Packsaddle Bridge (Roger Mills County, Oklahoma)
Built 1929-30; replaced 1985
Lost 26-span through truss bridge over South Canadian River on US 283
Replaced by a modern bridge

Paris Landing Bridge (Henry County, Tennessee)
Built 1927; replaced 1992
Lost through truss bridge over Tennessee River on TN 76
No longer exists

Paris Railroad Bridge (Monroe County, Missouri)
Through truss bridge over Middle Fork Salt River on the Norfolk Southern Railroad in Paris
Open to railroad traffic

Park Avenue Bridge (Greenlee County, Arizona)
Built 1918 by the Midland Construction Co.
Through truss bridge over San Francisco River on Park Avenue in Clifton
Open to traffic

Parker Bridge (Armstrong County, Pennsylvania)
Built 1934
Four-span through truss bridge over Allegheny River on PA 368 at Parker
Open to traffic

Parkin Bridge (Cross County, Arkansas)
Lost swing through truss bridge over St. Francis River on US 64 at Parkin
Replaced by a new bridge in 1954

Pearl City Bridge (Lincoln County, Tennessee)
Built 1919
Abandoned parker through truss bridge over Elk River on Dyer Road
Abandoned

Penns Creek Bridge (Centre County, Pennsylvania)
Built 1937
Pony truss bridge over Penns Creek on PA 45 in Spring Mills
Open to traffic

Penns Creek Bridge (Union County, Pennsylvania)
Built 1904 by the Owego Bridge Co.; rehabilitated 1949
Through truss bridge over Penns Creek on TR 309
Open to traffic

Penns Creek Bridge (Centre County, Pennsylvania)
Built 1938; rehabilitated 1974
Pony truss bridge over Penns Creek on PA 2011 in Coburn
Open to traffic

Perry Bridge (Jefferson County, Kansas)
Built 1926 by the Midland Bridge Co.
Through truss bridge over Delaware River on Bridge Street (Old US 24) just west of Perry in Perry
Open to two-lane traffic

Peshtigo River WI 64 Bridge (Marinette County, Wisconsin)
Built 1931; rehabilitated 1979
Through truss bridge over Peshtigo River on WI 64
Open to traffic

Petit Jean River AR 7 Bridge (Yell County, Arkansas)
Built 1930; replaced 1993
Lost pony truss bridge over Petit Jean River on AR 7
Replaced by a new bridge

Pick Bridge (Carbon County, Wyoming)
Built 1909-10; relocated 1934; replaced 1986
Lost Parker through truss bridge over North Platte River on Pick Bridge Road (CR 508)
Replaced by new bridge

Pigeon Creek Bridge (Washington County, Pennsylvania)
Built 1935
Pony truss bridge over Pigeon Creek on PA 481 in Monongahela
Open to traffic

Pikes Peak Bridge (Pulaski County, Missouri)
Built 1932
Through truss bridge over Gasconade River on MO 17 north of Waynesville
Open to two-lane traffic, but in very poor condition

Pine Creek Bridge (Tioga County, Pennsylvania)
Built 1937
Through truss bridge over Pine Creek on PA 3001
Open to traffic

Pine Creek Bridge (Park County, Montana)
Built 1910 by the Montana Bridge & Iron Co.; replaced 1990
Lost through truss bridge over Yellowstone River on CR 203, just west of Pine Creek
Replaced by new bridge

Pine Street Bridge (Snyder County, Pennsylvania)
Built 1952; rehabilitated 1992
Three-span pony truss bridge over Penns Creek on E. Pine Street (PA 1011) in Selinsgrove
Open to traffic

Pinhook Bridge (Putnam County, Indiana)
Built ca. 1910; rehabilitated 1984
Through truss bridge over Big Walnut Creek on CR 125 North
Closed

Pocahontas Bridge (Randolph County, Arkansas)
Built 1934 by the Pittsburgh-Des Moines Steel Co., replacing an earlier through truss structure located closer to the railroad bridge. Parallel bridge built 1986.
Through truss bridge with a center swing span over Black River on US 67 at Pocahontas
Open to two lanes of westbound traffic; eastbound traffic is carried by a parallel deck girder bridge

