re los angeles freeway traffic reports while driving through the middle of nowhere i picked up knbr am a clear channel station based in los angeles they had an ad claiming that they were able to get traffic flow information from all of the thousands of traffic sensors that caltrans has placed under the pavement does caltrans sell this info does knbr have an exclusive what s the deal doug former l a commuter claar you were right the second time it is knx believe it or not i also listen to knx in the evenings here in colorado it s kind of fun driving through the country listening to traffic jams on the back to your original question yes there are sensors just past every on ramp and off ramp on the freeways they re the same sensors used at most stoplights now coils in the pavement you might want to give caltrans a call or even ask bill keene knx s traffic reporter i doubt if just anyone can get the information but it would be worth asking just in case you can get it charlie brett former la commuter ft collins co
