Summer 2009 JTRF
Table of Contents

A Message from the Editor
Kofi Obeng and Michael W. Babcock

Articles:

• Variations in Toll Road Impacts: Case Studies from Texas
  by Sukumar Kalmanje and Kara M. Kockelman
  View Abstract
• Railroad Economies of Scale, Scope, and Density Revisited
  by C. Gregory Bereskin
  View Abstract
• Study of Driver’s Behavior at Passive Railroad-Highway Grade Crossings
  by Margaret J. Rys, Harshit D. Shah, and Eugene E. Russell
  View Abstract
• Analysis of Factors Influencing Grain Traffic on the St. Lawrence Seaway
  by Stephen Fuller, Frank Millerd, Francisco Fraire, and Maria do Carmo Afonso
  View Abstract
• Safety Effectiveness of Offsetting Opposing Left-Turn Lanes: A Case Study
  by Bhaven Naik, Justice Appiah, Aemal J. Khattak, and Laurence R. Rilett
  View Abstract
• Framework for Modeling Statewide Freight Movement Using Publicly Available Data
  by Subhro Mitra and Denver Tolliver
  View Abstract

Industry Issue Papers:

• Expansion of the Reporting System Paradigm to the United States Maritime Industry
  by Jeffrey A. Bixler
  View Abstract

Book Reviews:

• Commuting in America
  by William Huneke
  

On the cover: The St. Lawrence Seaway has suffered a downward trend in international cargo in recent decades. Steve Fuller and co-authors in "Analysis of Factors Influencing Grain Traffic on the St. Lawrence Seaway" document the decline of the Seaway and identify and measure the factors that account for it.

General Editors: Michael W. Babcock, Kansas State University and Kofi Obeng, North Carolina A&T State University

Book Review Editor: Jack S. Ventura, Surface Transportation Board

Associate Editors: Richard Gritta, University of Portland; Robert Harrison, University of Texas; Kevin H. Horn, G.E.C. Inc.; Wesley Wilson, University of Oregon; Barry Prentice, University of Manitoba; and Carl Scheraga, Fairfield University.

Disclaimer: The facts, opinions, and conclusions set forth in the articles contained herein are those of the authors and quotations should be so attributed. They do not necessarily represent the views and opinions of the Transportation Research Forum (TRF), nor can TRF assume any responsibility for the accuracy or validity of any of the information contained herein.

Subscriptions: The Journal of the Transportation Research Forum (JTRF) is distributed to members of the Transportation Research Forum and subscribers.

Currently, the JTRF is published three times per year. Annual subscriptions are available to the general public for $150 and must be purchased for a calendar year.

An electronic version (PDF format) is available for $50 per Journal or single Journal articles for $10 each.

Subscriptions and/or membership applications may be obtained from the following office:

© 2009 The Transportation Research Forum
All Rights Reserved
ISSN 1046-1469