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Federal Railroad Administration Federal Railroad Administration

Federal Railroad Administration

The Federal Railroad Administration (FRA) promotes safe and environmentally sound rail transportation. The FRA conducts research and development tests to evaluate projects in support of its safety mission and to enhance the railroad system as a national transportation resource. Public education campaigns on highway-rail grade crossing safety and the danger of trespassing on rail property are also administered by FRA. Bookmark this collection https://rosap.ntl.bts.gov/collection_fra or https://doi.org/10.21949/1530835.

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  • x
    Railroad ties (35)
Report Number
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x Railroad Ties
  • Qualitative Lifecycle Analysis of Rail Tie Materials
    Qualitative Lifecycle Analysis of Rail Tie Materials
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  • PerformanceBased Specifications for Concrete Railroad Tie FreezeThaw Durability
    Performance-Based Specifications for Concrete Railroad Tie Freeze-Thaw Durability
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  • A 3D Scanning Method to Measure Concrete Crosstie Geometry Research Results
    A 3D Scanning Method to Measure Concrete Crosstie Geometry [Research Results]
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  • HighStrength ReducedModulus HighPerformance Concrete for Prestressed Concrete Crosstie Applications
    High-Strength, Reduced-Modulus, High-Performance Concrete for Prestressed Concrete Crosstie Applications
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  • Development Length Variables in Pretensioned Concrete Ties Research Results
    Development Length Variables in Pretensioned Concrete Ties [Research Results]
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  • Evaluation of EngineeredPolymer Composite Tie Performance in Revenue Service Research Results
    Evaluation of Engineered-Polymer Composite Tie Performance in Revenue Service [Research Results]
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  • Spike Loading Environment in Various Wood Tie Fastening Systems Research Results
    Spike Loading Environment in Various Wood Tie Fastening Systems [Research Results]
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  • Mitigation of Differential Movement at Railway Transitions for US HighSpeed Passenger Rail and Joint PassengerFreight Corridors
    Mitigation of Differential Movement at Railway Transitions for U.S. High-Speed Passenger Rail and Joint Passenger/Freight Corridors
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  • AirBorne Tie Sonar for Loaded Tie Deflection Measurements Research Results
    Air-Borne Tie Sonar for Loaded Tie Deflection Measurements [Research Results]
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  • Track Performance in Tunnels and Transitions with Under Tie Pads and Under Ballast Mats Research Results
    Track Performance in Tunnels and Transitions with Under Tie Pads and Under Ballast Mats [Research Results]
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  • RailMounted Strain Gauges for Tie Reaction Measurement Under Dynamic Loading Research Results
    Rail-Mounted Strain Gauges for Tie Reaction Measurement Under Dynamic Loading [Research Results]
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  • Effect of Concrete Composition on Splitting Cracks in Prestressed Concrete Railroad Ties Research Results
    Effect of Concrete Composition on Splitting Cracks in Prestressed Concrete Railroad Ties [Research Results]
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  • Field Validation of Vertical Tie Reaction Force Measurement Using Rail Strain Gauges Research Results
    Field Validation of Vertical Tie Reaction Force Measurement Using Rail Strain Gauges [Research Results]
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  • Concrete Tie Performance in Degraded Track Conditions Research Results
    Concrete Tie Performance in Degraded Track Conditions [Research Results]
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  • Automated System for Concrete Crosstie Transfer Length Measurement Research Results
    Automated System for Concrete Crosstie Transfer Length Measurement [Research Results]
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  • Remaining Prestress Force in Concrete Ties Removed from Track after 25 Years Research Results
    Remaining Prestress Force in Concrete Ties Removed from Track after 25 Years [Research Results]
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  • New Test To Determine the Bond Quality of Reinforcements for Concrete Railroad Ties Research Results
    New Test To Determine the Bond Quality of Reinforcements for Concrete Railroad Ties [Research Results]
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  • Prestressing Steel and Concrete Variables Affecting Transfer Length in Pretensioned Concrete Crossties Research Results
    Prestressing Steel and Concrete Variables Affecting Transfer Length in Pretensioned Concrete Crossties [Research Results]
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  • BondSlip Relationships of Wires Used in Pretensioned Concrete Railroad Ties Research Results
    Bond-Slip Relationships of Wires Used in Pretensioned Concrete Railroad Ties [Research Results]
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  • Improved Polymer Composite Tie Performance
    Improved Polymer Composite Tie Performance
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1 - 20 / 35
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