Point Remove Creek AR 124 Bridge (Conway County, Arkansas)
Built 1957-58
Through truss bridge over West Fork Point Remove Creek on AR 124
Open to traffic

Pomme de Terre River Bridge (Polk County, Missouri)
Built 1914 by the Canton Bridge Co.
Through truss bridge over Pomme de Terre River on 117th Road, just beyond the end of Route NN
Open to traffic

Pomme de Terre River CR 273 Bridge (Hickory County, Missouri)
Through truss bridge over Pomme de Terre River on CR 273
Open to traffic

Poncha Springs Bridge (Chaffee County, Colorado)
Built 1938
Pony truss bridge over South Arkansas River on US 285 at Poncha Springs
Open to traffic

Pond Creek US 60 Bridge (Grant County, Oklahoma)
Built 1934
Pony truss bridge over Pond Creek on US 60
Open to traffic

Portage Creek Bridge (Cameron County, Pennsylvania)
Built 1933
Pony truss bridge over Portage Creek on PA 120 in Emporium
Open to traffic

Porter's Bluff Bridge (Benton County, Arkansas)
Built 1904; replaced 1963
Lost through truss over White River (now Beaver Lake) on AR 12 east of Rogers
Replaced by a modern bridge in conjunction with the creation of Beaver Lake

Poteau River Bridge (Le Flore County, Oklahoma)
Built 1952
Through truss bridge over Poteau River on E1395 (Old US 59) in Poteau
Open to traffic

Prairie River M-86 Bridge (St. Joseph County, Michigan)
Built 1923; rehabilitated 1938
Pony truss bridge over Prairie River on M-86
Open to traffic

Prospect Bridge (Marion County, Ohio)
Built 1913 by the Standard Engineering Co.; rehabilitated 1985
Lost through truss bridge over Scioto River on OH 47 in Prospect
Replaced

Purgatoire River US 350 Bridge (Las Animas County, Colorado)
Built 1937
Pony truss bridge over Purgatoire River on US 350
Open to two-lane traffic on a major state highway

R.H. Henry Bridge (Warren County, Mississippi)
Built 1929
Through truss bridge over Big Black River on Old US 80
Open to traffic

Rapps Mill Bridge (Lawrence County, Pennsylvania)
Built 1928
Through truss bridge over Connoquenessing Creek on Portersville Road
Open to traffic

Red Canyon Bridge (Eagle County, Colorado)
Built 1933; replaced 2001
Lost through truss bridge over Eagle River on US 6, 6.5 mi. east of Eagle
Replaced by a new bridge

Rinard Mills Road Bridge (Monroe County, Ohio)
Pony truss bridge over Little Muskingum River on Rinard Mills Road (CR 20)
Open to traffic

Rivaux Creek Katy Bridge (Callaway County, Missouri)
Built 1896 by the A&P Roberts Co. of Pencoyd, Pennsylvania
Pony truss bridge over Rivaux Creek on the Katy Trail (former MKT Railroad), just east of Wainwright
Open to pedestrians and bicyclists only

River Road Bridge (Greene County, Missouri)
Built during the 1920's; bypassed by new bridges on US 60 in 1953 and US 65 in 1960
Preserved through truss bridge over James River on River Road (Old US 60/65) in Springfield
Open to pedestrians only as part of a city walking trail, but could still handle vehicular traffic

Riverside Bridge (Cambria County, Pennsylvania)
Built 1937; rehabilitated 1996
Pony truss bridge over Stonycreek River on PA 3006
Open to traffic

Roberts Bluff Bridge (Cooper County, Missouri)
Built 1904 by A.M. Blodgett of Kansas City
Lost through truss over Lamine River on Buffalo Prairie Drive south of Blackwater
Replaced by a new bridge in 1988

Rock House Bridge (Cole County, Missouri)
Built 1907 by the Canton Bridge Co.; replaced 1994
Lost through truss bridge over North Moreau Creek on Rockhouse Road near Russellville
Replaced by a new bridge

Rockport Bridge (Hot Spring County, Arkansas)
Built 1900 by Stupp Brothers Bridge & Iron Co.; destroyed by flooding in 1990
Lost three-span through truss bridge over Ouachita River on AR 84 in Malvern
Destroyed by flooding

