Middlesex County

Aiken Street Bridge   [Map · Street View]
Five-span lenticular through truss bridge over Merrimack River on Aiken Street in Lowell
Open to traffic
Built 1883 by the Berlin Iron Bridge Co.; Rehabilitated 1998
Alewife Station Access Road Underpass   [Map]
Deck arch bridge over Alewife Station Access Road on US 3 (Alewife Brook Parkway)
Open to traffic
Built 1984
Anderson Memorial Bridge   [Map · Street View]
Closed-spandrel arch bridge over Charles River on North Harvard Street
Open to traffic
Built 1915
Andover Road Bridge   [Map]
Wooden bridge over MBTA/BMRR on Andover Road in Billerica
Replaced by a new bridge
Built 1927; rehabilitated 1980; replaced 2006
Armory Bridge   [Map · Street View]
Concrete arch bridge over Mystic River on MA 16 in Medford
Open to traffic
Built 1906
Arsenal Street Bridge   [Map · Street View]
Deck arch bridge over Charles River on Arsenal Street
Open to traffic
Built 1925; rehabilitated 1968
Assabet River Bridge   [Map · Street View]
Concrete arch bridge over Assabet River on MA 2 (Elm Street) in Concord
Open to traffic
Built 1904; rehabilitated 1934
Assabet River Bridge   [Map · Street View]
Stone arch bridge over Assabet River on MA 62 (Main Street) in Concord
Open to traffic
Built 1886; rehabilitated 1902
Assabet River Bridge   [Map · Street View]
Stone arch bridge over Assabet River on MA 85 (Washington Street) in Hudson
Open to traffic
Built 1900; rehabilitated 1940
Assabet River Bridge   [Map · Street View]
Stone arch bridge over Assabet River on MA 117 (Great Road) in Maynard
Open to traffic
Built 1900; rehabilitated 1922
Assabet River Rail Trail - Assabet River Bridge   [Map · Street View]
Deck plate girder bridge over Assabet River on Assabet River Rail Trail
Open to pedestrians only
Built 1887
B&A - Charles River Bridge   [Map]
Lost Lattice deck truss bridge over Charles River on Boston & Albany Railroad
Replaced by a new bridge
Built 1893; replaced 1916
B&M - Bruces Pond Bridge   [Map]
Abandoned timber stringer bridge over Bruce's Pond on B&M Central Mass Branch
Derelict/abandoned
Built 1932
B&M - Stony Brook Bridge   [Map]
Stone arch bridge over Stony Brook on B&M Central Mass Branch
Intact but closed to all traffic
Built 1881
Beaver Brook Bridge   [Map]
Deck arch bridge over Beaver Dam Brook on MBTA Worcester Line
Open to railway traffic, but passenger underpass closed.
Built 1906
Beaver Brook East Stream Bridge   [Map · Street View]
Stone arch bridge over Beaver Brook East Stream on MA 113 (Pleasant Street) in Dracut
Open to traffic
Built 1850; rehabilitated 1921
Beaver Brook West Stream Bridge   [Map]
Stone arch bridge over Beaver Brook West Stream on MA 113 (Pleasant Street) in Dracut
Open to traffic
Built 1850; rehabilitated 1921
Beaver Street Bridge   [Map]
Deck plate girder bridge over Beaver Brook on Beaver Street
Intact but closed to all traffic
Built 1971
Black Brook Bridge   [Map]
Stone arch bridge over Black Brook on Golf path
Open to traffic
BM - Assabet River Bridge   [Map · Street View]
Abandoned timber stringer bridge over Assabet River on B&M Central Mass Branch
Derelict/abandoned
Built 1931, abandoned 1987
BM - Concord River Bridge   [Map]
Abandoned timber stringer bridge over Concord River on Abandoned rail line in Lowell
Abandoned
BM - Fitchburg Line Overpass   [Map]
Abandoned lattice through truss bridge over MBTA Fitchburg Line on B&M Central Massachusetts Branch (abandoned)
Derelict/abandoned
Built 1896, Abandoned 1987
BM - Hop Brook Bridge (MP 19.47)   [Map]
Abandoned deck plate girder bridge over Hop Brook on B&M Central Mass Branch
Derelict/abandoned
Built 1881, rehabilitated 1908
BM - Hop Brook Bridge (MP 22.24)   [Map]
Abandoned deck plate girder bridge over Hop Brook on B&M Central Mass Branch
Derelict/abandoned
Built 1881, rehabilitated 1908
BM - I-95/MA-128 Bridge   [Map · Street View]
