Using GPS To Locate Collisions Lessons Learned Division of Traffic Accident Surveillance Section
Boyd T. Sigler Manager, KYTC Accident Surveillance Section 26+ Years in Traffic Records Data Usage and Highway Safety Coordination Former Cabinet Highway Safety Coordinator, KYTC Chair, Traffic & Safety Research Advisory Committee Board of Directors, Kentucky CODES Project Instructor - Kentucky Department of Criminal Justice Training - Eastern Kentucky University Contributing writer - Kentucky Law Enforcement News
Background Kentucky Uses Route-Milepoint for Location Milepoint Data on Collision Report Inconsistent/Inaccurate Technology Grant Received In KYTC Requests Exploration of GPS Selective Availability Removed Hand-held GPS Receivers Became More Affordable and More Accurate
Background KYTC Worked With FHWA To Secure Funding - $900,000 HES Funds Team of Enforcement, Engineering, GIS Purchased GPS Receivers Train-The-Trainer Session and Receiver Distribution Started Reporting on Collision Reports January 2002
Lesson #1 Partner With All Necessary Agencies From The Beginning Enforcement - State & Local Transportation Engineering Staff GIS & Mapping Staff
Distribution & Training
Lesson #2 Make Sure That The Training Is Conducted By Knowledgeable Individuals Make Sure That The Correct Individuals Are On-Hand To Be Trained
GPS UNITS Provided To State & Local Enforcement At No Cost To The Agencies
Lesson #3 Do A Thorough Check Of Enforcement Agency Resources Even Though It Requires More Time
Lesson #4 Prepare Collision Report Form For Use With GPS
GPS Coordinates
Lesson #5 Use Data Edit Checks For Coordinates Make Certain They Are In Place Before Data Entry Begins
Statewide View Before Edits
Full Extent View Before Edits 76,000 Crashes - January 1-June 30, 2002
Full Extent View After Edits 41,000 Crashes - October 1 - December 31, 2002
Lesson #6 Allow For Various Mapping Changes
Kentucky Single Zone State Plane Coordinate System
Lesson #7 Partner With Field Officers & Their Agencies
Lesson #8 Provide Feedback To Field Officers
Lesson #9 Spotlight Agencies That Provide Quality Data
Lesson #10 Develop A Method Of Evaluation
CONTACT High St., Frankfort, KY 40622
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