1. Aerial view of Missouri Boulevard, Jefferson City. Five-Lane With Two-Way Left- Turn Lane and High Driveway Density. Missouri Boulevard Ground Level View--Strip Commercial Land Use and High Traffic Volume. Left-Turn and Right Turn Crashes Missouri DOT District 5, 1997-1999 Identification of Access Management Problem Corridors With Missouri Department of Transportation Crash Data and USGS Land Cover Data Overlay

2. Using GIS Crash Data To Identify Access Management Priority Corridors: Manchester Road (Missouri Hwy. 100) City of Ballwin City of Manchester Highway 100: Manchester Road

3. Using GIS Crash Data To Visualize Access Management Problems Example Corridor: US 6 (Euclid/Douglas Avenues) In Des Moines, Iowa On relatively well- managed portion of corridor to the West (far left-hand side of map)-- few mid-block crashes, intersection crashes are the majority On less-managed portions of corridor (center and right-hand side of map)--mid-block crashes are much more common Height of stacked bars reflects the number of crashes at locations along US 6 in 1996 Crash locations on other routes are shown as green dots Des Moines River Bridge (No Access )