Ryegate Bridge (Golden Valley County, Montana)
Built 1911; rehabilitated 1994
Through truss bridge over Musselshell River on Buffalo Trail (CR 217)
Open to traffic

Saddle Barn Road Bridge (Lawrence County, Indiana)
Built 1905; rehabilitated 1988
Through truss bridge over Leatherwood Creek on Saddle Barn Road in Bedford
Open to traffic

Sager Creek Bridge (Benton County, Arkansas)
Lost pony truss bridge over Sager Creek in Siloam Springs
No longer exists

Sailboat Bridge (Delaware County, Oklahoma)
Built 1938; demolished and replaced 2001
Lost deck truss bridge over Grand Lake on US 59 in Copeland
Replaced by new bridge

Salamonie River Bridge (Wells County, Indiana)
Built ca. 1910; rehabilitated 1980
Through truss bridge over Salamonie River on CR 1100 South
Open to traffic

Salamonie River Bridge (Wells County, Indiana)
Built 1905
Through truss bridge over Salamonie River on CR 900 South
Open to traffic

Salamonie Road Bridge (Huntington County, Indiana)
Built 1885 by the Smith Bridge Co.; replaced 1993
Lost Whipple truss over Wabash River on CR 200 W (Salamonie Road)
Replaced by modern bridge

Sale Creek Bridge (Hamilton County, Tennessee)
Built 1954
Pony truss bridge over Sale Creek on Daugherty Ferry Road
Open to traffic

Saline Creek MO 17 Bridge (Miller County, Missouri)
Built 1925
Through truss bridge over Saline Creek on MO 17, northeast of Tuscumbia
Open to two-lane traffic

Saline Creek MO 72 Bridge (Madison County, Missouri)
Built 1923; rehabilitated 1975
Pony truss bridge over Saline Creek on MO 72 east of Fredericktown
Open to traffic

Saline Creek Railroad Bridge (Ste. Genevieve County, Missouri)
Through truss railroad bridge over Saline Creek parallel to US 61 north of St. Mary
Still in use

Saline Creek US 61 Bridge (Ste. Genevieve County, Missouri)
Built 1925; replaced Aug. 2004
Lost through truss bridge over Saline Creek on US 61 north of St. Mary
Replaced by a new bridge

Saline River AR 24 Bridge (Sevier County, Arkansas)
Built 1929 by contractor Reynolds & Sutton; replaced 1991
Lost through truss over Saline River on AR 24 (later renamed US 371)
Replaced by a new bridge

Saline River Bridge (Lincoln County, Kansas)
Built 1905
Pony truss bridge over Saline River, 0.5 mi. west and 0.2 mi. south of Sylvan Grove
Open to traffic

Saline River US 278 Bridge (Bradley County, Arkansas)
Built 1949; replaced 2002
Lost pony and deck truss bridge over Saline River on US 278 (formerly AR 4) east of Warren
No longer exists

Saline River US 63 Bridge (Bradley County, Arkansas)
Built 1929 by the Lakeside Bridge & Steel Company; replaced 1991
Lost two-span through truss bridge over Saline River on US 63 (formerly AR 15)
Replaced by a prestressed concrete bridge

Saline River US 70 Bridge (Sevier County, Arkansas)
Lost two-span pony truss bridge over Saline River on US 70 west of Dierks
Replaced by a new bridge in 1950

Saline River US 79 Bridge (Cleveland County, Arkansas)
Replaced 1956
Lost through truss bridge over Saline River on AR 3 (later US 79) south of Rison
Replaced by a new bridge

Salladasburg Bridge (Lycoming County, Pennsylvania)
Built 1941; rehabilitated 1993
Through truss bridge over Larrys Creek on PA 287 in Salladasburg
Open to two-lane traffic

Salmon River Bridge (Clackamas County, Oregon)
Built 1929
Deck truss bridge over Salmon River on E. Brightwood Loop
Open to traffic

Salt Creek Bowstring Bridge (Cloud County, Kansas)
Bowstring pony truss bridge over Salt Creek on 212th Street, southeast of Hollis
Open to one-lane traffic on a dead-end, low-maintenance road

