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1 Mar 2012

Technical Reports

Cracking and Impact Performance Characteristics of Plastic Composite Ties

Author
Richard Reiff and Carmen Trevizo

Subject Rail and Infrastructure Integrity, Track

Keywords: High-density polyethylene; modulus of elasticity; modulus of rupture; plastic composite ties

Abstract: As followup to a workshop on Engineered Composite Ties sponsored by the American Railway Engineering and Maintenance-of-Way Association and the Federal Railroad Administration,...

Report Number
DOT/FRA/ORD-12/03
Office
RRD

1 Mar 2012

Technical Reports

On-Line High-Speed Rail Defect Detection, Part II

Author
Stefano Coccia, Robert Phillips, Ivan Bartoli, Salvatore Salamone, Piervincenzo Rizzo, Francesco Lanza di Scalea

Subject High-Speed Passenger Rail, Rail and Infrastructure Integrity, Track

Keywords: Transverse cracks; ultrasonic guided waves; noncontact ultrasonic testing; laser ultrasonic; air-coupled sensors; finite element modeling; automatic defect classification

Abstract: The objectives of this project were (1) to improve the defect detection reliability and (2) to improve the inspection speed of conventional rail defect detection methods. The...

Report Number
DOT/FRA/ORD-12/02
Office
RRD

1 Mar 2012

Presentations

Grantee Reporting

Subject Grants & Financial Assistance

Keywords: Grantee Reporting

Presenter
FRA Office of Railroad Policy and Development
Audience
AASHTO Webinar Participants
Location

Washington, DC
United States

29 Feb 2012

Policy and Guidance

Statement of Agency Policy and Interpretation on the Hours of Service Laws as Amended

Subject Hours of Service, Operating Practices, Signal and Train Control

Keywords: hours of service interpretations

28 Feb 2012

Locomotive Engineer Review Board

3441

Author
Locomotive Engineer Review Board

Subject Engineer Certification

Keywords: Stop Signal 240.117(e)(1)

FRA Docket Number
EQAL-2011-26
Railroad Name
Norfolk Southern Railway Co.
Conductor (Engineer)
Beasley, B. T.