Aldrich Road Bridge[Map] Abandoned pony truss bridge over Still River on former Aldrich Road Derelict/abandoned
Arctic Street Bridge[Map] Concrete arch bridge over Pembroke Lakes on Arctic Street in Bridgeport Open to traffic Built 1934
Ash Creek Bridge[Map · Street View] Concrete arch bridge over Ash Creek on CT 130 in Bridgeport Open to traffic Built 1910
Aspetuck River Bridge[Map · Street View] Stone arch bridge over Aspetuck River on Valley Road in Redding Open to traffic Built 1920; rehabilitated 2002
Bailwick Road Bridge[Map] Concrete arch bridge over Byram River on Bailwick Road in Greenwich Open to traffic Built 1970
Ball Pond Brook Bridge[Map] Steel arch bridge over Ball Pond Brook on Sawmill Road in New Fairfield Open to traffic Built 1930
Boggs Pond Brook Bridge[Map] Stone arch bridge over Boggs Pond Brook on CT 37 in Danbury Open to traffic Built 1911
Boston Avenue Bridge[Map] Concrete arch bridge over Stillman Pond Brook on US 1 in Bridgeport Open to traffic Built 1910; rehabilitated 1934
Bridge Street Bridge[Map] Lost pony truss bridge over Metro North Railroad on Bridge Street Replaced by new bridge Built ca. 1893; replaced 1992
Bridge Street Viaduct[Map] Lost Lenticular through truss bridge over New York, New Haven & Hartford Railroad on Bridge Street Collapsed Built 1888; Collapsed due to overweight cement truck 1950
Byram River Bridge[Map] Stone arch bridge over Byram River on US 1 in Port Chester Open to traffic Built 1888
Byram Road Bridge[Map · Street View] Pony truss bridge over Metro North Railroad on Byram Road in Greenwich Open to traffic Built 1893; rehabilitated 1994
Cliffdale Road Bridge[Map] Wooden bridge over Byram River on Cliffdale Road in Greenwich Open to traffic Built 1925; rehabilitated 2003
Congress Street Bridge (1909)[Map · Street View] Bascule bridge over Pequonnock River on Congress Street Demolished Built 1909; rehabilitated 1937; Closed 1997; Demolished 2010
Derby-Shelton Bridge[Map · Street View] Five-span concrete arch bridge over Housatonic River on CT 712 (Bridge Street) in Shelton Open to traffic Built 1918
East Washington Avenue Bridge[Map · Street View] Bascule bridge over Pequonnock River on East Washington Avenue in Bridgeport Open to traffic Built 1916; rehabilitated 1998
Glen Road Bridge[Map · Street View] Through truss bridge over Housatonic River on CT 816 (Glen Road) in Newtown Open to traffic Built 1936; rehabilitated 1986
Glenville Street Bridge[Map] Concrete arch bridge over Byram River on Glenville Street in Greenwich Open to traffic Built 1948
Glover Avenue Bridge[Map] Two-span stone arch bridge over Norwalk River on Glover Avenue in Norwalk Open to traffic Built 1912
Grand Street Bascule Bridge[Map] Bascule bridge over Pequonnock River on Grand Street Removed but not replaced Built 1916
Guinea Road Bridge[Map · Street View] Concrete arch bridge over Merritt Parkway (CT 15) on Guinea Road in Stamford Open to traffic Built 1937
Hales Road Bridge[Map] Pony truss bridge over Metro North Railroad on Hales Road in Westport Replaced by a new bridge Built 1891
Horseneck Brook Bridge[Map] Stone arch bridge over Horseneck Brook on Shore Road #1 in Greenwich Open to traffic Built 1905
Housatonic River Bridge[Map · Street View] 4-span polygonal Warren through truss bridge over Housatonic River on CT 133 in Brookfield Open to traffic Built 1954; rehabilitated 1998
Housatonic River Bridge[Map] Lost Deck plate girder bridge over Housatonic River & PCRR on Route 15 Replaced by a new bridge Built 1940; rehabilitated 1988; replaced 2004
HRRC - Housatonic River Bridge[Map · Street View] Through truss bridge over the Housatonic River on Housatonic Railroad at Shelton Built 1904-5; eastern pier collapsed during 1983 flooding, repaired several years later
Huntington Bridge[Map] Lost Steel arch bridge over Housatonic River on Bridge Street Replaced by a new bridge Built 1891; Replaced 1918
I-95 Mianus River Bridge[Map] Lost deck plate girder bridge over Mianus River on I-95 One span collapsed due to corrosion of pin-and-hangar assembly Built 1958; partially collapsed June 28, 1983, killing 3 people; entire bridge replaced by new bridge in 1992
Main Street Bridge[Map · Street View] Lenticular pony truss bridge over Rippowam River on Main Street in Stamford Open to pedestrians Built 1888 by the Berlin Iron Bridge Co.; rehabilitated 1922