Salt Creek Bridge (Lawrence County, Indiana)
Built ca. 1870's-early1880's
Through truss bridge over Salt Creek on CR 10 South
Closed to all traffic

Salt Creek Old IN 450 Bridge (Lawrence County, Indiana)
Built 1913
Through truss bridge over Salt Creek on Old IN 450
Closed to all traffic

Salt Fork Bowstring Bridge (Saline County, Missouri)
Built ca. 1875
Bowstring through truss bridge over Salt Fork on CR 225
Open to traffic

Salt Fork CR 214 Bridge (Saline County, Missouri)
Built 1915; rehabilitated 1998
Pony truss bridge over Salt Fork on CR 214
Open to traffic

Salt River Covered Bridge (Ralls County, Missouri)
Built during the 1850's
Lost two-span covered bridge over Salt River north of New London on the Hannibal-New London Toll Road
No longer standing

Salt River KY 55 Bridge (Spencer County, Kentucky)
Built 1932
Through truss bridge over Salt River on KY 55 in Taylorsville
Open to traffic

Saluda River Bridge (Newberry County, South Carolina)
Replaced 1990
Lost Polygonal Warren through truss bridge over Saluda River on Sc 391
Replaced by new bridge

Saluda River Bridge (Saluda County, South Carolina)
Replaced 1992
Lost Polygonal Warren through truss bridge over Saluda River on Sc 39
Replaced by new bridge

Sam Eckman Covered Bridge (Columbia County, Pennsylvania)
Built 1876
Covered bridge over Little Fishing Creek on Covered Bridge Road, north of Sereno
Open to traffic

Sam Hill Memorial Bridge (Sherman County, Oregon)
Built 1962, Deck and rail replacement 2008
Through truss bridge over Columbia River on US 97
Open to traffic

Sample's Crossing Bridge (Fergus County, Montana)
Built 1899 by the King Bridge Co.; replaced by new bridge in 1948 but allowed to remain standing
Through truss bridge over Judith River on Route 81
Unknown status

Samson of the Cimarron (Seward County, Kansas)
Built in 1939 by the Rock Island Railroad: replacing several earlier bridges
Deck truss bridge over Cimarron River on Rock Island Railroad
Open to traffic

San Antonio Bridge (Conejos County, Colorado)
Built 1988
Pony truss bridge over Rio San Antonio on CR C west of US 285
Open to two-lane traffic

San Fernando Road over the Verdugo Wash (Los Angeles County, California)
1936
Pony truss bridge over Verdugo Wash on San Fernando Road in Glendale, Los Angeles County, California
Open to traffic

San Gabriel Canyon Road over the San Gabriel River (Los Angeles County, California)
Built 1933
Deck truss bridge over San Gabriel River on CA 39 in Azusa
Open to traffic

Sand Creek Bridge (Decatur County, Indiana)
Built 1925
Pratt through truss bridge over Sand Creek on CR 500 South.
Closed to traffic, bypass bridge being constructed.

Sand Creek Bridge (Washington County, Oklahoma)
Built 1913
Through truss bridge over Sand Creek in Bartlesville
Closed to traffic

Sand Creek IN 3 Bridge (Jennings County, Indiana)
Built 1935; rehabilitated 1982
Through truss bridge over Sand Creek on IN 3
Open to traffic

Sand Creek US 31 Bridge (Jackson County, Indiana)
Built 1936; rehabilitated 1995
Through truss bridge over Sand Creek on US 31
Open to traffic

Sanders Ferry Bridge (Anderson County, South Carolina)
Replaced 1983
Lost Camelback through truss bridge over Savannah River on Sc 184, GA 368
Replaced by new bridge

Sandy Creek Covered Bridge (Jefferson County, Missouri)
Built 1872 by the House Springs, Big River Valley Macadamized and Gravel Road Co. at a cost of $2,000
Covered bridge over Sandy Creek on Lemay Ferry Road north of Hillsboro
Open to pedestrians only

