Mitchell Point Tunnel

Boring news: Crews punching a tunnel through Oregon cliffside (KMTR, 1/15/2022)

Thumbnail of still from the document Reconnecting the Historic Columbia River Highway State TrailReconnecting the Historic Columbia River Highway State Trail (2015) Oregon Department of Transportation

Thumbnail of cover from document Final report Mitchell Point feasibility cost studyFinal report: Mitchell Point feasibility & cost study (2015) Oregon Department of Transportation

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