The closures are part of the Transform 66 Outside the Beltway Project and they are happening at the following interchanges.
Through Friday, the ramp from I-66 East to Interstate 495 North will be closed from 10 p.m. to 5 p.m. for bridge work. Traffic will be directed to I-495 South, exit to Route 50 (Arlington Boulevard) East, stay to the right to Fairview Park, take the left fork to Fairview Park North, bear left at the traffic signal, then stay to the right following signs to I-495 North.
Through Friday, the ramp from I-495 North to I-66 East will be closed from 10 p.m. to 5 a.m. for overhead bridge work. Traffic will be directed to continue north to Route 7 (Leesburg Pike) East, travel about one mile, then follow signs to I-66 East.
The ramp from I-495 North to I-66 West will also be closed from 10 p.m. to 5 a.m. for overhead bridge work. Traffic will be directed to continue north to Route 7 West, stay to the right to I-495 South, then follow signs to I-66 West.
Through Thursday, the ramp from Route 28 South to I-66 West will be closed from midnight to 4 a.m. for overhead bridge work. Traffic will be directed farther south to Route 29 (Lee Highway) South, then follow signs to I-66 West.
And through Friday, I-66 West will close at Route 28 to allow of installation of bridge beams for a new Route 28 South Bridge over I-66.
While that portion of the roadway is closed, traffic will be rerouted through Route 28 North, Westfields Boulevard, and Route 28 South to return to I-66 West.
One lane will be closed from 9 p.m. to 6 a.m. Between 11 p.m. to 4:30 a.m., all westbound lanes will be closed at Route 28. All traffic will be directed to exit to Route 28 North, continue north to the Westfields Boulevard West exit, stay to the right to Route 28 South, then follow signs to I-66 West.
Drivers traveling to Route 28 South will follow the same detour route. The ramp to Braddock Road/Walney Road from I-66 West will remain open.
At Route 28 South at I-66, the left lane will be closed from 9 p.m. to 5 a.m.
Drivers traveling on I-66 West during this time should expect delays and consider using alternate routes.
All work is weather dependent and may be rescheduled if inclement conditions occur.