Medians of divided highways: frequency and nature of vehicl-e encroachments / by John W. Hutchinson, Thomas W. Kennedy
Hutchinson, John W.
Medians of divided highways: frequency and nature of vehicl-e encroachments / by John W. Hutchinson, Thomas W. Kennedy - Urbana, Illinois : University of Illinois, College of Engineering - 110 p. - Engineering Experiment Station Bulletin ; 487 .
Medians of divided highways: frequency and nature of vehicl-e encroachments / by John W. Hutchinson, Thomas W. Kennedy - Urbana, Illinois : University of Illinois, College of Engineering - 110 p. - Engineering Experiment Station Bulletin ; 487 .