Michigan Highways: Since 1997.

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The Zilwaukee Bridge: Annotated Aerial Image

An orthophotograph (rectified digital aerial photograph) of the Zilwaukee Bridge taken in April 1998, annotated to show the former alignment of the I-75/US-10/US-23 freeway alignment via the original (1960–1988) bascule span Zilwaukee Bridge.

Zilwaukee Bridge orthophoto, 1998

Source: Michigan Department of Natural Resources/Michigan Center for Geographic Information, April 1998.

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