On Rte 3A also known as State Road between Exit 2 & 1 Rte 3
Depending on time of day there may be a speed trap on Rte 3A (State Rd) going north or south. Going south the speed is 50 mph until close to Cape Cod Canal when the speed is reduced to 40 mph at the bottom of a hill. Reduce your speed below 50 when at the bottom of that hill and going back up.
Going north the speed is at 50 and then reduces to 30 going into Cedarville. Don’t speed over 5mph of the limit.