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URBAN TRANSIT

OPERATIONS, PLANNING, AND ECONOMICS

Vukan R. Vuchic

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This book is dedicated to my students in transportation programs at the University of Pennsylvania and other universities where I have taught. As educators, researchers, engineers, planners, and civic leaders, they have applied their knowledge and enthusiasm to develop efficient urban transportation systems and livable cities. Their contributions are recognized in many cities around the world.

PREFACE

Transportation, being one of the basic functions in urbanized areas, influences the form of cities and their livability—their economic, social and environmental characteristics. The usage of transit systems, or urban public transportation, decreased considerably when auto ownership began to grow. However, in recent decades many cities have made large investments in transit to reverse this trend. Experience has shown that transit has great significance for reducing traffic congestion, offering alternative means of travel, and contributing greatly to the quality of urban life. In developing countries, the role of transit is even greater than in the industrialized countries because it serves a greater number of people and offers capacities that highway systems cannot provide in rapidly growing cities.

In recent years, transit systems have benefitted from many physical and operational innovations. Yet literature on transit systems physical characteristics, planning, mode selection, and urban transportation policies is rather limited. Particularly missing are publications that present theoretical concepts as well as practical methods for their implementation in real world.

It has been the intention of this author to write a ‘‘transit trilogy’’—a set of books on three major aspects of transit and urban transportation: transit systems, operations, and transit role in cities. The first book in this series was Urban Public Transportation Systems and Technology (Prentice-Hall, 1981), which presents a systematic classification and definitions of urban transportation modes, with detailed descriptions and their characteristics. Many concepts and terms from those definitions have become standard in the field. That book is now out of print, but the demand for it suggests there is a need for an updated edition. That will be the author’s next task.

A broad review of urban transportation policies, systems, and impacts of the selection of private versus public transportation modes on cities is presented in Transportation for Livable Cities (CUPR Press, Rutgers, 1999). The relationships among the private automobile, transit, and other modes are systematically reviewed. The importance of transit for livability of cities is given particular attention. This book also defines and discusses such important contemporary concepts as balanced transportation and livability of cities.

The present book covers transit system operations and planning and represents a logical continuation of the first book. Thus, it falls between the preceding two books and completes the transit trilogy.

This book is organized in three parts. Part I, Chapters 1 to 5, covers transit systems operations and networks. Chapter 1 defines concepts of transit systems operations and presents the methodology for scheduling of transit units (vehicles) and personnel (run-cutting) for transit lines. Chapter 2 covers a number of aspects of transit operations, including line capacity, transit speeds, types of stops, accelerated services, and scheduling for special geometric forms of lines. Chapter 3 presents an introduction to applications of modeling and optimization in the analysis of transit systems operations and design. Chapter 4 gives an extensive review and analysis of transit lines and networks: their forms, characteristics, and methods of evaluation. Chapter 5 describes determination of the number and locations of stations on rail transit lines.

Part II, Chapters 6 through 9, discusses transit agency operations, economics, and organization. Chapter 6 presents transit system management and operation, including internal organization of agencies, relations with personnel (labor) and passengers, accessibility requirements, information, and marketing. Chapter 7 covers fares: their types and classification, characteristics, and methods of collection. Chapter 8 reviews methods and sources of transit financing. Role of different government levels in financing and efforts to increase efficiency of operations are also discussed. Chapter 9 presents an overview of types of transit organizations and government regulation, including a review of numerous recent innovative concepts in public-private cooperation and separation of policy bodies from transit operating public agencies or private companies.

Part III of the book, Chapters 10 through 12, focuses on transit system planning. Chapter 10 discusses the process and techniques of transit planning. Unlike many academic books on planning that focus on travel demand estimation only, this chapter covers the entire planning process, from the establishment of goals and policies to demand estimation, transit mode selection, and network design. Chapters 11 and 12 focus on the important phase of transit planning—selection of transit mode. A theoretical basis and general methodology of mode selection in Chapter 11 is followed in Chapter 12 by a systematic comparison of various aspects of transit modes. This part of planning—comparison and selection of transit modes—is of great relevance and importance for many cities around the world.

Each chapter has a set of exercises, including numerical as well as conceptual and other essay-type questions. References and relevant further reading are also given for each chapter. A bibliography of selected books relevant to the overall contents of the book is given at the end of the book.

Each equation in this book is numbered and accompanied by definitions of dimensions of all symbols. In Chapters 1 through 4, which have many equations, lists of symbols are included with their definitions.

This book, like its predecessors, is written with SI measures, the system that has been adopted in all countries except the United States. In this country, Congress mandated the transition to SI, but then, when this effort began to be implemented by many agencies, particularly the U.S. Department of Transportation, Congress reversed itself by canceling the previous requirements. This important effort to replace the obsolete English system of measures by the standard contemporary one was thus discontinued. For readers not yet familiar with the SI, conversion factors are presented in a very convenient form in Appendix I.

To facilitate understanding of the numerous abbreviations used in the book, these are listed and defined in Appendix II. Appendix III presents definitions of selected terms related to transit systems. Answers to selected exercises are given in Appendix IV. The answers are brief or include only selected ones from many required computed numbers. This allows the users to see whether their computational procedure is correct, and yet requires computation of all results.

