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Conrail Electronically Controlled Pneumatic Brake Revenue Service Test

This letter report, prepared by the Association of American Railroads (AAR), Transportation Technology Center (TTC), Pueblo, Colorado, covers the final report on the Conrail Electronically Controlled Pneumatic (ECP) Brake Revenue Service Test. The test report written by Conrail is attached. The...

Improvement of the Effectiveness of Motorist Warnings at Railroad-Highway Grade Crossings

Flashing red incandescent lamps have formed the primary motorist warning device at grade crossings for several decades, in spite of technical constraints that inherently limit the overall effectiveness possible. Tightly focused beans, necessary to obtain high intensity at low power consumption...

Conductive Interference in Rapid Transit Signalling Systems, Volume II: Suggested Test Procedures

Methods for detecting and quantifying the levels of conductive electromagnetic interference produced by solid state rapid transit propulsion equipment and for determining the susceptibility of signaling systems to these emissions are presented. These methods include procedures for taking...

Concept of Operations and System Requirements Specification for a Vehicle Tracking System at the Transportation Technology Center

Transportation Technology Center, Inc. (TTCI), a subsidiary of the Association of American Railroads (AAR), performed a review of currently available Vehicle Tracking System (VTS) technologies and their applicability to operations at the Federal Railroad Administration's Transportation Technology...

Concept of Operations and System Requirements Specification for a Vehicle Tracking System at the Transportation Technology Center

Transportation Technology Center, Inc. (TTCI), a subsidary of the Association of American Railroads (AAR), performed a review of currently available Vehicle Tracking System (VTS) technologies and their applicability to operations at the Federa lRailroad Administraion's Transportation Technology...

Potential Means of Cost Reduction in Grade Crossing Automatic Gate Systems, Volume II: Improved Gate Arm Concepts for Railroad/Hiqhway Grade Crossings

This report, Volume II of a two-volume study, examines the potential for reduction of the cost of installing and maintaining automatic gates at railroad-highway grade crossings. It includes a review of current practices, equipment, and standards; consideration of modification of existing...

An Evaluation of the Wear and Maintenance Behavior of Turnouts and Frogs/Guard Rails During the First FAST Experiment

This report describes the service evaluation of frogs, switches, and guard rails on the Facility ofr Accelerated Service Testing track near Pueblo, Colorado. The selected components were measured and inspected at scheduled intervals determined by service loading. Wear and maintenance data per MGT...

Potential Means of Cost Reduction in Grade Crossing Automatic Gate Systems, Volume I: Overview and Low Cost RaiIroad/Hiqhway Grade Grossing Gate Systems

This report, Volume I of a two-volume study, examines the potential for reduction of the cost of installing and maintaining automatic gates at railroad-highway grade crossings. It comprises a general overview; a review of current practices, equipment, and standards; a consideration of...

Passenger Train Emergency Systems: Single-Level Commuter Rail Car Egress Experiments

The Federal Railroad Administration (FRA) is investigating how to improve rule provisions addressing the safe, timely, and effective evacuation of intercity and commuter rail passengers in various emergency scenarios. A variety of evacuation concepts, strategies, and techniques for applicability...

Dynalist II- A Computer Program for Stability and Dynamic Response Analysis of Rail Vehicle Systems : Volume II : User's Manual

A methodology and a computer program, DYNALIST II, have been developed for computing the response of rail vehicle systems to sinusoidal or stationary random rail irregularities. The computer program represents an extension of the earlier DYNALIST program. A modal synthesis procedure is used...

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