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Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

This report is an archived publication and may contain dated technical, contact, and link information
Publication Number: FHWA-HRT-07-045
Date: June 2007

Applications of ISAT, Interchange Safety Analysis Tool (ISAT): User Manual

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  1. Torbic, D.J., D.W. Harwood, D.K. Gilmore, and K.R.Richard, Safety Analysis of Interchanges, Midwest Research Institute, Prepared for Federal Highway Administration under Contract No. DTFH61-05-P-00302, April 2007.
  2. American Association of State Highway and Transportation Officials (AASHTO). A Policy on Geometric Design of Highways and Streets, Washington, DC, 2004.
  3. Bauer, K. M., and D. W. Harwood, Statistical Models of Accidents on Interchange Ramps and Speed-Change Lanes, Report No. FHWA-RD-97-106, Federal Highway Administration, June 1998.
  4. Harwood, D. W., K. M. Bauer, K. R. Richard, D. K. Gilmore, B. Persaud, and C. Lyon, Development of SPFs for Safety Analyst Interim Tools—Technical Memorandum, Prepared by Midwest Research Institute for the Federal Highway Administration. September 2004.

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United States Department of Transportation - Federal Highway Administration