The document deals with benefits accruing to the area traversed by the new highway, as well as some difficulties experienced by the area served by the old highway which Highway 29 replaced.
South Dakota Interstate Highway 29: Economic Impact Study
1967
113 pages
Report
Keine Angabe
Englisch
Interstate highway shoulder use study in South Dakota
Engineering Index Backfile | 1967
|South Dakota 2013 Highway Safety Plan
NTIS | 2013
South Dakota Highway Safety Plan, 2014
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South Dakota Highway Safety Plan, 2015
NTIS | 2014