Helicoidal Arch

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33rd Street Bridge (Philadelphia County, Pennsylvania)
Built 1901
Stone arch bridge over (previously) Master Street on 33rd Street, Rt. 13
Open to traffic

7th Street Improvement Arches (Ramsey County, Minnesota)
Built 1884
Stone arch bridge over RCRRA on E. 7th Street in St. Paul
Open to traffic

Amtrak - Yalesville Underpass (New Haven County, Connecticut)
Built 1838
Stone arch bridge over CT 71 on Amtrak in Wallingford
Open to traffic

Charlie Creek Bridge (Doniphan County, Kansas)
Skewed stone arch bridge over Charlie Creek on 190th Road
Open to traffic

CSX - Jackson Street Overpass (Chautauqua County, New York)
Built 1869
Stone arch bridge over Jackson Street on CSX Railroad
Open to traffic

CSX - OH19 Overpass (Seneca County, Ohio)
Built 1900
Stone arch bridge over OH 19 on Railroad (CSX)
Open to traffic

NS - Askew Bridge (Berks County, Pennsylvania)
Built 1857
Stone arch bridge over 6th Street on Philadelphia & Reading Railroad
Open to traffic

Skew Arch Bridge (Blair County, Pennsylvania)
Built 1832, Closed to traffic 1922, Restored in 1979
Stone arch bridge over Ravine on Pedestrian Pathway
Open to pedestrians only

UP - Rockford Rail Crossing (Winnebago County, Illinois)
Stone arch bridge over Future Park (Nee CB&Q) on Railroad (UP)
Open to traffic

UP - South Street Arch (McHenry County, Illinois)
Built 1867 by Chicago, St. Paul and Fond du Lac Railroad; Purchased by C&NW, widened 1897 to accomodate a second track
Stone arch bridge over South Street on UPRR / METRA Harvard Subdivision
Open to traffic