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1 Dec 1969

Technical Reports

Service Analysis of Tube Vehicle Systems

Author
HSGT

Subject Railroad System Oversight

Keywords: Tube Vehicle Systems, Northeast Corridor, Transportation

Abstract:

This report describes an analysis of the service characteristics, cost and performance of Tube Vehicle Systems operating within the Northeast Corridor of the United States in...

Report Number
FRA-RT-70-33
Office
RDI-22

1 Oct 1969

Technical Reports

A Program Definition Study for Rail-Highway Grade Crossing Improvement

Author
David W. Schoppert

Subject Grade Crossing Technology, Highway-Rail Grade Crossing Warning Systems, Highway-Rail Grade Crossings

Keywords: protective devices; train operating costs; net benefits

Abstract:

This study describes the status of grade crossing inventories and improvement programs, assesses the cost of crossing improvements, and develops a 5-year research program.

Report Number
FRA-RP-70-2
Office
RDI-23

1 Oct 1968

Other Reports

Design of Tunnel Liners and Support Systems

Author
D. U. Deere, R. B. Peck, J. E. Monsees, B. Schmidt

Subject Tracks & Structures

Keywords: Soil Mechanics, Tunnel Lining, Tunnels

Abstract: Contents: Introduction; Fundamentals of tunnel support design; Existing theories, design methods, and practices; Tunnel support systems in soil and soft rocks; Tunnel support...

Office
RRD

1 Jan 1967

Technical Reports

Longitudinal Forces in Railroad Track

Author
A. Ya Kogan, M. Yanowitch

Subject Continuous Welded Rail

Keywords: Longitudinal Forces, Displacements, Continuous Welded Rail, Track Stability, Force-Displacement Diagrams, Track, Thermal Forces

Abstract:

This work is devoted to the theory of design computations for track subjected to thermal and creep forces. The theory of longitudinal forces and displacements arising in...

Report Number
FRA-ORD 76-11
Office
RDI-21

1 Jul 1966

Technical Reports

Study of New Track Structure Design Phase I

Author
H.C. Meacham, J.E. Voorhees, J.G. Eggert, et al.

Subject Track, Tracks & Structures

Keywords: Track Structure Designs, Improved Track Stability, Track Response Computer Programs, Soil Deterioration Factor

Abstract:

Conventional (tie-type) and non-conventional rail vehicle track structures were studied with the constraint that standard gage and rail head contour not be varied from current...

Report Number
FRA-RT-72-12
Office
RDI-21