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Module 4-41
Use research and appropriate methods for selecting effective countermeasures and targeting diverse cultural and geographic populations.
Countermeasure Selection
Module 4-42
Major Topics
Site/Road Segment Review Methods
Countermeasure Selection Resources
Tools for Countermeasure Comparisons
Market Research
Module 4-43
Site/Road Segment Review Methods
Engineering Studies
Road Safety Audits
Road Safety Audit Reviews
Low Cost Safety Improvements
Module 4-44
NCHRP 500 Series Guidebooks
Module 4-45
NCHRP 501
Integrated Management Process to Reduce Highway Injuries and Fatalities Statewide
Data collection to plan development
• Review highway safety information
• Establish emphasis area goals
• Develop objectives, strategies and preliminary action plans to address emphasis areas
• Determine appropriate combinations of countermeasures for emphasis areas
• Develop action plans
• Implement actions plans and evaluate performance
Module 4-46
Countermeasures That Work
Module 4-47
Suggested Countermeasures (2006)
Remove sight distance obstructions
Add or change turn lanes
Improve design of acceleration/deceleration lanes
Add illumination
Use median barriers
Recognize ability of pedestrians to cross street
Improve superelevation
Improve drainage
Modify road shoulder and lane widths
Manage/consolidate number of driveway access points
Realign approaches
Module 4-48
Suggested Countermeasures (2008)
Road safety audits
Rumble strips and rumble stripes
Median barriers
Safety edge
Roundabouts
Left and right turn lanes at stop-controlled intersections
Yellow and all red change intervals at traffic signals
Median and pedestrian refuge areas in urban and suburban areas
Walkways
Module 4-49
Accident Modification Factors
crashes ofnumber in theReduction 1AMF
crashes ofnumber in the Increase 1AMF
surecountermea a without crashes ofnumber Expected
surecountermea a with crashes ofnumber ExpectedAMF
Module 4-410
AMF Weaknesses
Isolating specific treatments or populations
Time
Money
Expertise
Other
Module 4-411
Tools and Resources
The Interactive Highway Safety Design Model
NCHRP Report 500
SafetyAnalyst
NCHRP Report 617
NCHRP Report 622
Module 4-412
Market Research for Targeting Countermeasures
Identifying sub-population characteristics
Easing language barriers
Customizing campaigns and programs
Module 4-413
Market Research Techniques
Focus groups
Surveys
Observational studies
Module 4-414
It Takes A Community
Module 4-4
Texting video – 10 min.
http://www.youtube.com/watch?v=zqvX_vUWZkY
15
Module 4-416
Review
Site/Road Segment Review Methods
Countermeasure Selection Resources
Tools for Countermeasure Comparisons
Market Research
Module 4-4
Exercise #7 Market Research
17
