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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 Sep 1978

Technical Reports

Summary Statistics of the National Railroad-Highway Crossing Inventory for Public At-Grade Crossings : Second Edition

Author
John S. Hitz

Subject Best Practices, Grade Crossing Modeling and Simulation, Highway-Rail Grade Crossings

Abstract:

This report presents statistical summaries of characteristics for public grade crossings as of May 1978 to aid in funding allocation for future crossing improvements.

Report Number
FRA-OPPD-78-20; DOT-TSC-FRA-78-19
Office
RRD

1 Jul 1978

Technical Reports

An Experimental Evaluation of Techniques for Measuring the Dynamic Compliance of Railroad Track

Author
G.L. Nessler, R.H. Prause, W.D. Kaiser

Subject Track

Keywords: Track, Track modules, Track dynamic compliance, Track impedance, Track stiffness

Abstract: This report covers the initial track measurement task of a 3-phase program to design and fabricate equipment for measuring track dynamic characteristics. The objective of this...

Report Number
FRA/ORD-78/25
Office
RRD

1 Jul 1978

Technical Reports

Correlation of Statistical Representations of Track Geometry with Physical Appearance

Author
J. Corbin

Subject Track

Keywords: Track Geometry, Track Irregularities, Track Maintenance Practices

Abstract: Railway track has previously been represented as a random process with certain parameters that relate to the quality of the track. This report helps to make these parameters more...

Report Number
FRA/ORD-79/35
Office
RRD

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

26 Apr 1978

Emergency Orders

New York, Susquehanna & Western Railroad Company; Emergency Order Prohibiting the Further Movement of Placarded Hazardous Materials Cars.

Subject Track

Emergency Order Number
Emergency Order 8