Since the state in it’s infinite ignorance changed HYW 164 from a 2 lane, 55 mph to a 4 lane divided they dropped the speed limit to 45 mph. Now Waukesha County increases it’s income along this entire stretch. You can find them night and day in the medians, on the shoulders, dead end turnouts, and subdivision drives. If you see one don’t assume you won’t find another farther down the road laying in wait.