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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 multistate 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..

united states map
California
 Minnesota
Illinois
 North Carolina
Maine
 Ohio
Michigan
 Utah
      Washington

California Utah Minnesota Illinois Michigan Ohio Maine North Carolina Washington
 



  summary reports

Safety Effects of Using Narrow Lanes and Shoulder-Use Lanes to Increase the Capacity of Urban Freeways:
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  guidebooks New guidebooks now avaliable online for California, Illinois, Maine, Michigan, Minnesota, North Carolina, Ohio, and Utah.
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  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