They still increase the safety by limiting the speed in for example an exposed intersection. On the other hand you can go the average speed route instead. htt

They still increase the safety by limiting the speed in for example an exposed intersection. On the other hand you can go the average speed route instead. https://en.wikipedia.org/wiki/Speed_limit_enforcement#Average_speed_measurement https://en.wikipedia.org/wiki/Speed_limit_enforcement#Averag...