Merritt Parkway Norwalk River Bridge[Map] Concrete arch bridge over Norwalk River on Merritt Parkway (CT 15) in Norwalk Open to traffic Built 1938; rehabilitated 1988
MNCW - CT 110 Bridge[Map · Street View] Pony/through plate girder bridge over Rte 110 on Metro-North New Haven Line/Northeast Corridor Open to traffic Built 1905
MNCW - Devon Bridge[Map · Street View] Warren through truss bascule bridge over Housatonic River on Metro-North Commuter Railroad Open to traffic Built 1905, rehabilitated 1990
MNCW - Main/Washington Street Overpass[Map · Street View] Pratt through truss bridge with vertical endposts and a 45° skew over Main/Washinton Streets on MetroNorth RR Built in 1895 by the Berlin Iron Bridge Company
MNCW - Mianus River Bridge[Map · Street View] Deck girder bridge over Mianus River on Metro-North New Haven Line/Amtrak NEC Open to traffic Built 1904, rehabilitated 1989
MNCW - Norwalk River Bridge[Map · Street View] Double-intersection Warren deck truss swing bridge over Norwalk River on Metro-North New Haven Line Open to traffic Built 1896
MNCW - Norwalk River Bridge (Old)[Map] Lost through truss bridge over Norwalk River on Metro-North Commuter Railroad Replaced by a new bridge Built 1888 and replaced
MNCW - Norwalk River Lift Bridge[Map] Howe through truss bridge over Norwalk River on Metro-North RR Still in planning stages Planned to be replaced by vertical lift
MNCW - Pequonnock River Bridge (Old)[Map] Lost Deck girder bridge over Pequonnock River on New York New Haven & Hartford/Metro-North Commuter Railroad Replaced by a new bridge Built 1903; replaced 1998
MNCW - Rippowam River Bridge[Map · Street View] Double-intersection Warren deck truss bridge over Rippowam River on Metro-North New Haven Line Open to traffic Built 1896, rehabilitated 1988
Moses Wheeler Bridge[Map] Lost pin-and-hanger deck plate girder bridge over Housatonic River on Interstate 95 Replaced by a new bridge Built 1958 as part of Connecticut Turnpike; Tolls removed 1983; demolished & replaced 2016
NH - East Swamp Brook Arch Bridge[Map] Abandoned stone arch bridge over East Swamp Brook on Shepaug, Litchfield & Northern Railroad Derelict/abandoned Built ca 1872, abandoned 1911
NH - Hawleyville Tunnel #1[Map] Abandoned tunnel under Parmalee Hill Road on Housatonic Railroad (old alignment) Derelict/abandoned Built 1840; abandoned 1911
NH - Hawleyville Tunnel #2[Map] Abandoned tunnel under Parmalee Hill Road on New Haven Railroad Derelict/abandoned Built ca. 1881; concrete-lined 1911; abandoned 1948
NH - Housatonic River Bridge[Map · Street View] Lost Double-intersection Warren deck truss bridge over Housatonic River on New Haven Railroad Removed but not replaced Built 1905-6; abandoned & removed in 1948
North Street Bridge[Map] Stone arch bridge over Rippowam River on North Street in Stamford Open to traffic Built 1900; rehabilitated 1985
Norwalk River Bridge[Map] Stone arch bridge over Norwalk River on CT 123 in Norwalk Open to traffic Built 1860; rehabilitated 1949
Norwalk River Bridge[Map · Street View] Bascule bridge over Norwalk River on CT 136 Washington Street in Norwalk Open to traffic Built 1972
NY&NH - Devon Bridge (1st)[Map] Lost Covered Swing Howe through truss bridge over Housatonic River on New York & New Haven Railroad Replaced by a new bridge Built 1848; Replaced 1872
Patch Street Bridge[Map] Lost Stone arch bridge over Kohanza Brook on Patch Street Replaced by a new bridge
Pequonnock Valley Greenway Merritt Parkway Bridge[Map · Street View] Abandoned pony/through plate girder bridge over Merritt Parkway on Pequonnock Valley Greenway Open to pedestrians and bicycles Built 1935, line abandoned 1940, converted to trail use 2017
Perry Avenue Bridge[Map · Street View] Stone arch bridge over Silvermine River on Perry Avenue in Norwalk Open to traffic Built 1899
Perry's Mill Bridge[Map] Lost Pratt pony truss bridge over Mill River on Sturges Road Replaced by a new bridge
Pine Creek Park Bridge[Map] Pratt pony truss bridge over Pine Creek on a pedestrian path in Pine Creek Park Open to pedestrians Built as an approach span to an 1872 drawbridge in Middletown, it was re-used in 1890 to carry Mill Hill Road in Fairfield over the tracks of the New Haven Railroad. In 1979, the bridge was relocated to its current location.
