Bridge Closures - GLX Project

Three major bridges in Somerville will be closed during a 16-month period to facilitate GLX project construction. Beginning in March 2019, traffic detours will affect local and regional commutes. Motorists, pedestrians and bicyclists should plan accordingly.

Table of Contents

Broadway Bridge at Ball Square on the Somerville/Medford line - Vehicular Detour

Vehicular Traffic headed north/west:

  • Broadway to LEFT on Cedar St.
  • RIGHT onto Highland Aveunue
  • RIGHT onto College Avenue
  • At traffic circle, 5th exit onto Broadway

Vehicular Traffic headed south/east:

  • Broadway to traffic circle at Powder House Square
  • 3rd exit onto Warner Street
  • STRAIGHT onto Harvard Street
  • RIGHT onto Main Street
  • Continue onto Medford Street
  • LEFT on Broadway
Vehicular Detour explained in text
Broadway Bridge at Ball Square Vehicular Detour Map

Additional Resources

Broadway Bridge at Ball Square on the Somerville/Medford line - Pedestrian/Bicycle Detour

For Pedestrian / Bike Traffic headed north/west:

  • Broadway to RIGHT on Winchester Street
  • LEFT onto Harvard Street
  • LEFT onto Boston Avenue to Ball Sq

For Pedestrian / Bike Traffic headed south/east:

  • Broadway to LEFT on Boston Ave
  • RIGHT on Harvard Street
  • RIGHT on Winchester St. to Broadway
map explained in test
Broadway Pedestrian/Bike Detour Map

Additional Resources

Bus Route 80 & 89 Diversions - Broadway Bridge at Ball Square on the Somerville/Medford line

MBTA Bus Route 80 & 89 Diversions

Beginning March 2019, Broadway Bridge in Ball Square, Somerville will close for approximately 1 year due to GLX construction

Two bus routes that operate over Broadway Bridge will be affected:

  • Route 80 (Arlington Center-Lechmere)
  • Route 89, including variants 89.0 (Clarendon Hill-Sullivan) and 89.2 (Davis-Sullivan)

Routes 80 and 89 will detour around Ball Square/Broadway Bridge using minor arterials in Medford and Somerville

map explained in text
Route 80 Detour Map
map explained in text
Route 89 Detour Map

Additional Resources

Washington Street Underpass East Somerville - Vehicular Detour

For Vehicular Traffic headed east:

  • Washington Street to LEFT on McGrath Highway
  • RIGHT on Broadway
  • Continue onto Maffa Way to Sullivan Square

For Vehicular Traffic headed west:

  • At Sullivan Square traffic circle, take exit for Main Street
  • Continue on Mystic Avenue
  • LEFT onto Lombardi Street
  • 2nd RIGHT onto Broadway
  • LEFT onto McGrath Highway
  • Right onto Washington Street
map explained in text
Washington Street Vehicular Detour Map

Additional Resources

Washington Street Underpass East Somerville - Pedestrian/Bicycle Detour

For Pedestrian / Bike Traffic headed east:

  • Washington Street to LEFT on McGrath Highway
  • (Peds) Right on Cross St.
  • (Bikes) Right on Alston St. to RIGHT on Cross St.
  • RIGHT on Tufts St. to Washington St.

For Pedestrian / Bike Traffic headed west:

  • Washington Street to RIGHT on Tufts Street
  • LEFT on Cross Street
  • (Peds) LEFT on McGrath Highway
  • (Bikes) LEFT on Alston St. to McGrath Highway
map explained in text
Washington Street Pedestrian/Bike Detour Map

Additional Resources

Bus Route 86, 91, & CT2 Diversions - Washington Street Underpass

Route 86, 91, & CT2 Diversions

Beginning Spring 2019, Washington Street Bridge in East Somerville, will close for approximately nine months, then again during the 2020 construction season due to GLX construction

Three bus routes that operate under the Lowell Line / Washington St Bridge will be affected:

  • (Sullivan Station – Reservoir Station)
  • Route 91 (Sullivan Station – Central Square)
  • Route CT2 (Sullivan Station – RugglesStation)
map explained in text
Bus Routes 86, 91 and CT2 Detour Map

Additional Resources

Medford St. Bridge at Gilman Square - Vehicular Detour

For Vehicular Traffic headed north/west:

  • Bear RIGHT on McGrath Highway at Medford Street
  • LEFT on Pearl Street
  • RIGHT on Medford Street

For Vehicular Traffic headed south/east:

  • From Medford Street, bear LEFT on Pearl Street
  • RIGHT on McGrath Highway
  • Continue on McGrath Highway
image explained in text
Medford St. Bridge at Gilman Square Vehicular Detour Map

Additional Resources

Medford St. Bridge at Gilman Square - Pedestrian/Bicycle Detour

For Pedestrian / Bike Traffic headed south / east

  • (Peds) Medford St. to LEFT on Pearl - RIGHT on Walnut St.-LEFT on Medford St.
  • (Bikes) Medford St. to RIGHT on School St. – LEFT on Highland St. to points south / west

For Pedestrian / Bike Traffic headed north / west

  • (Peds & Bikes) Medford St. to RIGHT on Walnut St.
  • (Peds & Bikes) LEFT on Pearl St.
  • (Peds & Bikes) Slight RIGHT on Medford St.
map explained in text
Medford St. Bridge at Gilman Square - Pedestrian/Bicycle Detour Map

Additional Resources

Contact

Phone

Construction Hotline (855) 459-4636

24/7 Coverage

Online

Green Line Extension inquiries info@glxinfo.com

Address

200 Inner Belt Road
Somerville, MA 02143
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