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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1,148 Technology Digests

Date Posted:
By
  • Dingqing Li
  • William Shust
  • Semih Kalay
Tags:
  • ballast consolidation
  • panel shift
  • TLV
  • vertical axle load
Date Posted:
By
  • Diana Oliva-Maal
  • David Davis
  • Poo Chow
  • Roger Meimban
Tags:
  • crossties
  • epoxy
  • hardwood plugs
  • polyurethane and phenolic foams
  • spike resistance tests
Date Posted:
By
  • Thomas Guins
  • Earl Martin
Tags:
  • electronically controlled pneumatic brake control application
Date Posted:
By
  • Kevin Sawley
Tags:
  • high strength
  • wear resistance
Date Posted:
By
  • Duane Otter
  • David Davis
  • Stan Gurule
Tags:
  • AREA No. 20 design
  • lateral to vertical force ratio
  • reduced lify-cycle costs
  • reduced peak lateral forces
  • smoother ride
  • uniform lateral force
Date Posted:
By
  • Joseph LoPresti
  • Gregory Garcia
  • Jon Hannafious
Tags:
  • gage wear rates
  • mechanical joints
  • rail end batter
  • rail wear
  • reduced straining of rail surface
  • thermite weld batter
  • vertical rail wear
Date Posted:
By
  • Steven Fritz
  • Vernon Markworth
  • Robert Mason
  • Richard Cataldi
Tags:
  • caron monoxide
  • hydrocarbon
  • modifications to injection timing
  • particulate matter
  • visible smoke
Date Posted:
By
  • Peter Rogers
  • Duane Otter
  • Terry Wipf
  • Mike Ritter
Date Posted:
By
  • Kevin Sawley
  • David Davis
Tags:
  • austenitic manganese steel (AM
  • high resistance to deformation and wear
  • higher axle loads
  • superior strength and hardness
Date Posted:
By
  • David Read
  • Semih Kalay
Tags:
  • 000-pound freight cars
  • 315
  • gage face curve wear
  • improved suspension trucks
  • lateral forces
  • rail wear
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