Sandy Creek MO 79 Bridge (Lincoln County, Missouri)
Built 1938
Through truss bridge over Sandy Creek on MO 79 near Foley
Open to traffic

Sandy Ford Bridge (White County, Arkansas)
Built 1929; rehabilitated 1991; replaced 2007
Lost pony truss bridge over Bull Creek on Sandy Ford Road (CR 127)
Replaced by a new bridge

Sangamon River Bridge (Christian County, Illinois)
Through truss bridge over Sangamon River on TR 192, 5 mi. north of Mt Auburn
Closed to all traffic

Sangamon River Bridge (Sangamon County, Illinois)
Built ca. 1950
Two-span through truss bridge over Sangamon River on TR 171, 2.0 mi. east of Clear Lake
Open to traffic

Sank Bridge (Bollinger County, Missouri)
Built 1908; replaced 2004
Lost bedstead pony truss bridge over Clubb Creek on CR 530, northeast of Zalma
Replaced by a new bridge

Santa Clara River Railroad bridge (Los Angeles County, California)
Built in 1898 to connect Ventura and Saugus mainly for agricultural freight.
Through truss bridge over Santa Clara River on railroad in Santa Clarita
Closed to railroad traffic, popular jogging path

Santa Fe Avenue Bridge (Pueblo County, Colorado)
Built 1924 by the Pueblo Bridge Co.
Through truss bridge over the Arkansas River on eastbound US 50 (Santa Fe Avenue) in Pueblo
Open to two lanes of traffic

Santa Fe Bridge (Will County, Illinois)
Built 1935
Warren through truss bridge over Des Plaines River on Santa Fe Railroad in Joliet


Santa Fe Truss Bridge (Monroe County, Missouri)
Built 1888 as a two-span bridge near Florida by the St. Louis Bridge & Iron Co.; relocated here in 1932; replaced 1992
Lost wrought-iron through truss bridge over South Fork Salt River on CR 645 just south of Santa Fe
Replaced by a modern bridge

Santiam Railroad Bridge (Marion County, Oregon)
Built 1906
Pratt through truss bridge over Santiam River on Union Pacific Railroad in Jefferson
Open to traffic

Sappington Bridge (Crawford County, Missouri)
Built 1904; demolished Mar. 21, 2002; new concrete bridge completed Dec. 2002.
Lost through truss bridge over Meramec River southeast of Sullivan beyond the end of Route D
No longer exists

Satank Bridge (Garfield County, Colorado)
Built 1900 by the Pueblo Bridge Co.
Wooden through truss over Roaring Fork River on CR 106 near Carbondale
Closed to all traffic

Sauk Creek Bridge (Ozaukee County, Wisconsin)
Moved to this location ca. 1925
Pony truss bridge over Sauk Creek on Acess Road in Port Washington
Open to pedestrians

Saville Covered Bridge (Perry County, Pennsylvania)
Built 1903
Covered bridge over Buffalo Creek on PA 4001
Open to traffic

Sawyer Avenue Bridge (Taylor County, Wisconsin)
Built 1906; Replaced 1997; Status unknown
Pratt pony truss bridge over Black River on Sawyer Avenue in Town of Hammel


Saxton Ford Bridge (Buchanan County, Missouri)
Built 1925 by the Witham Construction Co.; replaced 1989
Lost through truss bridge over Platte River on Saxton-Easton Road
Replaced by a modern bridge

Scenic Bridge (Mineral County, Montana)
Built 1928; rehabilitated 1965
Deck truss bridge over Clark Fork on Old US 10 (CR 012)
Open to traffic

Schell City Bridge (Vernon County, Missouri)
Built 1906
Through truss bridge over Osage River on Rockville Road/Old River Road north of Schell City
Closed to all traffic

Schilpp Road Bridge (Lee County, Illinois)
Built 1915; relocated August 2006
Relocated pony truss bridge formerly over Five Mile Branch on Schilpp Road
Awaiting reconstruction at a site near Franklin Grove

