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Highway Capacity Manual 2000 CHAPTER 1

INTRODUCTION
CONTENTS
I. INTRODUCTION ....................................................................................................... 1-1 Purpose of the Manual ....................................................................................... 1-1 Scope of the Manual.......................................................................................... 1-1 Use of the Manual .............................................................................................. 1-1 Results from the Metric and U.S. Customary Versions ...................................... 1-1 North American and International Applications .................................................. 1-2 Online Manual.................................................................................................... 1-2 Calculation Software .......................................................................................... 1-2 II. HISTORY OF THE MANUAL..................................................................................... 1-2 III. WHAT’S NEW IN HCM 2000 ..................................................................................... 1-3Part I: Overview .................................................................................................. 1-3 Part II: Concepts ................................................................................................. 1-4 Part III: Methodologies ....................................................................................... 1-4 Urban Streets.............................................................................................. 1-5 Signalized Intersections .............................................................................. 1-5 Unsignalized Intersections .......................................................................... 1-5 Pedestrians ................................................................................................. 1-5Bicycles ....................................................................................................... 1-5 Two-Lane Highways ................................................................................... 1-5 Multilane Highways ..................................................................................... 1-5 Freeway Facilities....................................................................................... 1-5 Basic Freeway Segments ........................................................................... 1-5 Freeway Weaving ....................................................................................... 1-5 Ramps and Ramp Junctions ....................................................................... 1-5 Interchange Ramp Terminals...................................................................... 1-5 Transit ......................................................................................................... 1-5 Part IV: Corridor and Areawide Analyses ........................................................... 1-5 Part V: Simulation and Other Models ................................................................. 1-6 IV. RESEARCH BASISFOR HCM 2000 ........................................................................ 1-6 V. REFERENCE............................................................................................................. 1-6

EXHIBITS
Exhibit 1-1. HCM 1985 Edition: Organization and Updates ........................................... 1-3 Exhibit 1-2. HCM 2000 Organization............................................................................. 1-4 Exhibit 1-3. Related Research Projects ......................................................................... 1-7

1-i

Chapter 1 - Introduction

Highway Capacity Manual 2000

I. PURPOSE OF THE MANUAL

INTRODUCTION

The Highway Capacity Manual (HCM) provides transportation practitioners and researchers with a consistent system of techniques for...