495 Express Lanes: I-66 West at I-495 Weekend Closures Planned Friday, August 24 through Monday, August 27
Crews will close multiple lanes of I-66 west at the Capital Beltway this weekend from 9 p.m. Friday, August 24, through 5 a.m. Monday, August 27. Crews will be performing demolition, excavation, paving and roadway markings. All closures are weather dependent.
One of two lanes on the exit ramps from both I-495 north and south to Exit 49, to I-66 west will also be closed Friday night through Sunday night. The I-495 southbound ramp to I-66 west will close completely Sunday night at 9:30 p.m. Traffic will be directed to continue south to Exit 52B, Little River Tpk. (Route 236) east, follow signs to I-495 north and take Exit 49, I-66 west.
All lanes and ramps will reopen by 5 a.m. Monday morning, August 27.
Motorists can expect 30 minute delays and are strongly urged to use an alternate route during the weekend construction.
The below links provide a look at the four phases of weekend construction.
Phase 1 - Friday 9 p.m. to Saturday 9 a.m. and Saturday 9 p.m. to Sunday 10 a.m.