Detour update -- Monday, July 17 a.m. and p.m. commutes

These are the proposed detour routes for Logan Airport and East Boston, updated in light of the closure of I-93 access from the westbound Ted Williams Tunnel. Word this morning is that the detours to I-93 southbound from Exit 25 on the South Boston Waterfront were flowing fairly smoothly, with State police moving traffic through blinking traffic lights.

FROM INSIDE ROUTE 128

From the South to Logan Airport and East Boston:
Take either Exit 23 or Exit 26 and follow I-90 east/Airport detour message boards to access Logan Airport and East Boston through the Callahan Tunnel.

From the North to Logan Airport and East Boston:
No detours.

From the West to Logan Airport and East Boston:
Take Exit 24B to I-93 North and use either Exit 23 or Exit 26. Follow the I-90 East/Airport detour signs to access Logan Airport and East Boston through the Callahan Tunnel.
An alternate I-90 Eastbound route is to use Exit 18 (Allston/Cambridge) to Storrow Drive and follow I-93 South to Exit 24B (Airport).

From Logan Airport/1A to I-90 W and I-93 N&S:
The ramp in South Boston to I-93 North and South is closed and detoured until further notice. Motorists from I-90 West/The Ted Williams Tunnel must take Exit 25 to South Boston surface streets.

To access I-90 West and I-93 South, take a left on Congress Street, left on West Service Road and right onto the South Boston Bypass Road. To I-93 South take a left onto southbound Frontage Road to the I-93 South on-ramp. To I-90 West take a right onto northbound Frontage Road to the I-90 West on-ramp.

To access I-93 North take a left on Congress Street, right on East Service Road, left on Seaport Blvd. to the I-93 North on-ramp to Atlantic Avenue.

OUTSIDE ROUTE 128

To Logan Airport and East Boston:
Seek alternate routes including I-95 (Route 128) North to I-93 South to Exit 24B (Airport).

To South Boston Waterfront/Convention Center:

From the West:
Take I-90 East to Exit 24A (South Station). Go straight onto Atlantic Avenue. Turn Right onto Summer Street. Continue to the Convention Center and South Boston.

From the South:
Take I-93 North to Exit 18. At the second traffic signal take a right onto the South Boston Bypass Road. Follow directions below:

To the Convention Center: Take a right at the first traffic signal on Bypass Road onto Cypher Street. Take a left onto D Street to Summer Street and the Convention Center.

To Congress Street: Take a left at the second signal (a flashing yellow signal) on Bypass Road onto West Service Road. Follow signs to Congress Street.

To Northern Avenue/Bank of America Pavilion: At the end of the Bypass Road continue straight onto the Massport Haul Road to Northern Avenue.

Leaving the South Boston Waterfront Area:
Ramp Access Closure: Access to the on-ramp from South Boston to I-93 North and South

Access to the on-ramp from South Boston at Congress and B Streets to I-93 North and South is closed and detoured until further notice.

Motorists are being detoured via Congress Street, to West Service Road to the South Boston Bypass Road to access I-93 North and South.