Publications
FHWA Desktop Reference for Crash Reduction Factors
http://safety.fhwa.dot.gov/tools/crf/resources/fhwasa08011/
Issue Brief: Traffic Signals
http://safety.fhwa.dot.gov/tools/crf/briefs/trafficsigissue.php
Issue Brief: Toolbox of Countermeasures and Their Potential Effectiveness for Intersection Crashes
http://safety.fhwa.dot.gov/tools/crf/briefs/interissuebrief.php
Issue Brief: Toolbox of Countermeasures and Their Potential Effectiveness for Pedestrian Crashes
http://safety.fhwa.dot.gov/tools/crf/briefs/pedissuebrief.php
Issue Brief: Toolbox of Countermeasures and Their Potential Effectiveness for Roadway Departure Crashes
http://safety.fhwa.dot.gov/tools/crf/briefs/rdwydepartissue.php
National Cooperative Highway Research Program (NCHRP) Report 617: Accident Modification Factors for Traffic Engineering and ITS Improvements
http://www.trb.org/news/blurb_detail.asp?ID=8965
Research Results Digest 299-Crash Reduction Factors for Traffic Engineering and Intelligent Transportation System (ITS) Improvements: State-of-Knowledge Report
http://www.trb.org/news/blurb_detail.asp?ID=5636
NCHRP Report 500: Guidance for Implementation of the AASHTO Strategic Highway Safety Plan
http://safety.transportation.org/guides.aspx