Abandoned pony/through plate girder bridge over MA-128/I-95 on B&M Central Massachusetts Branch (abandoned)
Derelict/abandoned
Built 1960, rehabilitated 1988
BM - Linden Street Bridge   [Map · Street View]
Lattice through truss bridge over Linden Street on B&M Central Massachusetts Branch (abandoned)
Closed to all traffic
Built 1894
BM - Mystic River Drawbridge   [Map]
Warren deck truss bridge over Mystic River on Boston & Maine Railroad
Replaced by a new bridge
Built 1893-4; Deck trusses added 1917; Tower rebuilt 1933; Stringers added 1955-56; Replaced 1989
BM - North Station Drawbridge (Old)   [Map]
Lost Warren deck truss bridge over Charles River on Boston & Maine Railroad
Replaced by a new bridge
Built 1835; Replaced 1931
BM - Sudbury River Bridge   [Map · Street View]
Abandoned timber stringer bridge over Sudbury River on B&M Central Massachusetts Branch (abandoned)
Derelict/abandoned
Built 1933; abandoned 1987
BM - Watertown Branch Charles River Bridge (East)   [Map · Street View]
Abandoned timber stringer bridge over Charles River on Boston & Maine Watertown Branch
Removed
BM - Watertown Branch Charles River Bridge (West)   [Map · Street View]
Lost Timber stringer bridge over Charles River on Boston & Maine Watertown Branch
Demolished
Boden Lane Bridge   [Map · Street View]
Pony truss bridge over CSX Railroad/MBTA on Boden Lane in Natick
Open to traffic
Built 1891; rehabilitated 1993
Boston University Bridge   [Map · Street View]
Steel through arch bridge over Charles River on Brookline Street (MA 2)
Open to traffic
Built 1928
Boylston Street Arch   [Map · Street View]
Stone arch bridge over Charles River on MA 9 (Boylston Street) in Newton
Open to traffic
Built 1808; rehabilitated 1932
Boylston Street over Centre Street Bridge   [Map · Street View]
Steel rigid frame bridge over Centre Street on Boylston Street (MA 9)
Open to traffic
Built 1932
Boylston Street over Chestnut Street Bridge   [Map · Street View]
Concrete rigid frame bridge over Chestnut Street on Boylston Street (MA 9)
Open to traffic
Built 1932
Boylston Street over Hammond Pond Parkway Bridge   [Map · Street View]
Concrete rigid frame bridge over Hammond Pond Parkway on Boylston Street (MA 9)
Open to traffic
Built 1933
Boylston Street Overpass   [Map · Street View]
Concrete rigid frame bridge over Quinobequin Road on Boylston Street (MA 9)
Open to traffic
Built 1932
Bridge Street Bridge   [Map · Street View]
Masonry slab over Stony Brook on Bridge Street
Open to traffic
Built 1870
Bridge Street Bridge (Old)   [Map]
Lost Through truss bridge over Merrimack River on Bridge Street
Replaced by a new bridge
Broadway Bridge Over Pawtucket Canal   [Map · Street View]
Lost Steel arch bridge over Pawtucket Canal on Broadway Street
Replaced by a new bridge
Built 1919
Brooks Bridge   [Map]
Lost Stone arch bridge over Middlesex Canal on Brooks Road
Removed but not replaced
Built 1821
Butters Row Bridge   [Map · Street View]
Wooden bridge over MBTA/BMRR on Butters Row in Wilmington
Open to traffic
Built 1920; rehabilitated 1987
Cambridge Street Bridge (Old)   [Map]
Lost Timber stringer bridge over Charles River on Cambridge Road/River Street
Replaced by a new bridge
Built 1810; Replaced 1925
Canalwalk Bridge   [Map · Street View]
Deck plate girder bridge over Pawtucket Canal on Canalwalk (Formerly Boston & Maine Railroad)
Open to pedestrians only
Charles River Bridge   [Map · Street View]
Concrete arch bridge over Charles River on MA 16 (Washington Street) in Newton
Open to traffic
Built 1929
Charles River Dam Bridge   [Map · Street View]
Bascule bridge over Charles River on MA 28 in Boston
Replaced by a new bridge
Built 1910 as a pair of parallel single leaf bascules; entire superstructure and mechanics demolished and replaced in 1962 with double-leaf bascule; rehabilitated 1992; entire superstructure replaced 2010-2011 with fixed trunnion bascule.
