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52550
  
  

  10
Feb
2021
Quarterly Performance Reports
FAMES Multiple Track Alert
Author
          FAMES

Subject
                    Roadway Worker Protection

**Keywords:** FAMES
    4
Oct
2020
Other Reports
FAMES Fourth Quarter Safety Alert
Author
          Federal Railroad Administration

Subject
                    Roadway Worker Protection

**Keywords:** FAMES
    3
Dec
2019
Other Reports
Fatal Accidents Involving Boom/Crane Usage on Roadway Maintenance Machines
Author
          Office of Railroad Safety

Subject
                    Roadway Worker Protection

**Keywords:** FAMES
    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

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