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52550
  
  

  1
Aug
2018
Research Results
Understanding the Splitting and Bursting Failure of Concrete Crossties
Author
          Federal Railroad Administration

Subject
                    Analysis

**Keywords:** Pretensioned concrete crosstie, splitting crack, bursting crack, concrete release strength, prestressing wire, prestressing strand, bond strength, finite element analysis
**Abstract:** Under the sponsorship of the Federal Railroad Administration, finite element (FE) analyses were conducted at the Volpe National Transportation Systems Center (Volpe Center)...
Report Number
              RR 18-12

  Office
              RDI-21
    30
Dec
2011
Reports to Congress
2011 FRA Report to Congress on Actions Taken to Implement Unmet Statutory Mandates and Address Open Recommendations by the NTSB and the DOT Inspector General Regarding Safety
Author
          Federal Railroad Administration

Subject
                    Statutory Mandates


**Abstract:** The RSIA introduced numerous mandates regarding railroad safety. A number of these mandates require action to be taken after the completion of this report, and FRA has not...
    12
Apr
2011
Reports to Congress
Actions on Unmet Statutory Mandates and Open Recommendations by the National Transportation Safety Board and the Department of Transportation's Inspector General Regarding Railroad Safety (December 30, 2010)
Author
          Federal Railroad Administration

Subject
                    Statutory Mandates
    7
Jan
2011
Other Reports
Model State Legislation on Sight Distance at Passive Crossings

Subject
                    Highway-Rail Grade Crossings,
                    Statutory Mandates

**Keywords:** Passive Crossings, Model Legislation, Model State Legislation, Model Law, Sight Distance, Rail Safety Improvement Act of 2008
**Abstract:** The Federal Railroad Administration (FRA), together with states, developed model state legislation for use in developing bills to improve safety at highway-rail grade crossings...
Office
              RCC
    7
Jul
2010
Reports to Congress
Actions on Unmet Statutory Mandates and Open Recommendations by the National Transportation Safety Board and the Department of Transportation's Inspector General Regarding Railroad Safety (December 30, 2009)
Author
          Federal Railroad Administration

Subject
                    Statutory Mandates

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