Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1.
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Streets - Highway Districts: Philadelphia, Pennsylvania

2016. This layer delineates the six districts of the Highway Division of the City of Philadelphia Streets Department.

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Streets - Highway Subsections: Philadephia, Pennsylvania

2016. This layer delineates the 703 subsections of the Highway Division of the City of Philadelphia Streets Department.

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Streets - Highway Sections: Philadephia, Pennsylvania

2016. This layer delineates the fifty-six sections of the Highway Division of the City of Philadelphia Streets Department. Sections can be aggregated int...

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Streets - Highway Districts arc: Philadephia, Pennsylvania

2016. This layer delineates the six districts of the Highway Division of the City of Philadelphia Streets Department.

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Roads: Minnesota, 2012

Roads: Minnesota, 2012

2012. Minnesota Department of Transportation. This dataset represents road centerlines for all public roads within the state of Minnesota. The roads are broken from intersection to intersection...

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Road Centerlines - Local and Other Roads: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.Road Centerlines data consists of linear features which r...

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Interstate Highways: Washington, D.C.

2015. City of Washington, DC. Street Centerline Segments. A single line representing each street in the District, segmented at major blocks to preserve geocoding integrity. They...

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Road Centerlines - Interstates: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.Road Centerlines data consists of linear features which r...

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Road Centerlines - Routes: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.Road Centerlines data consists of linear features which r...

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Primary Roads: Prince George's County, Maryland

The Maryland-National Capital Park & Planning Commission. All highways and major roads of Prince George's County, Maryland.

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Allegheny National Forest Major Road: Pennsylvania

2006. United States Department of Agriculture. Includes major paved roads/highways which lie within or in close proximity to the Allegheny National Forest (ANF).

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Road Centerlines - Us Routes: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.Road Centerlines data consists of linear features which r...

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Street names: Minnesota

2018-07-11. Minnesota Department of Transportation. Street name is the common name given to a piece of roadway. It usually matches the signed roadway name. Only county roads, state aid routes, and hi...

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Road Related Structures: Minnesota

2018-07-11. Minnesota Department of Transportation. Reference posts (often called Mile Post or Mile Markers) are green numbered signs along the side of a highway roughly a mile apart for traveler ref...

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National Highway System: Washington, D.C.

2015. City of Washington, DC. Streets designated as part of the National Highway System (NHS).

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Road Resurfacing Management System: Howard County, Maryland, 2013

Road Resurfacing Management System: Howard County, Maryland, 2013

2013. FY 13 Road Resurfacing Management System maintained by Howard County Highways Bureau. This is a yearly inventory of road condition and needed repair.

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Road Resurfacing Management System: Howard County, Maryland, 2014

Road Resurfacing Management System: Howard County, Maryland, 2014

2014. FY 14 Road Resurfacing Management System maintained by Howard County Highways Bureau. This is a yearly inventory of road condition and needed repair.

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Road Centerlines: Hennepin County, Minnesota

2015. Hennepin County. This dataset contains the street centerlines of roadways in Hennepin County in the Metro Regional Centerline (MRCC) standard format. It is primaril...

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Highway Mile Markers, Historic: Howard County, Maryland

Highway Mile Markers, Historic: Howard County, Maryland

Historic Mile Markers captured using a GPS. Include visible historic markers on Frederick Road, Clarksville Pike, Old Frederick Road and one in Mou...

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Street Centerlines: Allegheny County, Pennsylvania

2018. Allegheny County Division of Computer Services Geographic Information Systems Group. This dataset contains street centerlines for vehicular and foot traffic in Allegheny County. Street Centerlines are classified as Primary Road, Sec...