Chester Waterous Bridge   [Map]
Covered bridge over Nashua River on Groton Street in Pepperell
Replaced by a new bridge
Built 1962, replaced 2010
Church Street Bridge   [Map · Street View]
Deck arch bridge over B&M Central Mass Branch (abd) on Church Street
Open to traffic
Built 1911
Cochituate Aqueduct Bridge   [Map · Street View]
Abandoned stone arch bridge over Charles River on Cochituate Aqueduct
Derelict/abandoned
Built 1848
Commercial Avenue Bridge   [Map]
Lost deck plate girder bridge over Lechmere Canal on Commercial Avenue
No longer exists
Built 1907; major rebuild 1938; fixed closed 1974; replaced 1986
Concord River Bridge   [Map · Street View]
Concrete arch bridge over Concord River on MA 3A (Boston Road) in Billerica
Open to traffic
Built 1920
Concord River Bridge   [Map]
Pair of concrete arch bridges over Concord River on US 3 in Billerica
Replaced by a new bridge
Built 1953
Concord River Bridge   [Map · Street View]
Stone arch bridge over Concord River on MA 110 in Lowell
Open to traffic
Built 1858; rehabilitated 1961
Concord Road Bridge   [Map]
Deck arch bridge over B&M Central Mass Branch (abd) on Concord Road
Open to traffic
Built 1911
Concord Street Bridge   [Map · Street View]
Concrete arch bridge over Sudbury River on Concord Street in Ashland
Open to traffic
Built 1920
Concord Street Bridge   [Map]
Closed-spandrel arch bridge over Charles River on Concord Street
Open to traffic
Built 1907
Concord Street Bridge   [Map]
Lost Truss bridge over Charles River on Concord Street
Replaced by a new bridge
Replaced 1907
Cook's Bridge   [Map · Street View]
Stone arch bridge over Charles River on Elliot Street
Open to traffic
Built 1857; Widened 1897
Cooper Street Bridge   [Map · Street View]
Closed Spandrel Deck Arch Bridge over MBTA Railroad on Cooper Street
Open to traffic
Built in 1903, rebuilt in 1995
Cordaville Arch Bridge #1   [Map]
Stone arch bridge over Sudbury River on old Cedar Street alignment
Open to pedestrians only
Built 1840
Cordaville Arch Bridge #2   [Map · Street View]
Stone arch bridge over mill channel on old Cedar Street alignment
Open to pedestrians only
Built 1840
Cradock Bridge   [Map · Street View]
Stone arch bridge over Mystic River on Main Street/MA 38
Open to traffic
Built 1880; rehabilitated 1934
Cross Street Bridge   [Map · Street View]
Through truss bridge over MBTA/BMRR on Cross Street in Somerville
Open to traffic
Built 1928; rehabilitated 2014
CSX - Foss Reservoir Bridge   [Map · Street View]
Deck plate girder bridge over Foss Reservoir (Sudbury River) on CSX Fitchburg Secondary
Open to traffic
CSX - Route 9 Overpass   [Map · Street View]
Abandoned deck plate girder bridge over MA-9/Worcester Street on B&A Saxonville Branch (abandoned)
Derelict/abandoned
Echo Bridge   [Map · Street View]
Stone arch bridge over Charles River on Sudbury Aqueduct
Open to pedestrians only
Built 1878
Edwin H. Land Boulevard Bridge   [Map · Street View]
Bascule bridge over Broad Canal on Land Blvd. in Cambridge
Open to traffic
Built 1956
Eliot Bridge   [Map · Street View]
Brick-faced concrete arch bridge over Charles River on Eliot Bridge in Boston
Open to traffic
Built 1950
Elm Street Bridge   [Map · Street View]
Stone arch bridge over Sudbury River on Elm Street in Concord
Open to traffic
Built 1874; rehabilitated 1932
Elm Street Bridge   [Map · Street View]
Concrete tee beam bridge over Charles River & Greenway on Elm Street
Open to traffic
Built 1949
Faulkner Street Bridge   [Map · Street View]
Deck arch bridge over Concord River on Faulkner Street
Open to traffic
Built 1850
First Street Bridge   [Map · Street View]
Deck plate girder bridge over Broad Canal on First Street
Open to traffic
Built 1925; reconstructed 1938, 1957 & 2000
Fitch's Bridge   [Map]
Double-intersection Warren through truss bridge over Nashua River on Fitch Bridge Road
Demolished and replaced with an ugly pedestrian MOB (Mail Order Bridge).
Built 1898; Closed to traffic 1965; Demolished 2013
Fort Pond Brook Bridge   [Map]
Stone arch bridge over Fort Pond Brook on MA 27 (Main Street) in Acton
Open to traffic
Built 1900
Franklin Street Bridge   [Map · Street View]
Concrete arch bridge over Sudbury River on Franklin Street in Framingham
Open to traffic
Built 1934
Galen Street Bridge   [Map · Street View]
Concrete arch bridge over Charles River on MA 16 (Galen Street) in Watertown
Open to traffic
Built 1907
George Brown Street Bridge   [Map]
Wooden bridge over MBTA/BMRR on George Brown Street in Billerica
Replaced by a new bridge
Built 1927, replaced 2005
Hale Street Bridge   [Map]
Lost Pennsylvania through truss bridge over Boston & Maine Railroad/Massachusetts Bay Transportation Authority on YMCA Drive/Hale Street
Replaced by a new bridge
Built 1892; rehabilitated 1965; Replaced 1997
Hammond Street Bridge   [Map · Street View]
Pony truss bridge over Green Line on Hammond Street in Newton
Open to traffic
Built 1990 replacing an 1893 pony truss
Hammond Street Bridge (Old)   [Map]
Lost Double-intersection Warren pony truss bridge over MBTA Green Line on Hammond Street