Rollins Ferry Bridge (Osage County, Missouri)
Most likely replaced by a state highway bridge in the 1930's when MO 89 was constructed. The current bridge here was built 1964.
Lost three-span through truss over Gasconade River where MO 89 now crosses, east of Rich Fountain
No longer exists

Rose Point Bridge (Lawrence County, Pennsylvania)
Built ca. 1935
Through truss bridge over Slippery Rock Creek on Old US 422
Closed to all traffic

Rudolph Run Bridge (Greene County, Pennsylvania)
Built 1914 by Penn Bridge Co.
Pony truss bridge over Rudolph Run on PA 2001
Closed to all traffic

Salina Bridge (Westmoreland County, Pennsylvania)
Built 1906; rehabilitated 1978
Through truss bridge over Kiskiminetas Creek on PA 1060
Open to traffic

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 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 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

Salt Fork Red River Bridge (Collingsworth County, Texas)
Built 1939
Through truss bridge over Salt Fork of Red River on Northbound US 83
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

Sampson Creek CR 349 Bridge (Daviess County, Missouri)
Built 1946; replaced 2005
Pony truss bridge over Sampson Creek on CR 349
Replaced by new bridge

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

Sandbar Road Bridge (Monroe County, Ohio)
Pony truss bridge over Little Muskingum River on Sandbar Road (CR 16)
Open to traffic

Sandusky River Bridge (Seneca County, Ohio)
Built 1897; rehabilitated 1986; damaged and removed 1996
Lost through truss bridge over Sandusky River on CR 33
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

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

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

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

Schuylkill River Bridge (Schuylkill County, Pennsylvania)
Built 1903
Through truss bridge over Schuylkill River on TR 706 in Auburn
Closed to all traffic

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

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

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

Shamokin Creek Bridge (Northumberland County, Pennsylvania)
Built 1933; rehabilitated 1981
Through truss bridge over Shamokin Creek on PA 61 in Sunbury
Open to traffic

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

Shenango River Bridge (Mercer County, Pennsylvania)
Built 1897 by Penn Bridge Co.
Through truss bridge over Shenango River on TR 388 (Canal Road) in Sharpsville
Closed to all traffic

Shippingsport Bridge (La Salle County, Illinois)
Lost 7 span through truss vertical lift bridge, replaced with a modern span.
Lost through truss bridge over Illinois River on once carried US 51 and later IL 351
Replaced by new bridge

Sinnemahoning Creek Bridge (Cameron County, Pennsylvania)
Built 1938
Through truss bridge over Sinnemahoning Creek on PA 2001
Open to traffic

Sixth Street Bridge (Indiana County, Pennsylvania)
Built 1934
Pony truss bridge over Two Lick Creek on PA 403 in Clymer
Open to traffic

Slack Road Bridge (Muskingum County, Ohio)
Built 1900; rehabilitated 1951
Pony truss bridge over Kent Run on Slack Road (TR 90)
Open to traffic

Small Creek Bridge (Greene County, Pennsylvania)
Built 1919; rehabilitated ca. 1970
Pony truss bridge over Small Creek on TR 332
Open to traffic

Sni-A-Bar Creek Bridge (Lafayette County, Missouri)
Built 1929
Through truss bridge over Sni-A-Bar Creek on MO 224 (Old US 24) at Wellington
Open to traffic

Snowden Bridge (Richland County, Montana)
Built 1914; retrofitted to also allow vehicular toll traffic in 1925
Vertical-lift through truss bridge over the Missouri River on the BNSF Railroad
Open to railroad traffic

Snyder Road Bridge (Montgomery County, Pennsylvania)
Built 1904 by the York Bridge Co.; rehabilitated 1987 and 1996
Through truss bridge over Perkiomen Creek on Snyder Road in Philadelphia
Closed to all traffic

South Big River Bridge (St. Francois County, Missouri)
Built 1924; made obsolete by new bridge in 1957
Through truss bridge over Big River on Old US 67 in Desloge
Open to two-lane traffic

South Boat Ditch US 67 Bridge (Clark County, Arkansas)
Built 1931 by the Virginia Bridge & Iron Co. of Roanoke, Virginia
Pony truss bridge over South Boat Ditch on US 67
Open to two-lane traffic

