Sioux Falls, South Dakota Speed Traps
I-229
Highway Patrol will sit in the emergency access. When going Eastbound the emergency access can’t be seen because it’s elevation is low enough in that spot that it makes it hard to spot until it’s too late. When going Westbound, the 57th street bridge railings block view of officers perched in the access. but a well positioned radar detector in the your car should pick them up before it’s to late.
Minnesota Avenue near 10th Street
This is not a speed trap but is a Red Light camera. The camera faces South at the 10th Street intersection. Also a no Right on Red. Legality is being challenged on numerous issues.
Louise Avenue near 49th Street
Heading south on Louise Ave, there is no speed sign between 49th and 57th. It is 30 mph in this area but you will find a 40 mph sign just on the other side south of 57th. Patrol car is sometimes in one of the parking lots on the West side of the Louise. Sometimes a patrol car is on one of the small side streets on the East side of Louise. The East side of Louise heads down hill towards 49th.
Interstate 29 near Interstate 90 Junction
If you are heading on I-29 north, as soon as you are approaching Sioux Falls, the speed limit reduces to 65 while going uphill. When the police are out, they like to sit right at the bottom of the hill so there is absolutely no chance for you to slow down in time. It’s near the 60th St. N. exit/I-90 Junction.
4/2008
Cliff Avenue near Interstate 90
About 1 mile north of Sioux Falls on Cliff Ave. Officers parked at or near the golf course entrance with lights off. Usually seen around 2am – 4am. Speed limit is commonly thought to be 65 – it is actually 55.