Superstructure replaced
Built 1893, rehabilitated 1939, trusses replaced 1990
Harvard Avenue Bridge   [Map · Street View]
Closed-spandrel arch bridge over Mystic River on Harvard Avenue/River Street
Open to traffic
Built 1938
Harvard Bridge   [Map · Street View]
Deck plate girder bridge over Charles River on MA 2A (Massachusetts Avenue)
Open to traffic
Built 1891; reconstructed 1990
Hemlock Gorge Bridge   [Map]
Concrete arch bridge over Hemlock Gorge on MA 9 (Boylston Street) in Newton
Open to traffic
Built 1932
Henderson Street Bridge   [Map · Street View]
Closed-spandrel arch bridge over Alewife Brook on Henderson Street
Open to traffic
Built 1913
High Street Bridge   [Map]
Lost Double-intersection Warren pony truss bridge over Boston & Albany Railroad on High Street
Replaced by a new bridge; trusses relocated to Millbury
Built 1890; rehabilitated 1921; replaced 1999; relocated to Blackstone River Bikeway 2001
Howe Street Bridge   [Map]
Lost Warren pony truss with no verticals bridge over Boston & Albany Railroad on Howe Street
Replaced by a new bridge
Built 1891 by R.F. Hawkins Iron Works; replaced 1990
Jackson Street Bridge   [Map · Street View]
Wooden bridge over MBTA/BMRR on Jackson Street in Waltham
Open to traffic
Built 1934; rehabilitated 1989
James J. Harold Bridge   [Map · Street View]
Steel arch bridge over Charles River on Farwell Street in Waltham
Open to traffic
Built 1933
John D. Hand Memorial Bridge   [Map]
Deck plate girder bridge over Mystic River on Pedestrian Walkway & water supply pipelines
Open to pedestrians only
Built 1897
John E. Cox Bridge   [Map · Street View]
Through truss bridge over Merrimack River on Bridge Street in Lowell
Open to traffic
Built 1937
John W. Weeks Bridge   [Map · Street View]
Closed-spandrel arch bridge over Charles River on a footpath at Harvard University
Open to pedestrians
Built 1927
Lechmere Canal Bridge   [Map]
Closed-spandrel arch bridge over Lechmere Canal on Edwin H. Land Boulevard
Open to traffic
Built 1986 to replace previous Commerical Avenue Bridge
Leonard P. Zakim Bunker Hill Memorial Bridge   [Map · Street View]
Cable-stayed bridge over Charles River on I-93/US-1 in Boston
Open to traffic
Built 2003
Longfellow Bridge   [Map · Street View]
Steel arch bridge over Charles River on Mass. Hwy 3 (Cambridge Street) and MBTA Red Line in Boston and Cambridge
Open to traffic
Built 1906; rehabilitated 1959 and 2011
Lowell Street Bridge (Fitchburg Cutoff)   [Map]
Lost pony truss bridge over B&M Fitchburg Freight Cutoff on Lowell Street in Somerville
Replaced by a new bridge
Built 1910; replaced 2006
Lowell Street Bridge (New Hampshire Mainline)   [Map]
Lost pony truss bridge over MBTA/BMRR on Lowell Street in Somerville
Replaced by a new bridge
Built 1910; replaced 2006
Lower Falls Trail Bridge   [Map]
Deck plate girder bridge over Charles River on Charles River Bike Path
Open to pedestrians only
Built 1910, Abandoned 1970
Main Street - Squannacook River Bridge (Old)   [Map]
Lost Pony truss bridge over Aquannacook on Main
Replaced by a new bridge
Main Street Bridge   [Map · Street View]
Pony truss bridge over MBTA/BMRR on MA 2A (East Main Street) in Ayer
Open to traffic
Built 1949
Main Street Bridge   [Map · Street View]
Pony truss bridge over MBTA/BMRR on US 20 (Main Street) in Waltham
Open to traffic
Built 1936; rehabilitated 1991
Main Street Bridge   [Map · Street View]
Bowstring pony truss bridge over Sudbury River on Main Street in Framingham
Open to traffic
Built 1878; rehabilitated 1952; Rehabbed in 2009
Main Street Bridge   [Map]
Pony truss bridge over MBTA on Main Street SR 27
Replaced by a new bridge
Built 1906; replaced 1997
Marion Street Bridge   [Map · Street View]
Pony truss bridge over CSX Railroad/MBTA on Marion Street in Natick
Replaced by a new bridge
Built 1896; rehabilitated 2003; replaced 2017
Market Street Western Canal Bridge   [Map]
Lost Stone arch bridge over Western Canal on Market Street
Replaced by UCEB
Built 1920; demolished & replaced with UCEB 2019
Martins Brook Bridge   [Map]
Concrete arch bridge over Martins Brook on MA 28 (Main Street) in North Reading
Open to traffic
Built 1903; rehabilitated 1992
Massachusetts Avenue Bridge   [Map]
Stone arch bridge over Alewife Brook on Massachusetts Avenue
Open to traffic
MBTA - Beaver Brook Arch   [Map · Street View]
Stone arch bridge over Beaver Brook on MBTA Fitchburg Line
Open to traffic
Built 1847
MBTA - Boylston Street Overpass   [Map · Street View]
Pony/through plate girder bridge over Boylston Street on MBTA Green Line
Open to traffic
Built 1917; abutments date to 1885
MBTA - Charles River Bridge   [Map]
Closed-spandrel arch bridge over Charles River on MBTA Worcester Line
Open to traffic
Built 1916
MBTA - Concord Avenue Overpass   [Map · Street View]
Stone arch bridge over Concord Avenue on MBTA Fitchburg Line
Open to traffic
Built 1907
MBTA - Concord River Bridge   [Map · Street View]
Stone arch bridge over Concord River on MBTA Lowell Line
Open to traffic
