More than 2.2 million police-reported motor vehicle crashes in the United States in 2009 occurred at intersections or were intersection related, accounting for about 41 percent of all police-reported crashes.
In a single day, more than 88,000 vehicles illegally passed stopped school buses in 28 states in 2012, a 14.7% increase from 2011.
An NJDOT report showed in one year, right-angle crashes diminished 15% at 24 New Jersey intersections, and decreased 86% in two years at older locations.
The single greatest commonality among 73 Florida communities with red-light safety cameras is fewer traffic crashes. 2012 Florida Department of Highway Safety and Motor Vehicles report.
An evaluation in Texas showed a 27% reduction in the number of red light related crashes for the treatment intersections over a 2 year group period.