Exiting 29 North on the Chatham exit the speed limit drops to 35mph. Then 25 mph shortly afterwards. As this road is through rolling hills, unmarked crusers can be found on the blind side of these hills working Ka band radar as drivers crest and begin their descent. Their principle roosting of late has been near the National Guard armory, but as there is a cop shop only a short distance down the road, and in the town proper this is subject to change. Suggest using a radar detector, and keep it out of sight if using this exit to pick up 57 for Martinville…