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View plans and proposals prior to January 2022 in the Document Portal. To see more recent plans and proposals, view the list below.

Check out our help and frequently asked questions page for tips on locating lettings, downloading and opening zip folders, and getting the best results when printing your documents.

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Department of Transportation

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Iowa Department of Transportation Central Office

800 Lincoln Way
Ames, IA 50010

Phone

515-239-1101

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