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Long-span,segmented-concrete
Long-span,segmented-concrete,cable-stayedbridgessuchasHaleBoggsinLouisianaandtheSunshineSkywayinFlorida,andremarkabletunnelslikeFortMchenryinMarylandandMr.bakerinWashingtondevelopedunderthenation’sphysicalchallenges,Trafficcontrolsystemsandmethodsofconstructiondevelopedudertheinterstateprogramsooninfluencedhighwayconstructionaroundtheworld,angwereinvaluableinimprovingtheconditionofurbanstreetsandtrafficpatterns.
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