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
  • Kevin Sawley
Tags:
  • coupler force measurements
  • NUCARS
Date Posted:
By
  • Kevin Sawley
  • Ned Parker
Date Posted:
By
  • Diana Oliva-Maal
  • Duane Otter
  • A. Shakoor Uppal
  • Poo Chow
Tags:
  • buckling of fiber
  • compression wrinkles
  • Douglas fir stringers
  • southern pine
  • ultimate shear
Date Posted:
By
  • Todd Treichel
  • Gary Widell
  • Christopher Barkan
Tags:
  • frangible discs
  • hazardous materials releases
  • surge pressure reduction devices (SPRD)
  • tank car safety vents
Date Posted:
By
  • Carmen Trevizo
  • John Mazza
  • Duane Otter
Tags:
  • measure vertical load distribution generated by 33- and 39-ton axle load traffic
Date Posted:
By
  • David Davis
  • Milt Scholl
  • Don Guillen
Tags:
  • dynamic wheel loading
  • ease of casting
  • improved deformation resistance
  • repair & inspection
Date Posted:
By
  • Kevin Sawley
  • Steven Clark
  • Chris Pinney
Tags:
  • 3mm hollow tread condition
  • 4mm hollow tread condition
  • economic model
  • fuel & rail-wear costs
Date Posted:
By
  • James Bilodeau
  • Gerald Anderson
Tags:
  • bearing defects
  • neural networks
  • shop-based system
  • vibration signatures
Date Posted:
By
  • Joseph Kristan
  • Gregory Garcia
Tags:
  • rolling load testing
  • saw-cutting of welds
  • subharmonic weld-treatments
  • vibrational treatments
Date Posted:
By
  • Steven Chrismer
Tags:
  • Geosynthetic material
  • HAL
  • traffic-induced stresses
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