1. Officer Description of Crash DOT Entry of Crash Data Convert Location Information to Link / Node Paper Node Maps High Potential for Error Cumbersome / Obsolete How is a crash located? Location Vehicle Driver / Injury Information

2. Location Component of Officer’s Report

3. Sample from Node Map Sample Location Worksheet

4. Advantage Safety Location Tool Central Database Courts Iowa DOT Other Agencies What is being done to improve this process?

5. Objective Software ESRI MapObjects Microsoft Visual Basic Arcview Shape Files Iowa DOT Geomedia/Oracle The Crash Location Tool Easy to Use Improve Accuracy and Efficiency of Current Scheme Compatible with Advantage Safety

6. User Interface Buttons Main Map Window Coordinate Information The Location Tool Window

7. Crash Locate Tool Pan Map Zoom In/Out Previous View View Entire Map The User Interface Buttons

8. GPS Coordinate FinderMilepost FinderCity Finder Location Finding Tools

9. Milepost Marker Nevada Corporate Limits Fictitious Crash Location Typical Methodology for Crash Location Step 1 - Zoom In to Scene

10. Snap Location Typical Methodology for Crash Location Step 2 - Locate Specific Location

11. Regional Patrol Post Testing Additional Enhancements Adapt to Locate Other Incidents Street / Intersection Finder Stand-Alone Version GIS Coverage Automation Further GPS Integration What is next for the Location Tool?