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 Linkowski
  • Maurice Marongiu
  • David Davis
Tags:
  • heat pipes
  • inspection
  • maintenance
  • phase change materials (PCM)
  • rail neutral temperature (RNT)
  • reflective coatings
  • speed restrictions
  • TD-16-051 rail materials
Date Posted:
By
  • Matthew Witte
  • Anish Poudel
Tags:
  • rail defects
  • TD-16-050 phased array rail inspection
  • ultrasonic testing (UT)
Date Posted:
By
  • Matthew Witte
  • Richard Chaparro
  • Abe Meddah
Tags:
  • draft gears
  • TD-16-049 machine vision
  • train car inspection
  • undercarriage inspection
Date Posted:
By
  • Anna Rakoczy
  • Brach Prough
  • Duane Otter
  • Stephen Dick
Tags:
  • bending and axial stresses
  • HAL
  • heavy axle loads
  • longer spans
  • structural analysis
  • TD-16-048 bridges
  • trusses
Date Posted:
By
  • Anna Rakoczy
  • Duane Otter
  • Stephen Dick
Tags:
  • bending and axial stresses
  • HAL
  • HAL short cars
  • heavy axle loads
  • longer spans
  • model validation
  • structural analysis
  • TD-16-047 bridges
  • trusses
Date Posted:
By
  • Harry Tournay
  • Chris Pinney
  • Kenny Morrison
  • Ryan Alishio
  • Brad Kerchof
Tags:
  • freight car dynamics and HAL
  • TD-16-046 vehicle/track dynamics
Date Posted:
By
  • Michael McHenry
  • Brach Prough
Tags:
  • bending moments
  • bending testing
  • plastic ties
  • polymer composite ties
  • TD-16-045 crossties and fasteners
Date Posted:
By
  • Anna Rakoczy
  • Duane Otter
Tags:
  • beam
  • bridge deflection
  • bridge strain
  • bridge stress
  • composite
  • concrete bridge
  • HCB
  • hybrid
  • span
  • TD-16-044 bridges
  • trestle
Date Posted:
By
  • David Davis
  • Ananyo Banerjee
  • Xiang Liu
Tags:
  • inspection
  • maintenance
  • rail defect prediction
  • rail failure
  • TD-16-043 rail materials
Date Posted:
By
  • Scott Cummings
  • Chad Sexton
  • Edwin Satre
Tags:
  • brake
  • gladhand
  • hose
  • TD-16-042 brakes
  • wear
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