Boston and Worcester Turnpike; elimination of railroad and highway grade crossings; traffic circles; by-pass routes; preliminary details of design; non-skid surfaces; low-cost secondary roads; concrete road construction; treatment of swamps; modern machinery and bid prices. (See also - discussion p 290-2)
Recent developments in design and construction of highways
Boston Soc Civ Engrs -- J
Boston Society of Civil Engineers -- Journal ; 19 , n 5
1932
10 pages
Article (Journal)
English
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