Maps

Links and resources

Resources

• City map updates
• Iowa 511 - road closures and conditions
• Iowa DOT linear referencing system project
• Iowa Geographic Map Server
• Secondary engineer reports

Geographic information system (GIS) and map sources

• Be Communities by Bentley®
• Bentley® engineering, computer-aided drafting and design software
• Bing Maps
• Federal Geographic Data Committee
• Google Maps
• Iowa DOT GIS website
• Iowa GeoData
• OpenStreetMap
• U.S. Geological Survey National Geospatial Program
• U.S. Geological Survey Geography: The National Map
• GISGeography.com

Transportation websites

• Federal Highway Administration
• Institute for Transportation (InTrans)
  Formerly the Center for Transportation Research and Education (CTRE)
• National Transportation Research Center