Black Creek Bridge (Wayne County, Missouri)
Built 1927 by the Missouri Pacific Railroad, later converted for vehicular useConcrete slab bridge over Black Creek on CR 345 south of Des ArcOpen to traffic
Carpenters Bluff Bridge (Bryan County, Oklahoma)
Built 1910Through truss bridge over Red River on 0728COpen to traffic
Center Street Bridge (Greene County, Pennsylvania)
Built ca. 1910 as a railroad bridge; relocated 1944; rehabilitated 1983Pony truss bridge over South Fork Tenmile Creek on PA 1011 in ClarksvilleOpen to traffic
Cole Camp Creek NE 301 Bridge (Benton County, Missouri)
Originally built by the Sedalia, Warsaw and Southwestern RailroadPony plate girder bridge over Cole Camp Creek on County Road NE 301Open to one-lane traffic
CR 3/05 Tunnel (Mingo County, West Virginia)
Built for railway, coal mined out, rail closed and was converted to roadwayTunnel on CR 3/05 (former N&W Railroad)
Dale Bridge (Stoddard County, Missouri)
Built ca. 1930 as a bridge on the Frisco Hoxie Branch railroad,
then retrofitted for vehicular use after railroad line was discontinuedWooden trestle with concrete deck on CR 499 near the historic railroad station of DaleOpen to one-lane traffic on a gravel road with a 17 ton weight limit and no guardrails
FEC Bahia Honda Bridge (Monroe County, Florida)
Built 1912, converted to highway use in 1938Railroad through truss bridge over Bahia Honda Channel on the former Florida East Coast RailwayClosed to all traffic
Flat Creek Railroad Bridge (Pettis County, Missouri)
Built ca. 1898 by the Sedalia, Warsaw and Southwestern RailroadTwo-span through truss bridge over Flat Creek on South Grand Avenue, south of SedaliaOpen to one-lane traffic
Indian Ford Bridge (Stoddard County, Missouri)
Formerly a bridge on the Frisco Hoxie Branch railroad built in 1926(?)
and later retrofitted for vehicle use when the line was discontinued in 1967Through truss bridge over St. Francis River between Puxico and Rombauer on Stoddard CR 499Open to one-lane traffic on a county road with a 10 ton weight limit
Layton Bridge (Fayette County, Pennsylvania)
Built 1892; rehabilitated 1984Through truss bridge over Youghiogheny River on PA 4038Open to traffic
Little Peno Creek Bridge (Pike County, Missouri)
Built ca. 1900 by the St. Louis & Hannibal RailroadThree-span concrete arch bridge over Little Peno Creek on CR 49Open to traffic
Long Key Viaduct (Monroe County, Florida)
Replaced 1981 but most of the bridge still intactClosed-spandrel arch bridge over Long Key Channel on Florida East Coast Railway (prior to 1935), Old US 1 (up to replacement)Closed to all traffic
Marathon Railroad Bridge (Monroe County, Florida)
Originally built by the railroad in 1912. Replaced 1982 with a modern bridge, but most of the original bridge (with a few spans removed for shipping) intact. Part of the bridge now used for fishing.Concrete Arch and Deck Girder bridge over Moser Channel on Old US 1 with a through truss swing span (removed), now used as a Fishing Pier and observation deck in MarathonClosed to all traffic
Marlowe Creek Bridge (Worth County, Missouri)
Built ca. 1885 by the Chicago, Burlington & Quincy Railroad; converted to vehicular use ca. 1981; rehabilitated 1996Through truss bridge over Marlowe Creek on CR 287Open to traffic
McKinley Bridge (St. Louis, Missouri)
Dedicated Nov. 10, 1910; closed to traffic in Oct. 2001; reopened 2007Three-span through truss bridge over the Mississippi River between St. Louis and Venice, IllinoisOpen to traffic
Midland Tunnel No. 1 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland RailroadFirst of four tunnels on CR 371 north of Buena VistaOpen to one-lane traffic
Midland Tunnel No. 2 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland RailroadSecond of four tunnels on CR 371 north of Buena VistaOpen to one-lane traffic
Midland Tunnel No. 3 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland RailroadThird of four tunnels on CR 371 north of Buena VistaOpen to one-lane traffic
Midland Tunnel No. 4 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland RailroadFourth of four tunnels on CR 371 north of Buena VistaOpen to one-lane traffic
Mingo Ditch Bridge (Stoddard County, Missouri)
Formerly a bridge on the Frisco Hoxie Branch railroad built in 1926 (?)
and refurbished for vehicle use when the line was discontinuedPony truss bridge over Mingo Ditch southwest of Puxico on CR 499Open to one-lane traffic on a gravel road with a 17 ton weight limit
Monongahela Connecting Railroad Bridge (Allegheny County, Pennsylvania)
Built 1904; converted to vehicular use in 2000Through truss bridge over Monongahela River on Gateway Blvd. in PittsburghOpen to traffic
Ohio River Blvd. Bridge (Allegheny County, Pennsylvania)
Built ca. 1875Stone arch bridge over Ferry Street on Ohio River Blvd. in SewickleyOpen to traffic
Old Railroad bridge at Panama (Le Flore County, Oklahoma)
Built 1903Abandoned bridge. Originally carried Midland Valley Railroad, later carried county road, now abandoned in Panama. Wood deck remains on 1/2 of the bridge, then a gate and no deck beyond. Very large trestle approach (unphotographed) on East side.Abandoned
Quinsippi Island Bridge (Adams County, Illinois)
Possibly built 1868 by the CB&Q Railroad; later retrofitted for vehicle trafficPlate girder swing bridge over Quincy Bay providing access to Quinsippi Island Park in QuincyOpen to one-lane traffic
Romley Bridge (Chaffee County, Colorado)
Built 1881 by the Denver, South Park, and Pacific RailroadClosed deck truss bridge over Pomeray Gulch (Chrysolite Creek) on FR 295 southwest of St. ElmoOpen to pedestrians only
Shirley Bridge (Van Buren County, Arkansas)
Built 1908 by the Wisconsin Bridge & Iron Co. as a railroad bridge; rehabilitated 1988Through truss bridge over Middle Fork Little Red River on River Road (CR 125) just outside of Shirley in ShirleyOpen to one-lane traffic
South Canadian River Bridge (Pottawatomie County, Oklahoma)
Built 1906; rehabilitated 1993. Originally a railroad bridge, converted to a road bridge.Through truss bridge over South Canadian River on 6374COpen to traffic
St. Francisville Bridge (Lawrence County, Illinois)
Built 1906 by the King Iron Bridge Company for the New York Central Railroads line from St. Francisville to Vincennes. Abandoned during late 1960's or early 70's by railroad, some years later local farmer bought it and reopened it as toll bridge.Through truss swing bridge over the Wabash River on TR 257, near St. FrancisvilleOpen to one-lane traffic, with a tollbooth in St. Francisville
St. Francisville Bridge (Lawrence County, Illinois)
Built 1906 for Big Four railroad(New York Central). Converted to single lane road bridge after rail line was abandoned.Timber stringer bridge over Wabash River Overflow on TR 257Open to traffic
St. Francisville Bridge (Lawrence County, Illinois)
Built 1906 for Big Four railroad(New York Central). Converted to single lane road bridge after rail line was abandoned.Timber stringer bridge over Wabash River Overflow on TR 257Open to traffic