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Data and analysis of test of freight car ride on a group of freight trucks after 8 years of service, a series snubbed spring packages used to replace AAR 15/8 springs on a 70 ton Hopper car. Results of test data comparing used truck with new trucks previously tested. Also includes attempts to use vertical impact counts to determine critical speed. Results indicate that after 8 years of service, the ride of the trucks was not adversely affected. This study was to lead to the establishment of maintenance cycle for freight truck suspension.

  • Corporate Authors:

    Chesapeake and Ohio Railway

    Terminal Tower, PO Box 6419
    Cleveland, OH  United States  44101
  • Authors:
    • Guins, S G
    • Roman, J B
  • Publication Date: 1956-7-7

Media Info

  • Pagination: 41 p.

Subject/Index Terms

Filing Info

  • Accession Number: 00033221
  • Record Type: Publication
  • Report/Paper Numbers: 37 Res Rpt
  • Files: TRIS
  • Created Date: Jul 8 1994 12:00AM