Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1. Mile-Markers for System 1 Roads: Indiana, 2012

2006. Indiana Department of Transportion, Business Information and Technology Systems, GIS Mapping. MILE_MARKERS_SYSTEM1_INDOT_IN is a point shapefile that contains locations of all mile-markers on System 1 roads in Indiana, provided by personnel ...

2. Highways: Iowa, 1993

1993. Jim Giglierano, Mike Bounk, Xingzhi Chen. This coverage contains arcs representing the major primary and secondary highways in the state of Iowa. The data was originally obtained from the I...

3. System 1 Bridges: Indiana, 2012

2006. Indiana Department of Transportation, Business Information and Technology Systems, GIS Mapping. BRIDGES_SYSTEM1_INDOT_IN is a point shapefile that contains locations of all system 1 bridges in Indiana, provided by personnel of Indiana Departme...

4. Freeway Names: Detroit, Michigan, 2014

2014. Freeway Name Labels (large and small scale).

5. Highways: Indiana, 2004

2004. Indiana Department of Transportation. HIGHWAYS_INDOTMODEL is a line shapefile showing the Interstate, US, and State Highways in Indiana. This file is a subset of the Indiana Statewide T...