Built 1832; extensively modified and encased in concrete 1908; timber trestle added 1931
MBTA - Fort Pond Brook Bridge (MP 25.03)   [Map]
Stone arch bridge over Fort Pond Brook on MBTA Fitchburg Line
Open to traffic
Built 1845
MBTA - Fort Pond Brook Bridge (MP 26.26)   [Map]
Stone arch bridge over Fort Pond Brook on MBTA Fitchburg Line
Open to traffic
Built 1844, widened on two subsequent occasions
MBTA - Gorham Street Overpass   [Map · Street View]
Pony/through plate girder bridge over Gorham Street on MBTA Lowell Line
Built 1911
MBTA - Grand Junction Bridge   [Map · Street View]
Through plate girder bridge over Charles River on MBTA
Open to traffic
Built 1928
MBTA - High Line Bridge   [Map · Street View]
Warren through truss with sub-panels bridge over MBTA Yard Tracks on MBTA Lowell Line
Open to traffic
Built 1927; rehabilitated 1946 & 1956; scheduled for replacement in 2021
MBTA - Intervale Road Overpass   [Map · Street View]
Steel stringer bridge over Intervale Road on MBTA Worcester Line
Open to traffic
Built 1911 on 1893 abutments; scheduled for replacement 2020-2021
MBTA - Lake Cochituate Bridge   [Map · Street View]
Stone arch bridge over Lake Cochituate on MBTA Worcester Line
Open to railway traffic
Built 1897, rebuilt 1919
MBTA - Lechmere Viaduct   [Map · Street View]
Closed-spandrel arch bridge over Charles River, Museum Way, and Charlestown Avenue on MBTA Green Line
Open to traffic
Built 1910
MBTA - Melrose Street Overpass   [Map · Street View]
Stone arch bridge over Melrose Street on MBTA Haverhill Line
Open to traffic
Built 1857; re-pointed 1946
MBTA - Mystic River Bridge   [Map · Street View]
Closed-spandrel arch bridge over Mystic River on MBTA Lowell Line
Open to traffic
Built 1835, extensively modified 1906
MBTA - Mystic Valley Parkway Overpass   [Map · Street View]
Closed-spandrel arch bridge over Mystic Valley Parkway/MA 16 on MBTA Lowell Line
Open to traffic
Built 1908
MBTA - North Station Charles River Bridges   [Map · Street View]
Baltimore through truss bridge over Charles River on MBTA North Station Leads
Open to traffic
Built 1931, two bridges removed at a later date
MBTA - Park Road Overpass   [Map · Street View]
Pony/through plate girder bridge over Park Road on MBTA Worcester Line
Open to railway traffic
Built in 1893 by the Pennsylvania Steel Co.; rebuilt in 1914.
MBTA - Pawtucket Canal Bridge   [Map]
Warren through truss bridge over Pawtucket Canal on MBTA (Nee Boston & Maine Railroad)
Open to traffic
Built 1928 by the Boston Bridge Works
MBTA - Route 62 Overpass   [Map · Street View]
Pony/through plate girder bridge over Route 62/Main Street on MBTA Fitchburg Line
Replaced by a new bridge
Built 1927 by Boston Bridge Works; replaced 2015
MBTA - Shawsheen River Bridge   [Map]
Stone arch bridge over Shawsheen River on MBTA Lowell Line
Open to traffic
Built 1835, steel liner arch added 1940, scheduled for rehabilitation
MBTA - Stony Brook Bridge   [Map]
Stone arch bridge over Stony Brook on Massachusetts Bay Transportation Authority
Open to traffic
Built 1850
MBTA - Sudbury River Bridge   [Map · Street View]
Deck plate girder bridge over Sudbury River on MBTA Fitchburg Line
Open to traffic
Built 1928
MBTA - Sudbury River Bridge (MP 23.54)   [Map · Street View]
Stone arch bridge over Sudbury River on MBTA Worcester Line
Open to traffic
Built 1833, widened with concrete in 1913
MBTA - Sudbury River Bridge (MP 26.35)   [Map]
Stone arch bridge over Sudbury River on MBTA Worcester Line
Open to traffic
Built ca. 1833; widened with concrete in 1923
MBTA - Washington Street Overpass   [Map · Street View]
Steel stringer bridge over Washington Street on MBTA Lowell Line and Future Green Line Extension
Open to traffic
Built 1927 by Boston Bridge Works
McGrath Highway Bridge   [Map · Street View]
Through truss bridge over MBTA/BMRR on MA 28 (McGrath Highway) in Somerville
Open to traffic
Built 1926 (NBI says 1908); rehabilitated 1983
Memorial Drive Bridge   [Map]
Girder bridge over Brookline Street on US 3 (Memorial Drive)
Open to traffic
Built 1940; rehabilitated 1982
Merriam Street Bridge   [Map · Street View]
Wooden bridge over MBTA/BMRR on Merriam Street in Weston
Open to traffic
Built 1928; rehabilitated 1980
Minuteman Commuter Bikeway - Brattle Street Overpass   [Map · Street View]
Steel stringer bridge over Brattle Street on Minuteman Commuter Bikeway
Open to pedestrians only
Built 1900
Minuteman Commuter Bikeway - Forest Street Overpass   [Map · Street View]
Steel stringer bridge over Forest Street on Minuteman Commuter Bikeway
Open to pedestrians only
Built 1900
Minuteman Commuter Bikeway - Grant Street Overpass   [Map · Street View]
Pony/through plate girder bridge over Grant Street on Minuteman Commuter Bikeway
Open to pedestrians only
Built 1905
Minuteman Commuter Bikeway - Grove Street Overpass   [Map · Street View]
Pony/through plate girder bridge over Grove Street on Minuteman Commuter Bikeway
Open to pedestrians only
Built 1900
Minuteman Commuter Bikeway - Mill Brook Arch   [Map]