South Branch Mehoopany Creek Bridge (Wyoming County, Pennsylvania)
Built 1932; rehabilitated ca. 1990
Through truss bridge over South Branch Mehoopany Creek on PA 87
Open to traffic

South Fork US 421 Bridge (Clinton County, Indiana)
Built 1940; rehabilitated 1985
Pony truss bridge over South Fork Wildcat Creek on US 421
Open to traffic

South Lafave River AR 7 Bridge (Perry County, Arkansas)
Built 1933 by McEachin and McEachin, Inc., of Little Rock
Two-span pony truss bridge over South Fourche Lafave River on AR 7
Open to two-lane traffic

Spring Creek Bridge (Atchison County, Kansas)
Built ca. 1930
Pony truss bridge over Spring Creek, 1.0 mi. west and 1.6 mi. north of Arrington
Open to traffic

St. Charles River US 50 Bridge (Pueblo County, Colorado)
Built 1942; parallel eastbound bridge built 1971
Through truss bridge over St. Charles River on westbound US 50 in Pueblo
Open to two-lane westbound traffic

St. Francis River Bridge (Madison County, Missouri)
Lost through truss bridge over St. Francis River
No longer exists

Stinking Creek OK 9 Bridge (Kiowa County, Oklahoma)
Built 1931
Three-span pony truss bridge over Stinking Creek on OK 9
Open to traffic

Stony Creek River Bridge (Somerset County, Pennsylvania)
Built 1936; rehabilitated 1979/1996
Pony truss bridge over Stony Creek River on PA 4041 in Belmont
Open to traffic

Stonycreek River Bridge (Cambria County, Pennsylvania)
Built 1937; rehabilitated 1999
Through truss bridge over Stonycreek River on PA 403 in Ferndale
Open to traffic

Stranger Creek Bridge (Atchison County, Kansas)
Built 1925
Pony truss bridge over Stranger Creek, 0.5 mi. south and 0.5 mi. east of Farmington
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

Sumnerville Station Bridge (Ottawa County, Kansas)
Built ca. 1930
Pony truss bridge over Solomon River on Quaker Road
Open to traffic

Susquehanna River Bridge (Bradford County, Pennsylvania)
Built 1942; rehabilitated 1993
Through truss bridge over Susquehanna River on PA 2010
Open to traffic

Sutliff Bridge (Johnson County, Iowa)
Built 1897-98; destroyed by flooding June 13, 2008
Three span through truss bridge over Cedar River on CR F14
One span destroyed by flooding

Swatara Creek Bridge (Lebanon County, Pennsylvania)
Built 1933; rehabilitated 1996
Pony truss bridge over Swatara Creek on PA 1020
Open to traffic

Taylor Bridge (Marion County, Missouri)
Built 1929, replacing an earlier bridge
Through truss bridge over North Fabius River on CR 313 (Old US 24/61)
Open to traffic with a weight limit

Terre Noire Creek US 67 Bridge (Clark County, Arkansas)
Built 1931 by the Virginia Bridge & Iron Co. of Roanoke, Virginia
Pony truss bridge over Terre Noire Creek on US 67
Open to traffic

Terre Rouge Creek US 67 Bridge (Hempstead County, Arkansas)
Built 1931 by the Virginia Bridge & Iron Co.
Pony truss bridge over Terre Rouge Creek on US 67
Open to two-lane traffic

Tioga River Bridge (Tioga County, Pennsylvania)
Built 1933; rehabilitated 1988
Pony truss bridge over Tioga River on PA 2017 in Blossburg
Open to traffic

Tionesta Creek Bridge (Forest County, Pennsylvania)
Built 1905 by the Eyre Construction Co.; rehabilitated 1948
Through truss bridge over Tionesta Creek on PA 1003 (Blue Jay Road)
Open to traffic

Tongue River Bridge (Sheridan County, Wyoming)
Built 1917
Parker Pony truss bridge over Tongue River on CN3-71
Open to traffic

Town Bridge Road Bridge (Hartford County, Connecticut)
Built 1895 by the Berlin Iron Bridge Co.; rehabilitated 1989
Through truss bridge over Farmington River on Town Bridge Road in Canton
Open to traffic