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
  • Kenneth Rownd
  • Darrell Iler
  • Jon Jeambey
Tags:
  • advanced design truck
  • commodity-specific requirements
  • old technology three-piece trucks
  • premium trck
Date Posted:
By
  • Ryan McWilliams
  • Duane Otter
Tags:
  • 000-pounds gross rail load)
  • ballast retainers
  • ground collar replacement
  • HAL (286
  • raising of low approaches
Date Posted:
By
  • Kevin Sawley
  • Diana Oliva-Maal
  • Joseph LoPresti
Tags:
  • economic-based criterion for removing or re-truing hollow-worn wheels
Date Posted:
By
  • Satya Singh
  • David Davis
Date Posted:
By
  • Joseph LoPresti
  • Duane Otter
Tags:
  • 39-ton axle loads
  • SD90MAC locomotives
  • third test
Date Posted:
By
  • Ryan McWilliams
  • David Davis
Tags:
  • HAL traffic in revenue service
  • increased average life of turnouts & turnout components
  • material improvements
  • No. 20 RBM high-integrity frogs
  • special track work
Date Posted:
By
  • Satya Singh
  • David Davis
Tags:
  • special track work; hollow tread profile;
Date Posted:
By
  • Richard Reiff
Date Posted:
By
  • Richard Reiff
  • Allan Zarembski
  • Donald Holfeld
Date Posted:
By
  • Allan Zarembski
  • Donald Holfeld
  • Richard Reiff
Tags:
  • equipment utilization
  • rail testing effectiveness
  • regulatory environment
  • technology
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