Using GPS To Locate Collisions Lessons Learned Division of Traffic Accident Surveillance Section.

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 1997 - 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 ZoneState Plane Coordinate System

Lesson #7

Partner With Field Officers & Their

Agencies

http://www.kytc.state.ky.us/drvsmrt/

Lesson #8Provide Feedback To Field Officers

Lesson #9

Spotlight

Agencies That Provide Quality Data

http://docjt.jus.state.ky.us/

Lesson #10

Develop A Method Of Evaluation

CONTACT

• [email protected]

• 502-564-3020

• 501 High St., Frankfort, KY 40622

QUESTIONS???