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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Improved Railroad Freight Car Truck Performance and Safety: Phase 1

Document Series:
Technical Reports
Author:
  • Federal Railroad Administration
Report Number
DOT/FRA/ORD-22/39
Office
RDI-22
Keywords:
Warp resistance, truck turning resistance, interaxle yaw stiffness, Improved Freight Car Truck, IFCT, rolling stock
Document
IFCT Phase 1.pdf (2.49 MB)

The Federal Railroad Administration contracted Transportation Technology Center, Inc. (TTCI) to explore the development and status of the Improved (or Integrated) Freight Car Truck (IFCT) and trace the development of the modern three-piece truck into the M-976 truck into the IFCT over the last 30 to 40 years. In addition, the report collects thoughts from industry representatives regarding the status of the IFCT. Finally, using parametric simulation results, the report attempts to optimize the design suspension parameters of the IFCT.


Last updated: Tuesday, November 8, 2022