Massachusetts Route 3A

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Route 3A
Length: 97[1] mi (156 km)
Formed: 1926
South end: Route 3 in Plymouth
Major
junctions:
US 44 in Plymouth
Route 53 in Kingston
Route 53 in Quincy
I-93/US 1/Route 3/Route 203 in Boston
I-90 in Boston
I-95/US 3/Route 128 in Burlington
Lowell Connector in Lowell
Route 110 in Lowell
Route 113 in Tyngsborough
North end: Route 3A in Hudson
Massachusetts State Highway Routes
< Route 3 Route 4 >

Route 3A is a state highway in eastern Massachusetts, which parallels Route 3 and U.S. Route 3 from Cedarville in southern Plymouth to Tyngsborough at the New Hampshire state line.

Route 3A has two major posted segments, separated by a lengthy concurrency with Route 3 and US 3.

Contents

[edit] Plymouth to Neponset

This segment parallels Route 3 from Cedarville in southern Plymouth to Neponset in the Dorchester area of Boston. Towns and cities that Route 3A traverse along its path include Plymouth, Kingston, Duxbury, Marshfield, Scituate, Cohasset, Hingham, Weymouth and Quincy.

[edit] Neponset to Burlington

This segment is concurrent with Route 3 (to Cambridge) and then U.S. Route 3 (from Cambridge to Burlington). As as 'A' route concurrent with its parents, this segment is not posted.

[edit] Burlington to Tyngsborough

This segment parallels U.S. Route 3 from Interstate 95 (Route 128) in Burlington to the New Hampshire state line, where it continues as Route 3A. The part south of Route 113 in Tyngsborough is former US 3.

[edit] References

  1. ^ Executive Office of Transportation, Office of Transportation Planning - 2005 Road Inventory


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