Sufficiency rating zero

Stone Mountain Covered Bridge (DeKalb County, Georgia)
Built 1891; relocated 1965
Covered bridge over Stone Mountain Creek within Stone Mountain Park
Open to traffic

Stoner Creek KY 3364 Bridge (Bourbon County, Kentucky)
Built 1881
Through truss bridge over Stoner Creek on KY 3364
Open to traffic

Stoney Point Road Bridge (Amelia County, Virginia)
Built 1912
Through truss bridge over Appomattox River on Stoney Point Road
Open to traffic

Sugar Creek Bridge (Bradford County, Pennsylvania)
Built 1900
Closed through truss bridge over Sugar Creek on PA 3022
Closed to all traffic

Sugar Creek Bridge (Sullivan County, Indiana)
Built 1899
Through truss bridge over Sugar Creek on CR 550 West
Abandoned with deck removed

Sugar Creek Overflow Bridge (Logan County, Illinois)
Built 1898
Through truss bridge over Sugar Creek Overflow on TR 144, 2 mi. southeast of Hartsburg
Open to traffic

Swift River Covered Bridge (Carroll County, New Hampshire)
Built 1869
Covered bridge over Swift River on West Side Road in Conway
Open to pedestrians only

Tallapoosa River Bridge (Cleburne County, Alabama)
Built 1951
Through truss bridge over Tallapoosa River on CR 84 in Heflin
Open to traffic

Tallapoosa River Bridge (Cleburne County, Alabama)
Built 1951
Through truss bridge over Tallapoosa River on CR 863
Open to traffic

Tenmile Creek Bridge (Greene County, Pennsylvania)
Built 1933; rehabilitated 1982
Through truss bridge over Tenmile Creek on PA 88 in Centerville
Open to traffic

Thompson Creek Bridge (Lawrence County, Alabama)
Built 1934
Pony truss bridge over Thompson Creek on Thompson Creek
Open to traffic

Thompson Creek LA 421 Bridge (West Feliciana Parish, Louisiana)
Built 1952
Through truss bridge over Thompson Creek on LA 421
Closed to all traffic

Thompson River Bridge (Decatur County, Iowa)
Built ca. 1890
Through truss bridge over Thompson River on a local road
Closed to all traffic

Tonawanda Creek Bridge (Wyoming County, New York)
Built ca. 1910; rehabilitated 1969; replaced 2000
Lost through truss bridge over Tonawanda Creek on Eck Road
No longer exists

Towanda Creek Bridge (Bradford County, Pennsylvania)
Built 1892; rehabilitated 1962
Through truss bridge over Towanda Creek on TR 330
Open to traffic

Town Road Bridge (La Crosse County, Wisconsin)
Built 1910
Through truss bridge over La Crosse River on Town Road
Open to traffic

Tug Fork Bridge (McDowell County, West Virginia)
Built 1918
Through truss bridge over Tug Fork on CR 52/1
Open to traffic

Tunkhannock Creek Bridge (Wyoming County, Pennsylvania)
Built 1878
Lenticular through truss bridge over Tunkhannock Creek on PA 1029
Closed to all traffic

Unnamed Creek Bridge (Union County, Iowa)
Built 1900
Through truss bridge over an unnamed creek on a local road
Open to traffic

Upper Elgin Bridge (Bastrop County, Texas)
Built 1923
Pony truss bridge over Wilbarger Creek on a pedestrian walkway
Open to pedestrians only

Upper Provo Canyon Railroad Bridge (Wasatch County, Utah)
Built 1938
Wooden bridge over Provo River on Heber Creeper Railroad
Open to traffic

Wahoo Creek Bridge (Saunders County, Nebraska)
Built 1910
Through truss bridge over Wahoo Creek on a township road, .7 mi. west and .3 mi. north of Memphis
Open to traffic

Walnut Street Bridge (Wabasha County, Minnesota)
Built 1904
Through truss bridge over North Branch Zumbro River at the end of Walnut Street in Mazeppa
Open to pedestrians only

Waring Creek Bridge (Hamilton County, Texas)
Built 1900
Through truss bridge over Waring Creek on CR 103
Closed to all traffic

Warm River Bridge (Fremont County, Idaho)
Built 1936
Wooden bridge over Warm River
Closed to all traffic

Warren Road Bridge (Knox County, Ohio)
Rehabilitated 1963
Through truss bridge over Wakatomica Creek on Warren Road (TR 147)
Open to traffic

Watonwan River Bridge (Watonwan County, Minnesota)
Built 1908
Through truss bridge over Watonwan River in Madelia
Open to pedestrians only

West Bath Road Bridge (Grafton County, New Hampshire)
Built 1832; rehabilitated 1987
Covered bridge over Ammonoosuc River on West Bath Road in Bath
Open to traffic

West Fork Crooked Creek Bridge (Washington County, Iowa)
Built 1928
Through truss bridge over West Fork Crooked Creek on a local road
Open to traffic

West Point Road Bridge (Carroll County, Illinois)
Built 1904
Through truss bridge over Plum River on West Point Road, 5.5 mi. northwest of Mt Carroll
Closed to all traffic

West Shore Road Bridge (Kent County, Rhode Island)
Built 1923
Deck truss bridge over RI 117 (West Shore Road) on Amtrak in Warwick
Open to traffic

Whetsone Creek CR 125 Bridge (Morrow County, Ohio)
Built ca. 1900; rehabilitated 1975
Through truss bridge over Whetsone Creek on CR 125
Derelict

Whetstone Creek CR 146 Bridge (Morrow County, Ohio)
Built 1913; rehabilitated 1950
Through truss bridge over Whetstone Creek on CR 146
Open to traffic

Whetstone Creek TR 152 Bridge (Morrow County, Ohio)
Built by the Massillon Bridge Co.; rehabilitated 1959
Through truss bridge over Whetstone Creek on TR 152
Open to traffic

Wilkins Mill Covered Bridge (Parke County, Indiana)
Built 1906 by W.M. Hendricks; rehabilitated 1977
Covered bridge over Sugar Mill Creek on CR N110E
Open to traffic

Wilson Creek Bridge (Caldwell County, North Carolina)
Built 1941
Concrete arch bridge over Wilson Creek on FDR 45
Open to traffic

Winding Road Bridge (Madera County, California)
Built 1950; rehabilitated 1991
Deck truss bridge over Siphon Mid Ditch on Winding Road
Open to traffic

Winding Road Bridge (Fresno County, California)
Built 1968; rehabilitated 2002
Pony truss bridge over South Fork San Joaquin on Winding Road
Open to traffic

Winding Road Bridge (Fresno County, California)
Built 1946
Pony truss bridge over Kings River on Winding Road
Open to traffic

Wolf Bridge (Cumberland County, Pennsylvania)
Built 1895; rehabilitated 1955
Through truss bridge over Conodoguinet Creek on Wolf Bridge Road (TR 508) in Schlusser
Open to traffic

Wruck Road Bridge (Niagara County, New York)
Built 1910
Through truss bridge over Erie Canal on Wruck Road
Open to traffic

Wyaconda River CR 257 Bridge (Clark County, Missouri)
Built ca. 1910; replaced 2007
Through truss bridge over Wyaconda River on CR 257
Replaced by new bridge

Yaleville Road Bridge (St. Lawrence County, New York)
Built 1892; rehabilitated 1969
Through truss bridge over Raquette River on Yaleville Road in Norfolk
Open to traffic

Yellow Creek CR 54 Bridge (Jefferson County, Ohio)
Built 1925
Lost through truss bridge over Yellow Creek on CR 54
No longer exists