When the East Main Street on-ramp to Route 15 SB is closed, the detour route is as follows, with a graphic below. Please check the weekly update to find out if this ramp will be closed.
- Continue on I-91 SB
- Exit 15 to Route 68 Durham/Yalesville
- Right at the bottom of the ramp onto Route 68
- Stay on Route 68 for two miles
- Right onto ramp to Route 5 & Route 15
- Right onto Route 5
- Left onto ramp for Route 15 SB

