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Journal of the Transportation Research Forum

A collection of articles covering various aspects of transportation research. Articles included: Wireless Communications and Freeway Incident Reporting, Productivity and Prices in the U.S. Rail Industry: Experience From 1965 to 1996 and Prospects for the Future, Railroad Monopoly in Grain...

International Perspectives on Road Pricing

Fifteen countries were represented at the November 2003 International Symposium on Road Pricing held in Key Biscayne, Florida. Participants discussed the rationale and motivations for implementing pricing strategies, the use of pricing revenues, and project outcomes. Drawing on resource papers,...

Concessions in Transport

This paper considers world wide experience with a restricted range of the spectrum of options for private participation in the supply of transport infrastructure and services. One major concern in selecting an appropriate structure for private participation is shown to be the importance of securing...

Competitive Effects of Railroad Mergers

In the post-Staggers era, the U.S. railroad industry has experienced a significant number of mergers and a sharp reduction in the number of Class I rail carriers. This paper provides analysis of the competitive effects of these rail mergers, with a focus on Union Pacific -Southern Pacific,...

Peacekeeper Rail Garrison Test of Engineering Model Maintenance Car

Tests were performed on the Peacekeeper Rail Garrison Maintenance Car {MC), according to specifications in Chapter XI of the AAR's, Manual of Standards and Recommended Practices. The unloaded MC was subjected to limited service worthiness testing. The tests, performed on the loaded MC, included...

Examination of Cracks in Wabco and Knorr Disc Brakes

The Knorr and Wabco disc brakes were examined for the cause of cracking and why there is a difference in the type of cracks found in the two designs. Microstructure, microhardness, hardness, composition, and crack surfaces were investigated. Little difference was noted between the two materials....

Safety of High Speed Ground Transportation Systems

The objective of this study is to develop qualitative and quantitative information on the various braking strategies use in high-speed ground transportation systems in support of the Federal Railroad Administration (FRA). The approach employed in this study is composed of two steps: first, build...