Stone arch bridge over Mill Brook on Minuteman Commuter Bikeway
Open to pedestrians only
Built ca 1890
Moody Street Bridge   [Map · Street View]
Deck arch bridge over Charles River on Moody Street
Open to traffic
Built 1917; rehabilitated 1943
Morton Street Bridge   [Map]
Wooden bridge over BMRR on Morton Street in Lowell
Replaced by a new bridge
Built 1929; rehabilitated 1982; replaced 2010
Munroe Brook Bridge   [Map]
Stone arch bridge over Munroe Brook
Don't know
Mystic River Bridge   [Map · Street View]
Concrete arch bridge over Mystic River on MA 60 (Medford Street) in Arlington
Open to traffic
Built 1936
Mystic River Bridge   [Map · Street View]
Concrete arch bridge over Mystic River on MA 16 in Medford
Open to traffic
Built 1906
Mystic River Bridge   [Map]
Stone arch bridge over Mystic River on Boston Avenue
Open to traffic
Mystic Valley Parkway Alewife Brook Bridge   [Map · Street View]
Closed-spandrel arch bridge over Alewife Brook on Mystic Valley Parkway
Open to traffic
Built 1908; reconstructed 2013
Mystic Valley Parkway Bridge   [Map]
Lost Deck plate girder bridge over Malden River on Mystic Valley Parkway MA 16
No longer exists
Built 1906; replaced 1954
NA&B - Joint Grass Brook Bridge   [Map]
Abandoned stone arch bridge over Joint Grass Brook on Nashua, Acton & Boston Railroad
Derelict/abandoned
NA&B - Salmon Brook Bridge   [Map]
Abandoned stone arch bridge over Salmon Brook on Nashua, Acton & Boston Railroad
Derelict/abandoned
Built 1872; RR abandoned 1925
NA&B - Stony Brook Bridge   [Map · Street View]
Stone arch bridge over Stony Brook on Hiking trail (former Nashua, Acton & Boston Railroad)
Open to pedestrians only
Built 1872; RR abandoned 1925; seems to be open as a trail
Nashawtuc Road Bridge   [Map · Street View]
Stone arch bridge over Sudbury River on Nashawtuc Road in Concord
Open to traffic
Built 1883
Nashua River Rail Trail - MA 119 Overpass   [Map · Street View]
Pony/through plate girder bridge over Main Street/MA 111/MA 119 on Nashua River Rail Trail
Open to pedestrians only
Needham Street Bridge   [Map · Street View]
Stone arch bridge over Charles River on Needham Street
Open to traffic
Built 1875;
Nehemiah Jewett Covered Bridge 21-09-01x   [Map]
Lost Town lattice truss bridge over Nashua River on Groton Street
Replaced by a new bridge
Built 1847; Pedestrian walkway installed 1920; Replaced 1962
New Boston Street Bridge   [Map]
Lost Timber stringer bridge over MBTA on New Boston Street
Removed but not replaced
Damaged by fire in 1977
Newton Street Bridge   [Map · Street View]
Wooden bridge over MBTA/BMRR on Newton Street in Waltham
Open to traffic
Built 1930; rehabilitated 1977
Newton Street Bridge   [Map · Street View]
Stone arch bridge over Charles River on Newton Street
Open to traffic
Built 1877; rehabilitated 1951
NH - Nashoba Brook Bridge   [Map]
Deck plate girder bridge over Nashoba Brook on NH Framingham & Lowell Line
Derelict/abandoned
Built ca. 1907
North Beacon Street Bridge   [Map]
Concrete arch bridge over Charles River on US 20 (N. Beacon Street) in Boston
Open to traffic
Built 1917
North Bridge   [Map]
Historic timber stringer bridge over Concord River on Old Groton Road (pedestrian path)
Open to pedestrians
First bridge built ca 1760; site of Battle of Concord 1775; demolished 1788; rebuilt 1875, 1889, 1909, 1956; rehabilitated 2005
Northern Canal Bridge   [Map · Street View]
Girder bridge over Northern Canal on Aiken Street
Open to traffic
Built 1897; rehabilitated 2004
Old Danforth Street Bridge   [Map]
Pratt pony truss bridge on an old alignment of Danforth Street over Sudbury River
Open to pedestrians
Built 1890 by Dean & Westbrook; bypassed 1982
Old South Bridge   [Map · Street View]
Concrete arch bridge over Sudbury River on MA 62/MA 2A in Concord
Open to traffic
Built 1909
Old Town Bridge   [Map · Street View]
Stone arch bridge over Sudbury River
Built 1848
Pawtucket Falls Dam Footbridge   [Map · Street View]
Warren through truss bridge over Northern Canal on Private Pedestrian Path
Open to authorized pedestrians only
Built 1920
Pawtucket Street Bridge   [Map · Street View]
Deck plate girder bridge over Northern Canal on Pawtucket Street
Open to traffic
Pawtucket Street Bridge   [Map]
Deck plate girder bridge with decorative queenpost deck trusses over Pawtucket Canal on Pawtucket Street
Closed to all traffic with demolition and replacement in progress
First bridge at this location dates to 1796. Current bridge built 1927 & replaced 2019-2021
PC - Lower Falls Branch Route 128 Overpass   [Map · Street View]
Abandoned pony/through plate girder bridge over I-95 on Railroad
Derelict/abandoned
Built ca. 1950
Pelham Island Road Bridge   [Map]
Concrete arch bridge over Sudbury River on Pelham Island Road in Wayland
Open to traffic
Built 1930
Pepperell Covered Bridge 21-09-01 #3   [Map · Street View]
Pratt through truss bridge over Nashua River on Groton Road
Open to traffic
Built 2010
Perkins Street Walkway Bridge Over Lawrence Wasteway   [Map]
Deck plate girder bridge over Lawrence Wasteway on Walkway
