Geospatial Technologies

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GIS Update

Check out our newly updated Open Data site.

About GIS

Geospatial technologies and information at Iowa DOT encompasses many disciplines, from linear referencing to remote sensing. Iowa DOT uses Oracle Spatial to store most geospatial data. Using database central software neutral approach Iowa DOT has the flexibility in development of geospatial systems. Iowa DOT leverages other software vendor's technologies; Intergraph GeoMedia, ArcGIS Server, Quick Terrain Modeler, Geocortex Essentials to name a few.

Iowa's LRS gives the ability to locate with many methods, like mile point, and translate from one method to another. The LRS also stores accurate traveled way centerlines of over 114,000 miles of public road.