Traffic Tangles: Overnight Delays on Beltway, Toll Road

Plan your commute this week around the latest projects that could interrupt your route.

Closures are between 9:30 p.m. and 5 a.m. unless otherwise noted.

Dulles Corridor Metrorail Project

• I-495 south from Lewinsville Road overpass to Exit 46, Chain Bridge Road (Route 123): Three left lanes closed Sunday-Friday nights for striping and bridge work. Expect intermittent full road closures of up to 30 minutes after midnight.
• Leesburg Pike (Route 7) west at Gosnell Road: Left turn lane closed Sunday-Friday nights for crane work.
• Leesburg Pike (Route 7) west at Westpark Drive: Left lane closed Sunday-Friday nights for crane work.
• Leesburg Pike (Route 7) east from Spring Hill Road to Gosnell Road: Two right lanes closed Sunday-Friday nights for utility work.
• Leesburg Pike (Route 7) east at Westpark Drive: Left turn lanes closed Sunday-Friday nights for crane work. Traffic will be directed to follow posted detour.
• Chain Bridge Road (Route 123) south to I-495 south: Ramp closed Sunday-Friday nights for bridge work. Traffic will be directed to continue south, make a left onto International Drive south, make a left onto Leesburg Pike (Route 7) east and follow signs to I-495 south.
• Dolley Madison Boulevard (Route 123) south from Capital One Drive to I-495: Right lane closed Sunday-Friday nights will close for bridge work.
• Gosnell Road north at Leesburg Pike (Route 7): Left turn lane closed Monday-Friday nights for crane work.
• Westpark Drive west at Leesburg Pike (Route 7): Road closed Monday-Friday nights for crane work. Traffic will be directed to follow posted detour signs.
• Expect daytime delays in the Tysons Corner area along the Dulles Connector Road (Route 267), Leesburg Pike (Route 7) and Dolley Madison Blvd. (Route 123). Between 9:30 a.m. and 3:30 p.m.

I-495 Hot Lanes Project

• I-495 south to Exit 45B, Dulles Connector Road (Route 267) east: Ramp closed Monday and Tuesday nights for overhang work. Traffic will be directed to continue south to Exit 46B, Chain Bridge Road (Route 123) north and follow signs to Dulles Connector Road (Route 267) east.
• I-495 north and south at Lewinsville Road overpass: Three lanes closed Thursday-Saturday nights for utility work. Expect intermittent full road closures of up to 30 minutes after midnight.
• Dulles International Airport Access Hwy. west at I-495: Road closed Monday and Tuesday nights for bridge overhang work. Traffic will be directed to the Dulles Toll Road (Route 267) west. Motorists will not be tolled.
• Dulles Toll Road (Route 267) east at Spring Hill Road: Two lanes closed Monday and Tuesday nights for overhead sign installation. Expect intermittent full road closures of up to 30 minutes after midnight.
• Dulles Toll Road (Route 267) east at I-495: Single left lane closed Monday and Tuesday nights for bridge overhang work. Traffic will be directed to take I-495 south to Exit 46B, Chain Bridge Road (Route 123) north and follow signs to Dulles Connector Road (Route 267) east.
• I-495 south from Exit 46, Chain Bridge Road (Route 123) to Exit 47, Leesburg Pike (Route 7): Three left lane closed Wednesday and Thursday nights for overhang removal and fence work.
• I-495 south at Exit 47, Leesburg Pike (Route 7): Left lane closed Monday and Tuesday nights for utility work.
• I-495 north at Exit 47, Leesburg Pike (Route 7): Three left lanes closed Monday-Thursday nights for overhead sign work. Expect intermittent full road closures of up to 30 minutes after midnight.
• I-495 north to Exit 47A, Leesburg Pike (Route 7) west: Ramp closed Monday-Thursday nights for steel beam erection. Traffic will be directed to take Exit 47B, Leesburg Pike (Route 7) east, stay to the left and make a U-turn at George Marshall Dr. onto Leesburg Pike (Route 7) west.
• Leesburg Pike (Route 7) east at I-495: Intermittent full road closures of up to 30 minutes after midnight Monday-Thursday nights for steel beam erection.
• Leesburg Pike (Route 7) east to I-495 north: Ramp closed Monday-Thursday nights for steel beam erection. Traffic will be directed to continue east, make a U-turn at George Marshall Drive onto Leesburg Pike (Route 7) west and follow signs to I-495 north.
• I-495 south from Oak Street overpass to Lee Hwy. (Route 29) overpass: Four lanes of five closed Sunday-Saturday nights for road work. Expect intermittent full road closures of up to 30 minutes after midnight.
• I-495 north to Exit 49B, I-66 east: Ramp closed Sunday-Saturday nights for roadwork. Traffic continuing to I-66 east will be directed to take Exit 49, I-66 west to Exit 62, Nutley Street south, stay to the right and follow signs to I-66 east.
• I-495 north from Lee Highway (Route 29) overpass to Idylwood Road overpass: Four lanes of five closed Sunday- Saturday nights for bridge painting. Expect intermittent full road closures of up to 30 minutes after midnight.
• I-66 west to I-495 south: Ramp closed Sunday-Saturday nights for bridge demolition and road work. Traffic will be directed to continue west, take Exit 62, Nutley Street south, stay to the right, follow signs to I-66 east and then signs to I-495 south.
• I-66 east HOV (left exit) OR general purpose (right exits) ramp to I-495 north or south- Ramp closed Sunday-Saturday nights for bridge construction. Traffic will be directed to use the I-66 east HOV (left exit) to general purpose (right exits) to access I-495.
• I-66 east from Cedar Lane overpass to I-495: Two right lanes closed Sunday-Saturday nights for overhead sign installation. Expect intermittent full road closures of up to 30 minutes after midnight.
• Lee Hwy. (Route 29) north or south at I-495: Road closed Sunday-Saturday nights for paving. Traffic will be directed to use a single lane of either Lee Highway (Route 29) north or south.
• I-495 north at Exit 50, Arlington Boulevard (Route 50): Three right lanes closed Monday-Friday nights for traffic shift. Expect intermittent full road closures of up to 30 minutes after midnight.
• I-495 north to Exit 50A, Arlington Boulevard (Route 50) west: Ramp closed Monday-Friday nights for overhead sign installation. Traffic will be directed to take Exit 51, Gallows Road (Route 650) west and follow signs to Arlington Boulevard (Route 50) west.