Open to pedestrians only
Built 1917
Power Canal Bridge   [Map]
Stone arch bridge over Power Canal on MA 62 (Main Street) in Concord
Open to traffic
Built 1885; rehabilitated 1978
Prescott Yard Bridge over Eastern Canal   [Map]
Warren pony truss with all verticals bridge over Eastern Canal on Pedestrian Path
Open to pedestrians only
Built ca. 1890-1911, railroad tracks removed 1930
Prospect Street Bridge   [Map · Street View]
Stone arch bridge over Charles River on Prospect Street
Open to traffic
Built 1888; rehabilitated 1975
Railroad Trestle Trail - Bear Hill Road Bridge   [Map]
Concrete rigid frame bridge over Bear Hill Road on Railroad Trail
Open to pedestrians only
Railroad Trestle Trail - Sheep Fold Bridge   [Map · Street View]
Concrete rigid frame bridge over Sheep Fold Access Road on Railroad Trestle Trail
Open to pedestrians only
Abandoned 1946
Railroad Trestle Trail Bridge   [Map]
Concrete stringer bridge on Railroad Trestle Trail
Open to pedestrians only
BERy service ended 1946
Richard P. Howe Bridge   [Map · Street View]
Deck truss bridge over Merrimack River & Canal on University Avenue
Open to traffic
Built 2014
River Street Bridge   [Map · Street View]
Closed-spandrel arch bridge over Charles River on River Street/Cambridge Street
Open to eastbound traffic
Built 1925
Riverside Park Footbridge   [Map]
Pony truss bridge over Charles River on Pedestrian Walkway
Built ca. 1920
Riverside Park Pedestrian Bridge   [Map]
Arched Warren pony truss bridge on Pedestrian Path
Built ca. 1920; Closed 2003; Dismantled and rehabilitated 2012-13; Reopened 2014
Rourke Bridge   [Map · Street View]
Bailey pony truss over Merrimack River on Wood Street
Open to traffic with a weight limit
Built 1983 as a temporary bridge but never replaced by permenant structure
Sacramento Street Underpass   [Map · Street View]
Steel stringer bridge over pedestrian tunnel on MBTA Fitchburg Line
Open to traffic
Built 1897
Saugus River Bridge   [Map]
Concrete arch bridge over Saugus River on I-95 in Lynnfield
Open to traffic
Built 1940; rehabilitated 1960
School Street Bridge   [Map · Street View]
Stone arch bridge over Stony Brook on School Street in Chelmsford
Open to traffic
Built 1850
School Street Bridge   [Map]
Steel stringer bridge over Merrimack River on School Street
Open to traffic
Built 1917; rehabilitated 1968
Shawsheen River Bridge   [Map · Street View]
Stone arch bridge over Shawsheen River on MA 129 (Salem Road) in Billerica
Open to traffic
Built 1932
Spot Pond Brook Bridge   [Map]
Stone arch bridge over Spot Pond Brook on Virginia Wood Trail
Open to pedestrians only
Squannacook River Bridge   [Map · Street View]
Stone arch bridge over Squannacook River on Canal Street in Townsend
Open to traffic
Built 1850; rehabilitated 1976
ST - Concord River Bridge   [Map · Street View]
Deck plate girder bridge over Concord River on Springfield Terminal Railway
Open to traffic
ST - Nashua River Bridge   [Map]
Abandoned pratt through truss bridge over Nashua River on B&M Greenville Branch
Derelict/abandoned
Built 1883
ST - Stony Brook Arch Bridge   [Map]
Closed-spandrel arch bridge over Stony Brook on Springfield Terminal Railway
Open to traffic
ST - Stony Brook Bridge   [Map · Street View]
Deck plate girder bridge over Stony Brook on Springfield Terminal Railway
Open to traffic
ST - West Main Street Overpass   [Map · Street View]
Pony/through plate girder bridge over West Main Street on B&M Greenville Branch
Open to traffic
Built 1897
Stoney Brook Bridge   [Map]
Stone arch bridge over Stoney Brook on MA 30 (Pleasant Street) in Framingham
Open to traffic
Built 1895
Stony Brook Road Bridge   [Map · Street View]
Stone arch bridge over Stony Brook on Stony Brook Road in Westford
Open to traffic
Built 1880
Sudbury River Bridge   [Map · Street View]
Concrete arch bridge over Sudbury River on MA 117 in Concord
Open to traffic
Sudbury River Bridge   [Map · Street View]
Concrete arch bridge over Sudbury River on MA 2 (Concord Turnpike) in Concord
Open to traffic
Built 1934
Sudbury Road Bridge (East)   [Map · Street View]
Wooden bridge over East Channel of Assabet River on Sudbury Road in Stow
Open to traffic
Built 1902; rehabilitated 1985
Sudbury Road Bridge (West)   [Map · Street View]
Wooden bridge over West Channel of Assabet River on Sudbury Road in Stow
Open to traffic
Built 1902; rehabilitated 1985
Sycamore Street Bridge   [Map]
Lost pony truss bridge over MBTA/BMRR on Sycamore Street in Somerville
Replaced by a new bridge
Built 1902; rehabilitated 1957; replaced 2006
Town Farm Lane Bridge   [Map]
Wooden bridge over MBTA/BMRR on Town Farm Lane in Billerica
Open to traffic
Built 1925; rehabilitated 1984
Tyngsborough Bridge   [Map · Street View]
Steel through arch bridge over Merrimack River on MA 113/MA 3A in Tyngsborough
Open to traffic
Built 1931 by the Boston Bridge Works; rehabilitated 1975 and 2012
University Avenue Bridge   [Map · Street View]
Lost deck truss bridge over Merrimack River on University Avenue in Lowell
Demolished and replaced.
