Number of traffic accidents in Loop district of Chicago; separation of pedestrian and street traffic urged as one of the most important measures for relief of traffic congestion, and one of the ways of doing this is to place pedestrians on a different level. Suggested design for elevated sidewalks, together with estimated cost.
Second story sidewalks
West. Soc. Engrs. -- Jl
Western Society of Engineers -- Journal ; 29 , n 3
1924
11 pages
4 Figs.
Aufsatz (Zeitschrift)
Englisch
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