于中文补充内容的说明

preface

1 introduction to traffic engineering

part1 components of the traffic system and their charactristics

2 road user and vehicle characteristics

3 roadways and their geometric characteristics

4 introduction to traffic control devices

5 traffic stream characteriscs

6 intelligent transportation systems

part2 traffic studies and programs

7 statistical applications in traffic engineering

8 volume studies and characteristics

9 speed,travel time,and delay studies

10 accidents:studies,statistics,and programs

11 parking: studies,characteristics, facilities,and programs

index