the maintenance of the underground rail network.
Compliance with the specific NYCT requirements for the locomotive body made it necessary to use a partly self-
The locomotive allows maintenance runs within the widely ramified low tunnel system while ensuring compliance with the OSHA guidelines. The maintenance personnel appreciates the fully enclosed body design of the locomotive that permits maintenance on the diesel engine within the locomotive at the numerous satellite depots.