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US State: Pennsylvania
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Crash Modification Factors for High-Tension Cable Median Barriers in Pennsylvania
Pennsylvania
High-tension cable median barriers reduced cross-median crashes by up to 83%.
Report
Press Release
Local News Article
AASHTO Case Study
Crash Modification Factors for High Friction Surface Treatments in Pennsylvania
Pennsylvania
High Friction Surface Treatments (HFST) reduced crash frequency by 30% to 76% at curves and intersections.
HFST Webpage
Video
AASHTO Case Study
Work Zone Speed Safety Cameras
Pennsylvania
The Pennsylvania Department of Transportation (PennDOT) noted a marked reduction in excessive speeding since adding speed safety cameras to work zones
Work Zone Speed Safety Camera Program
Press Release and Photos
AASHTO Journal Article
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