Schneider's Ford Bridge (Cole County, Missouri)
Built 1897-98 by the Youngstown Bridge Co.; rehabilitated 1979; replaced 1988
Lost through truss over Moreau River on Bald Hill Road, southeast of Jefferson City
Replaced by a concrete bridge

Schomberg Road Bridge (Warren County, Missouri)
Built 1908; replaced 2006
Bedstead pony truss bridge over Water Run Creek on Schomberg Road
Replaced by new bridge

Schoneman Park Bridge (Rock County, Minnesota)
Built 1908 by the Hewett Bridge Co.; relocated here 1990
Kingpost pony truss bridge on a footpath within Schoneman Park, south of Luverne
Open to pedestrian traffic

Schoolhouse Trail Bridge (Madison County, Illinois)
Pratt pony truss bridge over IL 162 on MCT Schoolhouse Trail in Troy
Open to pedestrians

Schreyer Covered Bridge (Fairfield County, Ohio)
Built 1891, moved in 1987 to Schreyer farm on Basil Road.
Multiple Kingpost through truss bridge
Open to pedestrians

Scioto River CR 4 Bridge (Pickaway County, Ohio)
Built 1914 by the Oregonia Bridge Co.; rehabilitated 1983
Through truss bridge over Scioto River on CR 4
Open to traffic

Scioto-Darby Road Bridge (Pickaway County, Ohio)
Built 1910 by the The Oregonia Bridge Co., Lebanon, Oh.; rehabilitated 1986
Through truss bridge over Big Darby Creek on Scioto-Darby Road (CR 22)
Open to traffic

Scipio Covered Bridge (Jennings County, Indiana)
Built 1886; rehabilitated 1984
Covered bridge over Sand Creek on CR 575W
Open to traffic

Scofield covered bridge (Brown County, Ohio)
The bridge was replaced in the early 90's and the timbers were placed in storage.
Lost Multiple Kingpost through truss bridge over Beetle Creek on Martin Hill Road in Huntington
Replaced by new bridge

Scofield Road Bridge (Dodge County, Wisconsin)
Built Prior to 1891, Moved to this location and reinforced in 1891; Rebuilt 1910 for highway use; Demolished circa 1996
Lost Double-intersection Warren pony truss bridge over Union Pacific Railroad (Formerly Chicago & Northwestern) on Scofield Road near Lebanon
Removed

Scott Highway Bridge (Lenawee County, Michigan)
Built 1897; Closed 1989; Replaced 1998
Lost Pratt through truss bridge over Black Creek on Scott Hwy near Blissfield
Replaced by new bridge

Scottsboro Bridge (Jackson County, Alabama)
Built 1930
Cantilevered through truss bridge over Tennessee River on AL 35 at Scottsboro
Open to traffic

Seal Bridge (Franklin County, Indiana)
Was originally connected to a barn that has since collapsed. Also originally had doors on it.
Abandoned queenpost through truss bridge over Big Cedar Creek
Abandoned

Searcy Bridge (White County, Arkansas)
Lost swing through truss bridge over Little Red River on US 67W (now Davis Road, CR 76)
No longer exists

Second Boonville Railroad Bridge (Cooper County, Missouri)
Built 1894-96, replacing the first Boonville bridge, but reusing the substructure. Replaced by the third and current Boonville bridge in 1932 on a slightly different
Lost through truss swing bridge over the Missouri River on the MKT Railroad at Boonville
Replaced by a new bridge

Second Creek Road Bridge (Clay County, Missouri)
Built or relocated here ca. 1970
Pony truss bridge over Second Creek on Second Creek Road at Smithville
Open to two-lane traffic

Second Hannibal Bridge (Jackson County, Missouri)
Built 1917 to replace First Hannibal Bridge; auto deck abandoned 1956
Through truss bridge over Missouri River on the BNSF Railroad in Kansas City
Open to railroad traffic

Secrest Ferry Bridge (Monroe County, Indiana)
Pennsylvania through truss bridge over West Fork White River
Open to pedestrians

Seigrist's Mill Covered Bridge (Lancaster County, Pennsylvania)
Built 1885
Covered bridge over Big Chickies Creek on Seigrist Road
Open to traffic

