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The FRA eLibrary contains all the documents that are found throughout the FRA Public Website. Multiple pages on the website may link to the same eLibrary item based on its set of metatdata.

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1 Jun 1978

Technical Reports

Summary Report-Ballast and Foundation Materials Research Program

Author
M.R. Thompson, W.W. Hay, S.D. Tayabji

Subject Track, Tracks & Structures

Keywords: Ballast, Subgrade, Conventional Railway Track Support ystem, Finite Element Method, Ballast Cost

Abstract: This report constitutes a summary of the results of the various phases of the Ballast and Foundation Materials Research Program. Data and information obtained from the technical...

Report Number
FRA/ORD-78/10
Office
RRD

1 Jun 1978

Technical Reports

Test Results Report Metroliner Truck Improvement Program in Support of Test Request RR-254 : Volume 1

Author
ENSCO

Subject Safety Performance Measures, Evaluation

Keywords: Improved Metroliner Truck, Ride Quality Testing, Air Bag, Safety

Abstract: This report is divided into three volumes. Vol. I summarizes the testing procedures, describes the data reduction techniques and gives the results and conclusions. Vol. II...

Report Number
FRA/ORD-78-31
Office
RRD

1 Jun 1978

Technical Reports

Track Structure Design Using Mathematical Models

Author
W. So

Subject Tracks & Structures

Keywords: Ballast, Fasteners, Mathematical Models, Rail Stress, Track Design, Track Structures

Abstract: The objective of the report is to demonstrate the use of mathematical track structure models in the development of design charts. The f110dels have been developed in Task 1,...

Report Number
FRA/ORD-78/08
Office
RRD

1 Jun 1978

Technical Reports

Evaluation of Railroad Lime Slurry Stabilization

Author
James R. Blacklock

Subject Evaluation

Keywords: Railroads, Roadbeds, Maintenance, Clay Soils, Subsoil, Soil Analysis, Soil Properties, Soil Tests, Soil Stabilization, Calcium Oxides, Slurries, Injection, Civil Engineering

Abstract: -This report describes a multifaceted investigation into the application of lime slurry pressure injection (LSPI) to stabilize and improve railroad roadbeds." - Area-s discussed...

Report Number
FRA/ORD-78/09
Office
RRD

1 May 1978

Technical Reports

Improved Passenger Equipment Evaluation Program

Author
Andre L. DeVilliers, Arthur L. Dow, R.B. Watson, L.T. Klauder, Richard Uher

Subject Track/Train Interactions

Keywords: Rail Tracks, Rail Vehicle Suspension, Radial Tracks, Carbody Construction, Finite Element Analysis

Abstract: The status of two foreign rail technologies is analyzed in this second of four semiannual reports. The two technologies are Trucks and Carbody Construction. Trucks are discussed...

Report Number
FRA/ORD- 78/38
Office
RRD