Built 1895 by Groton Bridge Co.; Rehabilitated 1965; Demolished 2014
Upper Charles Rail-Trail - Arch Street Overpass   [Map · Street View]
Stone arch bridge over Arch Street on Upper Charles Rail Trail (former CSX/Conrail/Penn Central/NYC/Boston & Albany)
Open to pedestrians only
Upper Charles Rail-Trail - Bogastow Brook Viaduct   [Map · Street View]
Stone arch bridge over Bogastow Brook on Boston & Worcester Railroad, Milford Branch
Open to pedestrians only
Built ca. 1847
Upper Charles Rail-Trail - Phipps Tunnel   [Map]
Tunnel under Highland Street on Upper Charles Rail-Trail
Open to pedestrians only
Built 1848
Upper Falls Greenway - Sunset Bridge   [Map]
Deck plate girder bridge over Charles River on Upper Falls Greenway
Open to pedestrians as an observation deck
Built 1915
VFW Highway Beaver Brook Bridge   [Map]
Deck plate girder bridge over Beaver Brook on VFW Highway (Merrimack River Parkway)
Closed to all traffic with replacement in progress. Temporary bridge in place
Built 1949; demolished and replaced 2019-2020
Walker Street Bridge   [Map · Street View]
Pony truss bridge over BMRR on Walker Street in Lowell
Open to traffic
Built 1910; rehabilitated 1994
Webster Avenue Bridge   [Map · Street View]
Girder bridge over MBTA Fitchburg Line on Webster Avenue
Open to traffic
Built 1911
Western Avenue Bridge   [Map · Street View]
Closed-spandrel arch bridge over Charles River on Western Avenue
Open to traffic
Built 1924
Western Canal Bridge   [Map · Street View]
Stone arch bridge over Western Canal on Broadway in Lowell
Open to traffic
Built 1833; rehabilitated 1923
Western Canal Bridge   [Map]
Lost Steel stringer bridge over Western Canal on Moody Street
Replaced by a new bridge
Built 1913; reconstructed 1996
Weston Aqueduct Bridge   [Map]
Pipe arch bridge over Sudbury River on Weston Aqueduct
Open to pedestrians only
Built 1903
Weston Reservoir Ash Street Bridge   [Map · Street View]
Concrete arch bridge over Weston Reservoir on Ash Street in Weston
Open to traffic
Built 1902
Westvale Bridge   [Map]
Lost Closed-spandrel arch bridge over Assabet River on Main Street
Replaced by a new bridge
Built 1901; Replaced 1978
Whitcomb Avenue Bridge   [Map · Street View]
Concrete arch bridge over Eastbound MA 2 on Whitcomb Avenue in Littleton
Open to traffic
Built 1950
Willard Brook Bridge   [Map · Street View]
Concrete arch bridge over Willard Brook on MA 31 (State Road) in Ashby
Open to traffic
Built 1908; rehabilitated 1932
Willard Brook Bridge   [Map · Street View]
Stone arch bridge over Willard Brook on MA 119 (River Road) in Townsend
Open to traffic
Built 1908; rehabilitated 1931
Willard Brook Bridge   [Map · Street View]
Stone arch bridge over Willard Brook on MA 119 (River Road) in Townsend
Open to traffic
Built 1908; rehabilitated 1931
Willard Brook Bridge   [Map · Street View]
Stone arch bridge over Willard Brook on MA 119 (River Road) in Townsend
Open to traffic
Built 1908; rehabilitated 1931
Winter Street Bridge   [Map · Street View]
Stone arch bridge over Sudbury River on Winter Street in Framingham
Open to traffic
Built 1870
Woods Memorial Bridge   [Map]
Bascule bridge over Malden River on MA 16 in Everett
Replaced by a new bridge
Built 1954; rehabilitated 1973
Wyoming Cemetery Bridge   [Map]
Stone arch bridge over Ditch on Footpath
Built 1911