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
  • Devin Sammon
  • Travis Gorhum
Tags:
  • couplers
  • general
  • miscellaneous
Date Posted:
By
  • Jack Schultz
  • Duane Otter
  • Jay Baillargeon
Tags:
  • alternative bridge ties
  • bridge
  • deck
  • deck ties
  • fiberglass ties
  • glued-laminated ties
  • heavy axle loads
  • open-deck bridges
Date Posted:
By
  • Anna Rakoczy
  • Duane Otter
  • Stephen Dick
Tags:
  • bridges and heavy axle loads
Date Posted:
By
  • Anna Rakoczy
  • Duane Otter
  • Stephen Dick
Tags:
  • bridges and heavy axle loads
Date Posted:
By
  • David Davis
  • Rafael Jimenez
  • Xinggao Shu
  • Beatrice Rael
Tags:
  • allowable speeds for turnouts
  • curving forces in turnouts
  • superelevation in turnouts
  • turnouts and special trackwork
Date Posted:
By
  • Alexander Keylin
  • Stan Gurule
  • Harry Tournay
Tags:
  • curving
  • curving resistance
  • freight trucks
  • improved freight car truck strategic research initiative program
  • steerable trucks
  • steering trucks
  • Trucks and Suspension
Date Posted:
By
  • Joseph LoPresti
  • Megan Archuleta
Tags:
  • rail welding
Date Posted:
By
  • Kenny Morrison
  • Tony Sultana
Tags:
  • back-to-back
  • linear expansion equation
  • paired t-test
  • Wayside Detection and Car Identification
  • wheel profile detector
  • wheel profile monitoring system
  • Wheels/Maintenance
  • wheelset FEA
  • WPD
  • WPMS
Date Posted:
By
  • Ananyo Banerjee
  • Megan Archuleta
  • Joseph LoPresti
Tags:
  • Alloy
  • heat affected zone
  • inclusion
  • rail welding
  • thermite
Date Posted:
By
  • Megan Archuleta
  • Ananyo Banerjee
  • Joseph LoPresti
Tags:
  • degradation
  • electric flash butt (EFB)
  • HAZ
  • heat affected zone
  • induction
  • rail welding
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