The effects of freeway management systems and motorist assistance patrols on the frequency of reported motor vehicle crashes
By: a thesis presented by Todd Alden Olmstead
Published: 2000
Language: eng
Number of pages: 145
Subjects: Traffic accidents; Prevention; Express highways; Management; Safety measures; Traffic safety
Notes: Thesis (Ph. D., Committee on Higher Degrees in Public Policy)--Harvard University, 2000.

Includes bibliographical references (leaves 141-145).