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
  • David Davis
  • Rafael Jimenez
  • Benjamin Bakkum
Tags:
  • derail design
  • derails
  • TD-16-041 turnouts and special trackwork
Date Posted:
By
  • Matt DeGeorge
  • Joel Kindt
  • Scott Cummings
Tags:
  • quick service limiting valve (QSLV)
  • TD-16-040 brake cylinder pressure maintaining (BCPM)
Date Posted:
By
  • Billie Spencer Jr
  • Jongwoong Park
  • Fernando Moreu
  • Robin Kim
  • Duane Otter
Tags:
  • barge
  • collision
  • detection
  • detector
  • health monitoring
  • impact
  • overheight vehicle
  • strike
  • TD-16-039 bridges
Date Posted:
By
  • Anna Rakoczy
  • Duane Otter
Tags:
  • geometry
  • TD-16-038 Bridges
  • testing
  • track strength
Date Posted:
By
  • David Linkowski
  • Anna Rakoczy
  • Colin Basye
  • Dingqing Li
Tags:
  • heavy axle loads
  • TD-16-037 Ballast materials and maintenance
  • track general
Date Posted:
By
  • Hungjoo Kwon
  • Natasha Boger
  • Stefan Hurlebaus
  • David Davis
Tags:
  • crosstie inspection
  • fasteners
  • TD-16-036 crossties
  • timber inspection
Date Posted:
By
  • Scott Cummings
  • R.B. Wiley
  • Dwight Clark
Tags:
  • buff
  • hunting
  • lateral
  • panel shift
  • slack action
  • TD-16-035 Vehicle/Track Dynamics
Date Posted:
By
  • Hyungchul Yoon
  • Jae Ho Shin
  • Billie Spencer Jr
  • Richard Joy
Tags:
  • displacement
  • impact
  • pin connected truss bridge
  • railroad bridge
  • TD-16-034 unmanned aerial vehicles (UAV)
Date Posted:
By
  • Benjamin Bakkum
  • Rafael Jimenez
  • David Davis
  • Beatrice Rael
Tags:
  • Special Trackwork; flange bearing derail; vertical lift derail; crowder derail; slider derail; derails
Date Posted:
By
  • Harry Tournay
  • Xinggao Shu
  • Przemyslaw Rakoczy
  • Duane Otter
Tags:
  • TD-16-032 Vehicle/Track Dynamics; materials & structural testing; track general; rail deflection
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