DESIGN AND INSTALLATION OF TRAFFIC SIGN
CHAPTER ONE 1.0 INTRODUCTION 1.1 BACKGROUND OF STUDY Safety is an essential component of transportation engineering. The safety of road transportation involves many factors including driver skills, roadway characteristics, vehicle conditions, and weather. In addition to crash causation, the identification of hazards that may increase severity in the event of a crash is important. Among all contributing elements, speed is considered to be one of the most critical. Statistics show ...
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