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52550
  
  

  15
Nov
2022
Reports to Congress
FRA Report to Congress on the Comprehensive Rail Safety Review of Amtrak
Author
          Federal Railroad Administration

Subject
                    Amtrak

**Keywords:** Amtrak Safety Audit; Amtrak; FRA Audit Report
    10
May
2019
Research Results
Determining Bond-Slip Characteristics of Prestressing Tendons with Varying Geometries in Two Concrete Mixtures
Author
          Federal Railroad Administration

Subject
                    Tracks & Structures

**Keywords:** Track, ties, concrete, bond-slip, prestressing tendons
**Abstract:** Untensioned pullout tests were conducted to obtain the bond-slip characteristics of two groups of prestressing tendons used in concrete railroad tie production. The purpose of...
Report Number
              RR 19-13

  Office
              RDI-21
    19
Apr
2019
Research Results
Impact of Water on Cracked Concrete Crosstie Service Life
Author
          Federal Railroad Administration

Subject
                    Tracks & Structures

**Keywords:** Concrete crossties, water damage, center cracks, cyclic loading
**Abstract:** To investigate the impact of moisture on crack growth and other tie damage, UIUC researchers subjected pretensioned concrete crossties and small-scale beams to repeated loading...
Report Number
              DOT/FRA/ORD-19/11

  Office
              RDI-21
    8
Apr
2019
Other Reports
Update on the Methodology for Amtrak Cost Accounting: Amtrak Performance Tracking (APT), Vol. 2, Appendices A, B, and D
Author
          Federal Railroad Administration

Subject
                    Amtrak

**Keywords:** Update on the Methodology for Amtrak Cost Accounting: Amtrak Performance Tracking (APT), Vol. 2, Appendices A, B, and D
**Abstract:** Update on the Methodology for Amtrak Cost Accounting: Amtrak Performance Tracking (APT), Vol. 2, Appendices A, B, and D
Office
              RRD
    5
Oct
2018
Other Reports
Amtrak Account Structure Overview: Methodology and Definitions
Author
          Federal Railroad Administration

Subject
                    Amtrak

**Keywords:** Amtrak, Account Structure, FAST Act, Service Lines, Asset Lines, NEC, National Network
**Abstract:** The Federal Railroad Administration, on behalf of the Secretary of Transportation, and in collaboration with Amtrak, established an account and reporting structure (Account...
Office
              RRD

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