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Objectives

Michigan’s View A State Perspective Presentation to TRB Session 356 - January 22, 2007 Larry E. Tibbits , P.E. Objectives. Data provided to study Products realized Future participation Observations. usRAP Objectives.

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Objectives

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  1. Michigan’s ViewA State PerspectivePresentation to TRBSession 356 - January 22, 2007Larry E. Tibbits, P.E.

  2. Objectives • Data provided to study • Products realized • Future participation • Observations

  3. usRAP Objectives • Reduce death and serious injury on U.S. roads which can be addressed by practical road improvement measures • Ensure that assessment of risk lies at the heart of strategic road improvement decisions

  4. Data Statewide System: • Crash data for 2000 - 2004 State Trunkline System: • Road type (i.e., two-lane, multilane undivided, multilane divided, freeway) • Section length • Traffic volume

  5. Local Data Two Michigan Counties: • Crash and road data as noted above • Sampling of data for RPS ratings This data allowed the research team to develop the following statewide risk maps

  6. What’s Next • Include 2005 crash data to generate new maps • Participate in field reviews of “black roads” with Midwest Research Institute • Develop additional maps • Furnish safety project information to facilitate “performance tracking”

  7. Value to a State DOT • Help highway safety professionals focus on troublesome segments • Communicate opportunities to improve safety • Improve communications with the public

  8. Observations • Was this a worthwhile exercise? • Would we recommend that other states participate in usRAP?

  9. Michigan Contacts Dale R. Lighthizer, P.E. Michigan Department of Transportation P.O. Box 30050 Lansing, Michigan 48909 Phone: 517-373-2334 E-mail: lighthizerd@michigan.gov Larry E. Tibbits, P.E. Telephone: 517-373-4656 E-mail: tibbitsl@michigan.gov

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