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
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
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 - 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]
Through truss bridge over Merrimack River on Bridge Street in Lowell
Open to traffic
Built 1937
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
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 1714; 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
Cordaville Arch Bridge #3   [Map]
Stone arch bridge over mill channel on pathway
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
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
Holliston Eight Arch Bridge   [Map · Street View]
Stone arch bridge over Bogastow Brook on Upper Charles Rail Trail (former CSX/Conrail/Penn Central/NYC/Boston & Albany)
Open to pedestrians only
Built 1847
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 W. Weeks Bridge   [Map · Street View]
Closed-spandrel arch bridge over Charles River on a footpath at Harvard University
Open to pedestrians
Built 1927
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) 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 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
Marion Street Bridge   [Map · Street View]
Pony truss bridge over CSX Railroad/MBTA on Marion Street in Natick
Intact but closed to all traffic
Built 1896; rehabilitated 2003
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
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
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
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
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
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]
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
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
Sacramento Street Underpass   [Map · Street View]
Steel stringer bridge over pedestrian tunnel on MBTA Fitchburg Line
Open to traffic
Built 1897
School Street Bridge   [Map · Street View]
Stone arch bridge over Stony Brook on School Street in Chelmsford
Open to traffic
Built 1850
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]
Deck truss bridge over Merrimack River on Univrsty 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
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
Weston Aqueduct Bridge   [Map]
Pipe arch bridge over Sudbury River on Weston Aqueduct
Open to pedestrians only
Built 1903
Weston Reservoir 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 · Street View]
Bascule bridge over Malden River on MA 16 in Everett
Open to traffic
Built 1954; rehabilitated 1973