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
  • Michael McHenry
  • David Linkowski
  • Yin Gao
Tags:
  • Bending Fatigue Test; Engineered Polymer Composite Ties;
Date Posted:
By
  • Stephen Wilk
  • Colin Basye
  • Benjamin Bakkum
Tags:
  • Frost heave
  • Soils
  • subgrade
  • Track
Date Posted:
By
  • Stan Gurule
  • Anna Rakoczy
  • Stephen Wilk
Tags:
  • Axle Load Ratio
  • Buff force
  • Buff Load
  • NUCARS multiple car model
  • Truckside L/V
Date Posted:
By
  • Stephen Wilk
  • Colin Basye
  • Yin Gao
Tags:
  • ballast
  • drainage
  • fine-contaminated ballast
  • rain
  • settlement
  • wetted track
Date Posted:
By
  • Chi-Luen Huang
  • Xuan Zhu
  • John Popovics
  • Duane Otter
Tags:
  • continuous welded rail
  • impulse-based vibration
  • rail longitudinal stress
  • rail neutral temperature
  • rail stress measurement
  • rail vibration
  • track buckling
  • UIUC
Date Posted:
By
  • Matthew Witte
  • Nate Stoehr
  • Abe Meddah
Tags:
  • Locomotive Thermal Scanning
  • LUTIS
  • Undercarriage thermal inspection
  • Wayside Temperature Detection
Date Posted:
By
  • Scott Cummings
  • Chris Pinney
  • Thomas Guins
  • Natha Wall
Tags:
  • optimal wear
  • shop scrap
  • Wheel rim thickness
Date Posted:
By
  • Ananyo Banerjee
  • Joseph LoPresti
  • Archit Kavishwar
Tags:
  • fracture
  • grinding
  • hardness
  • premium rail
  • rail
  • RCF
  • rolling contact fatigue
  • steel
  • wear
  • weld
Date Posted:
By
  • Megan Brice
Tags:
  • alloys
  • high hardness
  • rail welding
  • thermite
Date Posted:
By
  • Anna Rakoczy
  • David Linkowski
  • Duane Otter
  • Stephen Dick
Tags:
  • Articulated Double-Stack Cars
  • Bridges
  • coal train
  • deflection
  • equivalent Cooper loading
  • Equivalent s stress range
  • Field test
  • intermodal
  • Load effect
  • Maximum bending stresses
  • short span
  • vertical loads
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