Built 1833

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Antietam Creek Bridge (Washington County, Maryland)
Built 1833; rehabilitated 1995
Stone arch bridge over Antietam Creek on MD 68
Open to traffic

Booth's Mill Bridge (Washington County, Maryland)
Stone arch bridge over Antietam Creek on Route 68 in Lappans
Good

C & O Canal Monocacy River Bridge (Frederick County, Maryland)
Built as one of the seven aqueducts on the C&O Canal, which ran from Georgetown, DC to Cumberland, MD.
Stone arch bridge over Monocacy River on Old Chesapeake & Ohio Canal
Open to pedestrians

Cassville Ferry (Grant County, Wisconsin)
Ferry first operated in 1833
Toll ferry over the Mississippi River between Cassville, Wisconsin, and Turkey River, Iowa
Operates daily during the summer; weekends only fall and spring; closed in winter

Conemaugh Viaduct (Cambria County, Pennsylvania)
Built 1833; destroyed 1889 by flood
Lost Stone arch bridge over Conemaugh River on Railroad
Destroyed by flooding; replaced

Crosswicks Creek Covered Bridge (Burlington County, New Jersey)
Built 1833
Lost Bridge over Crosswicks Creek on Church Road
Replaced by a new bridge

Funkstown Bridge No. 2 (Washington County, Maryland)
Built 1833; rehabilitated 1983
Stone arch bridge over Antietam Creek on East Oak Ridge Drive in Funkstown
Open to traffic

Great Eddy Covered Bridge 45-12-14 (Washington County, Vermont)
Built 1833; Pedestrian walkway added 1940; Rehabilitated 1973, 1989, 1992, 2001, 2015
Covered bridge over Mad River on Bridge street in Waitsfield
Open to traffic

Ipswich River Bridge (Essex County, Massachusetts)
Built 1833; rehabilitated 1937
Stone arch bridge over Ipswich River on Highland Street
Closed to all traffic

Main Street Bridge (Hartford County, Connecticut)
Completed 1833; originally spanned the Little River (later, Park River)
Stone arch bridge over CT 598 (Whitehead Highway) on Main Street in Hartford
Open to traffic

MBTA - Sudbury River Bridge (MP 23.54) (Middlesex County, Massachusetts)
Built 1833, widened with concrete in 1913
Stone arch bridge over Sudbury River on MBTA Worcester Line
Open to traffic

MBTA - Sudbury River Bridge (MP 26.35) (Middlesex County, Massachusetts)
Built ca. 1833; widened with concrete in 1923
Stone arch bridge over Sudbury River on MBTA Worcester Line
Open to traffic

Pequabuck Bridge (Hartford County, Connecticut)
Built 1833
Stone arch bridge over Pequabuck River before rechanneling 300' west. On Farmington Canal Heritage Trail
Open to pedestrians only

Seneca Aqueduct (Montgomery County, Maryland)
Built 1833, One span collasped after flooding in 1971
Brick arch bridge over Seneca Creek on C&O Canal Path
Open to pedestrians

Staple Bend Tunnel (Cambria County, Pennsylvania)
Built 1831-33
Tunnel on Rail Trail
Open to pedestrians only

Weirs Channel Bridge (1833) 29-01-P01x (Belknap County, New Hampshire)
Replaced an 1804 covered bridge in order to create the clearence needed for the first ferry on the lake. The ferry "Belknap".
1833 Wooden covered bridge over Lake Winnipesaukee on Main St
Replaced by a new bridge

Western Canal Bridge (Middlesex County, Massachusetts)
Built 1833; rehabilitated 1923
Stone arch bridge over Western Canal on Broadway in Lowell
Open to traffic