Selby Avenue Bridge (Ramsey County, Minnesota)
Built 1890; modified 1960; closed to trafic in 1989; replaced 1993
Lost skewed through truss bridge over the Soo Line Railroad and Ayd Mill Road on Selby Avenue
Replaced by new bridge

Sellwood Bridge (Multnomah County, Oregon)
Built 1925
Deck truss bridge over Willamette River on Tacoma Street in Portland
Open to traffic

SEMO Port Railroad Bridge (Cape Girardeau County, Missouri)
Through truss bridge over the Diversion Channel on the SEMO Port Railroad south of Cape Girardeau
Open to railroad traffic

Seneca Bridge (Newton County, Missouri)
Through truss pedestrian bridge over Lost Creek in Seneca along MO 43
Open to pedestrians only

Seneca Bridge (La Salle County, Illinois)
Built 1932; rehabilitated 1986
Four-span through truss bridge over the Illinois River on IL 170 at Seneca
Open to two-lane traffic

Service Road Bridge (Cuyahoga County, Ohio)
Built 1922 by the King Bridge Co.
Through truss bridge over the Cuyahoga River on a service road within the Cuyahoga Valley National Park
Open to authorized National Park vehicles only

Settles Bridge (Forsyth County, Georgia)
Built 1896; abandoned 1950's
Abandoned pratt through truss bridge over Chattahoochee River on former Settles Bridge Road
Abandoned

Seven Mile Creek TR 331 Bridge (Preble County, Ohio)
Built 1906 by the Indiana Bridge Co. of Muncie, In.
Through truss bridge over Seven Mile Creek on TR 331
Open to traffic

Seven Mile Creek TR 333 Bridge (Preble County, Ohio)
Built 1931 by the Brookville Bridge Co. of Brookville, Oh.
Through truss bridge over Seven Mile Creek on TR 333
Open to traffic

Sevenmile Bridge (Mineral County, Colorado)
Built 1935; relocated 1981
Deck truss bridge over the Rio Grande at the entrance to Marshall Park Campground, just off CO 149
Open to traffic

Severn Creek KY 355 Bridge (Owen County, Kentucky)
Built 1942
Through truss bridge over Severn Creek on KY 355
Open to traffic

Severn's Bridge (Gibson County, Indiana)
Built 1908 by the Indiana Bridge Co.
Through truss bridge over Patoka River on Old IN 65
Closed to all traffic

Sewalls Falls Road Bridge (Merrimack County, New Hampshire)
Built 1915
Truss bridge over Merrimack River on Sewalls Falls Road in Concord
Open to traffic

Sewell Bridge (Ripley County, Missouri)
Built 1924, but may have been moved to this location from elsewhere
Pony truss bridge over Little Black River on CR H-5, just north of Hemenway Bridge
Open to traffic

Shackelford Bridge (Cooper County, Missouri)
Built 1913
Through truss bridge over Lamine River on Shackelford Bridge Road
Open to traffic

Shaw Bridge (Saline County, Arkansas)
Built ca. 1920; replaced 1997
Lost through truss bridge over Saline River on Grand Avenue (CR 27) south of Benton
Replaced by a new bridge

Shaw Road Bridge (Jones County, Iowa)
Built 1924; rehabilitated 1954
Two-span through truss bridge over Wapsipinicon River on Shaw Road
Open to traffic

Shawnee Bridge (Warren County, Indiana)
Built 1905; rehabilitated 1980
Through truss bridge over Wabash River on CR 100 East
Open to traffic

Shawnee Ford Bridge (Franklin County, Missouri)
Built ca. 1920; rehabilitated 1990
Through truss bridge over Bourbeuse River on Shawnee Ford Road beyond the end of Route AN
Open to one-lane traffic with a 19 ton weight limit

Shelby Street Bridge (Davidson County, Tennessee)
Built 1907-09; rehabilitated for pedestrian use in 2003
Three-span through truss bridge over Cumberland River on Shelby Street in downtown Nashville
Open to pedestrians only