Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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Interstate Highway System: Iowa

Iowa DOT GIS Services. Thematic map displaying the Interstate Highway System information for the centerline road segments in the State of Iowa.

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National Highway System: Iowa

Iowa DOT GIS Services. Thematic map displaying the current National Highway System (NHS) for the centerline road segments in the State of Iowa.

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All Systems Permit (No Restrictions - Street Level): Iowa

Iowa DOT GIS Services. Displays all non-restricted local road segments in the state of Iowa. Specific route information is only available once zoomed into the county leve...

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All Systems Permit (Not Reported - Street Level): Iowa

Iowa DOT GIS Services. Displays local road segments for which restriction information was not reported to the State of Iowa Department of Transportation. Specific route i...

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All Systems Permit (Restricted Routes - Street Level): Iowa

Iowa DOT GIS Services. Displays all restricted local road segments in the state of Iowa. Specific route information is only available once zoomed into the county level. C...

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Five-Year Program: 2018 Highways: Iowa

2018. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2018. To view the Program, vi...

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Five-Year Program: 2019 Highways: Iowa

2019. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2019. To view the Program, vi...

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Five-Year Program: 2020 Highways: Iowa

2020. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2020. To view the Program, vi...

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Five-Year Program: 2021 Highways: Iowa

2021. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2021. To view the Program, vi...

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Five-Year Program: 2022 Highways: Iowa

2022. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2022. To view the Program, vi...

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Scenic Byways: Iowa

Iowa DOT GIS Services. List of Iowa's Byways in the State of Iowa to include Delaware Crossing, Driftless Area, Glacial Trail, Grant Wood, Historic Hills, Iowa Valley, Ri...

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All Systems Permit (All Restricted - County Level): Iowa

Iowa DOT GIS Services. Displays counties where all county roads are restricted. Street-level restriction map can be found here: http://www.iowadot.gov/mvd/motorcarriers/s...

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All Systems Permit (No Restrictions - County Level): Iowa

Iowa DOT GIS Services. Displays counties where no county roads are restricted. Street-level restriction map can be found here: http://www.iowadot.gov/mvd/motorcarriers/sy...

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All Systems Permit (Some Restrictions - County Level): Iowa

Iowa DOT GIS Services. Displays counties where some county roads are restricted. Street-level restriction map can be found here: http://www.iowadot.gov/mvd/motorcarriers/...

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Network - Commercial and Industrial: Iowa

Iowa DOT GIS Services. Commercial and Industrial Network information for the centerline road segments in the State of Iowa.1. Purpose. It is the purpose of this section t...

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Network - Farm to Market: Iowa

Iowa DOT GIS Services. Thematic maps displaying the Farm to Market route information for the centerline road segments in the State of Iowa. Farm-to-market roads or farm-t...

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Five-Year Program: 2018 Structures: Iowa

2018. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2018. To view the Program, vi...

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Five-Year Program: 2019 Structures: Iowa

2019. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2019. To view the Program, vi...

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Five-Year Program: 2020 Structures: Iowa

2020. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2020. To view the Program, vi...

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Five-Year Program: 2021 Structures: Iowa

2021. Iowa DOT GIS Services. The Program contains the primary and interstate highway construction related investments planned for fiscal year (FY) 2021. To view the Program, vi...