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.

Get answers to any queries you have about the contents of the entire TD e-Library

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1,154 Technology Digests

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
Date Posted:
By
  • Jack Schultz
  • Scott Cummings
Tags:
  • AAR-2A
  • Locomotive
  • NUCARS
  • wheel profiles
Date Posted:
By
  • Travis Gorhum
  • Scott Cummings
  • Darrell Iler
Tags:
  • autorack
  • draft
  • Draft Gear
  • train separation
  • UDE
  • undulating track
Date Posted:
By
  • Anna Rakoczy
  • Yin Gao
  • Marcus Lee
Tags:
  • balast shoulder
  • coefficient of friction
  • FE track model
  • lateral to vertical wheel forces
  • track lateral stability
  • track misalignment
Date Posted:
By
  • Jack Schultz
  • Adam Klopp
  • Anna Rakoczy
Tags:
  • Buff Forces
  • NUCARS
  • rail roll
Date Posted:
By
  • Stephen Wilk
  • Benjamin Bakkum
  • David Davis
Tags:
  • crossing diamond
  • Special Trackwork
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