Technology Digests

MxV Rail’s Technology Digest e-Library spans over 30 years of research and testing for the Association of American Railroads (AAR). This work was made possible by the support of the AAR and its member railroads, as well as additional partners including the Federal Railroad Administration, suppliers and vendors, and allied universities.

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1,149 Technology Digests

Date Posted:
By
  • Scott Cummings
  • Walter Rosenberger
  • Matt DeGeorge
Tags:
  • coupler force
  • distributed power
  • modeling
  • north american railroads
  • revenue service
  • safety environment
  • train handling
  • train makeup
  • train operations
  • train speed
  • transportation safety
  • vehicle/track dynamics; vehicle/track interaction
Date Posted:
By
  • Yin Gao
  • Joseph LoPresti
Tags:
  • FASTĀ®
  • fasteners
  • wood ties
Date Posted:
By
  • Ananyo Banerjee
  • David Davis
  • Joseph LoPresti
  • Yuqing Zeng
Tags:
  • Gage Strength
  • rail grinding
  • rail intermediate strength
  • rail shell
  • rail wear
  • wheel and rail forces
  • wheel/rail contact
Date Posted:
By
  • David Linkowski
  • Duane Otter
  • Anna Rakoczy
Tags:
  • bridge deck
  • bridge ties
  • Crossties and Fasteners
Date Posted:
By
  • Jack Schultz
  • Adam Klopp
Tags:
  • cushioning
  • Draft Gear
  • NUCARS
  • TOES
Date Posted:
By
  • Yin Gao
  • Michael McHenry
  • David Linkowski
Tags:
  • engineered polymer composite ties (EPC)
  • fatigue loading
Date Posted:
By
  • Chris Johnson
  • Anna Rakoczy
  • Duane Otter
  • Stephen Dick
Tags:
  • bending moment
  • Bridges
  • continuous span
  • fatigue
  • reaction
  • shear
  • simply supported beam
  • static analysis
Date Posted:
By
  • Yin Gao
  • Shushu Liu
  • Michael McHenry
  • Steve Melniczuk
Tags:
  • ballast maintenance.
  • concrete tie performance
  • transition zone
  • under tie pad
Date Posted:
By
  • Scott Cummings
  • Stan Gurule
Tags:
  • rail grinding
  • wheel/rail contact
Date Posted:
By
  • Scott Cummings
Tags:
  • rail grinding
  • wheel/rail contact
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