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52550
  
  

  18
Oct
2013
Technical Reports
Feasibility Study of Fiber-Optic Technology for Broken Rail Detection
Author
          Matthew D. Holcomb and W. David Mauger

Subject
                    Rail and Infrastructure Integrity,
                    Track,
                    Tracks & Structures

**Keywords:** Fiber Optic, Broken Rail, Acoustic, Seismic, Rail Break, Wayside Systems
**Abstract:** This report describes the activities and presents the results of a feasibility study to examine the viability of using fiber-optic acoustic technologies to detect broken rails in...
Report Number
              DOT/FRA/ORD-13/44

  Office
              RRD
    5
Feb
2013
Technical Reports
800,000-Pound Quasi-Static End Load Test of Crash Energy Management Equipped Car, Test 2
Author
          Robert H. Fries, Lucy Tunna, Satima Anankitpaiboon, and Luis Maal

Subject
                    Facilities & Test Equipment,
                    Track,
                    Tracks & Structures,
                    Track/Train Interactions

**Keywords:** Quasi-static test
**Abstract:** This report summarizes compressive end-load Test 2 on Budd Pioneer Car 244. The quasi-static compressive end-load test at 800,000 pounds was conducted on January 19, 2011. The...
Report Number
              DOT/FRA/ORD-13/04

  Office
              RRD
    1
Sep
2011
Technical Reports
Fatigue Crack Growth and Fracture Behavior of Bainitic Rail Steels
Author
          Heshmat A. Aglan

Subject
                    Track,
                    Tracks & Structures,
                    Track/Train Interactions

**Keywords:** bainitic; pearlitic; manganese rail steels; microstructure-mechanical property relationship; hardness; fracture toughness; fatigue crack growth
**Abstract:** The microstructure–mechanical properties relationships, fracture toughness, fatigue crack growth and fracture surface morphology of J6 bainitic, manganese, and pearlitic rail...
Report Number
              DOT/FRA/ORD-11/17

  Office
              RRD
    1
Jun
2000
Research Results
Evaluation Of A Top-of-Rail Lubrication System
Author
          Don Plotkin

Subject
                    Track,
                    Track/Train Interactions,
                    Tracks & Structures

**Keywords:** energy savings, fuel savings, top of rail lubrication, friction modifier

Report Number
              RR00-01

  Office
              RDI-21
    1
Sep
1970
Technical Reports
Heat-Assisted Tunnel Boring Machines
Author
          J. P. Carstens, W. R. Davison, C. A. Brown, A. R. Smith, F. J. McGarry

Subject
                    Facilities & Test Equipment,
                    Tracks & Structures

**Keywords:** Tunneling Machine Performance, Laser Technology, Excavation
**Abstract:** A study was performed to determine: a) the increase in tunneling machine performance in hard rock resulting from heat weakening of the rock in advance of the tunneling machine...
Report Number
              FRA-RT-71-63

  Office
              RDI-22 U.S. DEPARTMENT OF TRANSPORTATION

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