Like the previous two books in the transit trilogy, this book is intended to introduce theoretical concepts and relationships in transit systems followed by practical methodologies for operations, planning, and analysis. The combination of theoretical basis and direct applications makes the book useful both in academic circles as well as to persons planning and operating transit systems. The intended readers thus include graduate and upper undergraduate students of transportation engineering and planning courses at universities and in continuing education courses, as well as transit planners and operators in transit agencies, metropolitan planning organizations, city governments, consulting firms, public interest organizations, and others.

The international orientation and coverage of the first two books found a very good response from the readers in many countries, and it is continued in this book. Although focused mostly on the United States and other industrialized countries, many examples and presented methodologies are applicable to any city, in developed as well as in developing countries, always, naturally, with required consideration of local factors.

ACKNOWLEDGMENTS

The author gratefully acknowledges the cooperation of many individuals and organizations in preparing materials, writing, and reviewing the text for this book, while retaining the responsibility for the accuracy of its contents.

I want to thank many colleagues who have reviewed chapters of this manuscript and provided valuable comments, corrections, and additional materials. All chapters were reviewed by Wolfgang S. Homburger, now retired from the Institute of Transportation Studies at the University of California in Berkeley. He applied his diligent, detailed, and constructive pen, well known throughout the field of transit and traffic engineering, with which he edited numerous books. Hans Leopold, the author’s colleague from Hamburg, applied his deep understanding of the field through precise reviews and constructive suggestions. Jeffrey M. Casello, who first studied these materials in my courses, then read all the text with particular attention to students’ points of view.

Most of the chapters were also reviewed by Thor K. Haatveit, a leading public transport official in Norway, who had also assisted in developing technical materials when he was a graduate student at the University of Pennsylvania. Similar contributions were made by Professor Shinya Kikuchi, Richard M. Stanger, and Dr. Eric C. Bruun. Angel Molinero contributed his inventive skills to develop analyses and then used them also in his excellent book on this topic published in Mexico. Many other author’s students contributed to this text during their studies through their course papers and research on topics selected for the materials prepared for this book over a number of years. Professors Yong Eun Shin, Nikola Krstanoski, and Young-Jae Lee deserve particular credit and my gratitude in this respect.

Louis J. Gambaccini, a leading transit official, gave valuable comments on chapters on transit management, financing, and organization. Professor George M. Smerk reviewed the chapter on transit organization and policy. Professor David E. Boyce made valuable contributions through many discussions about the transportation planning process (Chapter 10). John Schumann provided on many occasions, extensive and reliable materials used in this book. Takis Salpeas gave excellent insights into various phases of planning and operations of major investment projects by several leading transit agencies (BART and WMATA).

I benefitted greatly from numerous professional discussions, comments on the topics in this book, and information on transit in different countries during the years of writing this book by Professors Günter Girnau and Adolf Müller-Hellmann (Germany), Hideo Nakamura (Japan), Franco de Falco and Antonio Musso (Italy), Heinrich Brändli (Switzerland), Tony Ridley and Tony Young (UK), Nenad Jovanović, Snežana Filipović, and the late Radovan Banković (Yugoslavia-Serbia), Jean-Claude Ziv (France), and many others.

On many occasions, I obtained valuable information, materials, exhibits, and data from several transit associations: American Public Transportation Association (APTA) (U.S.), Associação Nacional de Transporte Pùblicos (ANTP) (Brazil), Verband Deutscher Verkehrsunternehmen (VDV) (Germany), and transit agencies: BART and Muni (San Francisco), BVG (Berlin), NYCT (New York), OS (Oslo), SEPTA (Philadelphia), TRTA (Tokyo), WMATA (Washington), and many others.

I want to mention especially the support and inspiration I enjoyed through several decades of cooperation with the International Association of Public Transport (UITP, Brussels) and its present President Dr. Wolfgang Meyer and General Secretary Johannes Rat. Similarly influential have been my contacts with Professor Günter Girnau in Cologne. Our discussions about many topics, from the classical materials on transit operations produced by the late Dr. Friedrich Lehner through their continuous enhancements to current issues have been very helpful in my keeping up with the latest trends and developments in transit and urban transportation around the world.

During the writing of this book, I have enjoyed enthusiastic support from my former students, individually as well as through their organization, TSEAC, which has also supported the entire Program of Transportation Systems Engineering at the University of Pennsylvania. I feel that there is mutual support between my writing of these books and the efforts of dozens of my former students on improving transportation in many cities around the world. That feeling and my gratitude to them resulted in the dedication of this book.

Finally, during the most concentrated effort to complete this manuscript, I enjoyed high-quality, precise, and dedicated work by my team of assistants/doctoral students: Dr. Jeffrey M. Casello, Mario Semmler, Huafang Cui, and Christopher Puchalsky. They deserve my sincere thanks.

On the personal side, the large multiyear effort of writing this book was continuously supported and intellectually enhanced by my wife Dr. Radmila Vuchic, as well as by our children—Monika, Boris, Lili, and Victor—and their families, who readily accepted sacrifices when ‘‘Dad had to write the book.’’ The husband/father deeply appreciates this family’s understanding and support.

Vukan R. Vuchic
University of Pennsylvania

PART I
TRANSIT SYSTEMS OPERATIONS AND NETWORKS