The Massachusetts Department of Transportation announced several overnight ramp closures at the Interstate 90/Interstate 495 interchange in Hopkinton set to begin Sunday.

The following closures are planned, according to a recent notice:

Sunday to Monday, 11 p.m.-5 a.m. — I-495 northbound to I-90 eastbound and westbound (Exit 58).
Traffic will be detoured to Route 9 westbound (Exit 59A) in order to reverse direction onto I-495 southbound in order to access I-90 eastbound and westbound (Exit 58).

Monday to Tuesday, 11:30 p.m.-5 a.m. — I-90 westbound to I-495 northbound and southbound.
The planned detour will take drivers to Route 9 eastbound in Framingham (Exit 111) to reverse direction at Country Club Lane back to I-90 westbound.

Tuesday to Wednesday, 11:00 p.m.-5 a.m. — I-90 eastbound to I-495 northbound (Exit 106).
Drivers will be directed to take I-495 southbound to West Main Street in Hopkinton (Exit 54A) in order to reverse direction onto I-495 northbound.

Monday to Thursday, 10 p.m.-5 a.m. — I-90 westbound to I-495 northbound (Exit 106B).
Traffic will be detoured to I-495 southbound (Exit 106A) down to West Main Street toward Upton (Exit 54B) and reverse direction onto I-495 northbound.

Monday to Thursday, 11 p.m.-5 a.m. — I-495 northbound to Route 9 eastbound (Exit 59A).
Drivers will be directed to take Route 9 westbound (Exit 59B) to reverse direction back to I-495 southbound in order to access Route 9 eastbound (Exit 59A).

Appropriate signage and law enforcement details will be in place. Drivers should anticipate delays and exercise caution while traveling through work zones.

For more information on traffic conditions, drivers can visit the Mass511 website, which features travel times and real-time traffic.