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
  • Benjamin Bakkum
  • Rafael Jimenez
  • David Davis
Tags:
  • Flange Climb
  • maintenance practices
  • switch inspection
  • turnouts & special trackwork
Date Posted:
By
  • Abe Meddah
  • MaryClara Jones
  • Mike Reedy
Tags:
  • AAR Chapter 11
  • DOT-111
  • PBTG
  • performance based track geometry
  • tank car
  • vehicle/track dynamics; vehicle/track interaction
  • VTI
Date Posted:
By
  • Sabri Cakdi
  • Harry Tournay
  • Alexander Keylin
Tags:
  • finite element modeling
  • Rail Materials/ Inspection/Maintenance
  • RCF
  • rolling contact fatigue
  • tread damage
  • wear modeling
  • wheel/rail contact
  • Wheels/Maintenance
Date Posted:
By
  • Scott Cummings
  • Thomas Guins
  • Demet Urgup
Tags:
  • wheel rim thick wear turn cost benefit
  • wheels and maintenance
Date Posted:
By
  • Scott Cummings
Tags:
  • AAR-1B
  • AAR-2A
  • profile
  • SRI-1A
  • stability
  • TTCI-1A
  • wear
  • wheel
Date Posted:
By
  • Yin Gao
  • Michael McHenry
  • Jay Baillargeon
Tags:
  • composite ties
  • Crossties and Fasteners
  • engineered polymer composite ties (EPC)
  • finite element modeling
  • tie plate
Date Posted:
By
  • John Hart
  • Shengnan Wang
  • Maziar Moaveni
  • Michael McHenry
  • Erol Tutumluer
  • Narendra Ahuja
Tags:
  • ballast materials
  • degradation
  • gradation
  • imaging
  • maintenance
Date Posted:
By
  • Richard Joy
  • Kyle Ninness
  • Jay Baillargeon
  • Dan Voelkerding
Tags:
  • premium insulated joint performance test
  • premium rail performance test
  • seasonal substructure evaluation
  • top of rail friction control materials evaluation
Date Posted:
By
  • Scott Cummings
  • Mitch Miller
  • Tony Sultana
Tags:
  • Brakes
  • cold
  • emergency
  • pressure
  • UDE
  • undesired
  • valve
Date Posted:
By
  • Daniel Carter
  • Dustin Clasby
Tags:
  • bearing
  • blockage
  • cross brace
  • frame key
  • HBD
  • obstruction
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