Design standards adopted by Assn State Highway Officials and compared with standards proposed earlier by National Interregional Highway Committee; map shows general location of National System of Interstate Highways proposed by Committee. (See also - v 136 n 2 Jan 10 1946 p 43-7)
Design standards for national system of interstate highways
Roads Streets
Roads and Streets ; 88 , n 11
1945
3 pages
Aufsatz (Zeitschrift)
Englisch
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