AMP: 113 Location: SR 366 and US-191, Swift Trail Jct, Graham Cty Reassurance shield as 366 begins and we leave the Swift Trail Junction area. The road has a 55 mile an hour speed limit about as far as you can see in the distance, and then drops to 40 and 25 as it heads … Continue reading State Route 366, US-191 to NF-803