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
  • Vinaya Sharma
Tags:
  • impacts due to flat wheels
  • maximum tensile stresses
Date Posted:
By
  • Vinaya Sharma
Tags:
  • floor system
  • traffic volume
  • truss members
Date Posted:
By
  • Gerald Anderson
Tags:
  • bearing clamp load
  • loose bearing component failures
  • lubricating cap screws
  • type of lubricants
Date Posted:
By
  • Ernest Selig
  • R.R.V. Devulapally
  • Steven Chrismer
Tags:
  • damage coefficient
  • HAL 49 tons
  • tamping frequency
  • wood tie segment
Date Posted:
By
  • Richard Reiff
Tags:
  • insufficient durability
  • nonmigration
  • reduce wheel/rail friction
Date Posted:
By
  • K.L. Martin
Tags:
  • 100-ton coal hopper
  • 125-ton aluminum-body coal hopped
  • peak vertical bearing loads
Date Posted:
By
  • Jon Hannafious
Tags:
  • gage wear on high rails of curves
  • teel grade territories
  • vertical wear on low rails
  • wayside lubricators
Date Posted:
By
  • Curtis Urban
  • Huimin Wu
Tags:
  • binding
  • friction wedge lock-up
  • outer gib wear
  • vertical suspension
Date Posted:
By
  • Fred Carlson
Tags:
  • rubber components
  • sticking brake study
Date Posted:
By
  • Fred Carlson
Tags:
  • electro-pneumatic assist brake system (EPA)
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