Geometrics, water treatment, utility, practices, safety appurtenances, and outdoor advertisement.

מידע ביבליוגרפי
מחבר תאגידי:	National Research Council (U.S.). Transportation Research Board
פורמט:	ספר
שפה:	English
יצא לאור:	Washington Transportation Research Board, Commission on Sociotechnical Systems, National Research Council, National Academy of Sciences 1977.
סדרה:	Transportation Research Record no. 631
נושאים:	Roads > Design and construction. > Addresses, essays, lectures. Road drainage > Addresses, essays, lectures. Roadside improvement > Addresses, essays, lectures. Roads > Safety measures > Addresses, essays, lectures.