Pleasure Beach Bridge[Map · Street View] Warren through truss bridge over Lewis Gut on a closed section Long Beach St. Closed to all traffic Built 1927; Closed when a portion of the deck burned in 1996
Porchuck Road Bridge[Map] Concrete arch bridge over East Branch Byram River on Porchuck Road in Greenwich Open to traffic Built 1925
Pulaski Street Bridge[Map] Lost Lenticular through truss bridge over Rippowan River on Pulaski Street in Stamford Replaced by a new bridge Built 1887 by Berlin Iron Bridge Co.; Replaced 1987
Rings End Road Bridge[Map · Street View] Concrete arch bridge over Gorhams Pond on Rings End Road in Darien Open to traffic Built 1929; rehabilitated 1999
Rippowam River Bridge[Map · Street View] Three-span stone arch bridge over Rippowam River on South State Street in Stamford Open to traffic Built 1847 by the New York and New Haven Railroad; rehabilitated 1958
Rippowam River Bridge[Map · Street View] Concrete arch bridge over Rippowam River on Merritt Parkway (CT 15) in Stamford Open to traffic Built 1936
Riverside Avenue Bridge[Map · Street View] Whipple through truss bridge over Northeast Corridor (Metro North Railroad) on Riverside Avenue Open to traffic Built 1871 as part of a six-span bridge over the Housatonic River; relocated here 1895; reconstructed 1989
Rose Hill Avenue Bridge[Map] Lost stone arch bridge over Still River on Rose Hill Avenue in Danbury Replaced by a new bridge Built 1908
Sandy Hook Bridge[Map · Street View] Pratt through truss bridge over Pootatuck River on Dayton Street Open to pedestrians only Built 1890
Saugatuck River Bridge[Map · Street View] Swing through truss bridge over Saugatuck River on CT 136 in Westport Open to traffic Built 1884 by the Union Bridge Co.; rehabilitated 1993
Saugatuck River Bridge[Map · Street View] Steel arch bridge over Saugatuck River on Merritt Parkway (CT 15) in Westport Open to traffic Built 1938; rehabilitated 1990
Saugatuck River Bridge (1917)[Map] Lost Concrete tee beam bridge over Saugatuck River on Us Route 1 Replaced by a new bridge Built 1917; replaced 1992
Saugatuck River Bridge (Old)[Map] Lost Through truss bridge over Saugatuck River on Us Route 1, Westport Replaced by new bridge Replaced 1917
Stevenson Dam[Map · Street View] Closed-spandrel arch bridge over Housatonic River on Route 34 Open to traffic Built 1919
Still River Bridge[Map · Street View] Stone arch bridge over Still River on CT 25 in Brookfield Open to traffic Built 1920; rehabilitated 1975
Stratford Avenue Bridge (1919)[Map] Lost Deck girder bridge over Pequonnock River on CT 130 Highway Stratford Avenue Replaced by a new bridge Built in 1919 ; replaced 1975
Ten Mile River AT Bridge[Map] Modern Pratt pony truss bridge over Ten Mile River on Appalachian Trail Open to pedestrians
Turn of River Road Bridge[Map] Abandoned lenticular pony truss bridge over Rippowam River on an abandoned section of Turn of River Rd Derelict/abandoned Built 1893
Yellow Mill Bridge[Map · Street View] Bascule bridge over Yellow Mill Pond on CT 130 (Stratford Avenue) in Bridgeport Open to traffic Built 1924-29; rehabilitated 1998
Yellow Mill Bridge (Old)[Map] Pratt through truss bridge over Yellow Mill Pond on Route 130 Stratford Avenue Demolished and replaced Replaced 1924
Zoar Bridge[Map] Suspension Bridge replaced by Stevenson Dam Replaced by Stevenson Dam, 1919. Replaced a series of bridges lost to flooding. The towns of Oxford and Monroe shared the cost.