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hsis  -  highway safety information system Turner-Fairbank Highway Research Center
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What is HSIS?
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The Highway Safety Information System is a multi-state database that contains crash, roadway inventory, and traffic volume data for a select group of States. The HSIS is operated by the University of North Carolina Highway Safety Research Center (HSRC) and LENDIS Corporation, under contract with FHWA.

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State Data

The participating States were selected based on the quality of data
available, and their ability to merge data from the various files.
Click on map below for more information..

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California
Minnesota
Illinois
North Carolina
Maine
Ohio
Michigan
Utah
      Washington

California Washington Utah Minnesota Illinois Michigan Ohio Maine North Carolina
 



  summary report

Effects of a Towaway Reporting Threshold on Crash Analysis Results:
download report ->

Safety Effects of Using Narrow Lanes and Shoulder-Use Lanes to Increase the Capacity of Urban Freeways:
download report ->



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  guidebooks New Guidebooks now avaliable online for California, Maine, Minnesota and Utah.
view guidebooks ->


  FOR INUIRIES CONTACT:
Michael S. Griffith
Turner-Fairbank Highway Research Center
6300 Georgetown Pike, HRDS-06
McLean, VA 22101
Phone: (202) 493-3316
Fax: (202) 493-3417
E-mail: mike.griffith@fhwa.dot.gov


hsis FOR INQUIRIES CONTACT:
Carol Tan, Turner-Fairbank Highway Research Center, 6300 Georgetown Pike, HRDS-06, McLean, VA 22101 Phone: (202) 493-3315, Fax: (202) 493-3374, E-mail: carol.tan@fhwa.dot.gov


United States Department of Transportation Federal Highway Administration