Middle Fork AR 7 Bridge (Garland County, Arkansas)
Built 1933 by the Ault-Rich Construction Co. of Cassville, Missouri
Two-span open-spandrel arch bridge over Middle Fork Saline River on AR 7
Open to two-lane traffic

Middle Road Covered Bridge (Ashtabula County, Ohio)
Built 1868; rehabilitated 1984
Covered bridge over Conneaut Creek on Middle Road in Conneaut
Open to traffic

Mill Creek Bridge (Wabaunsee County, Kansas)
Built ca. 1935
Through truss bridge over Mill Creek on Willard Road, 1.0 mi. east and 0.2 mi. north of Maple Hill
Open to traffic

Mill Creek Swinging Bridge (Miller County, Missouri)
Built by Joseph Dice; rehabilitated 1978
Swinging bridge over Mill Creek on Lake Road 42-18 (Swinging Bridges Road) near Brumley
Open to one-lane traffic

Millers Bridge (Butler County, Missouri)
Built 1924
Pony truss bridge over Cane Creek on Route PP (Old US 60) west of Poplar Bluff
Open to two-lane traffic

Milltown Bridge (Sebastian County, Arkansas)
Built 1940 by the Works Progress Administration
Two-span stone arch bridge over Vache Grasse Creek on CR 77 (Mount Harmony Road) west of Milltown
Current status unknown

Miner Street Bridge (Clear Creek County, Colorado)
Built 1902 by Kuyes and Work. Reconstructed 1990 (the trusses are no longer load-bearing).
Reconstructed pony truss bridge over Clear Creek on Miner Street in Idaho Springs
Open to traffic

Mingo Ditch Route T Bridge (Stoddard County, Missouri)
Built 1955
Steel stringer bridge with wooden piers over Mingo Ditch on Route T
Open to two-lane traffic

Mississippi County Road 319 Bridge (Mississippi County, Missouri)
Built 1922 as part of a bridge with at least two spans; relocated here 1965
Pony truss bridge over Ditch 29 on CR 319 just off MO 77
Open to traffic

Mississippi County Road 521 Bridge (Mississippi County, Missouri)
Built ca. 1922; relocated here 1965
Pony truss bridge on CR 521 over Wilkinson Drainage Ditch just west of MO 102
Open to traffic

Mississippi River I-40 Bridge (Shelby County, Tennessee)
Built 1973
Two-span steel through arch bridge over the Mississippi River on I-40 at Memphis
Open to traffic

Montoursville Bridge (Lycoming County, Pennsylvania)
Built 1931; rehabilitated 1994
Three-span through truss bridge over Loyalsock Creek on PA 2014 in Montoursville
Open to traffic

Mound Road Bridge (Shelby County, Indiana)
Through truss bridge over Flatrock River on Mound Road
Open to traffic

Mount Olive Road Covered Bridge (Vinton County, Ohio)
Built 1875 by G. W. Pilcher; rehabilitated 1963
Covered bridge over Middle Fork Salt Creek on TR 8 (Mt. Olive Road)
Open to pedestrians only

Mulberry River AR 23 Bridge (Franklin County, Arkansas)
Built 1935 by McEachin and McEachin, Inc., of Little Rock
Three-span pony truss bridge over Mulberry River on AR 23
Open to traffic

Mullen Covered Bridge (Ashtabula County, Ohio)
Built 1876; rehabilitated 1987-88
Covered bridge over Mill Creek on Doyle Road
Open to traffic

Murray Baker Bridge (Peoria County, Illinois)
Built 1958; rehabilitated 1984 and 2005
Cantilevered through truss bridge over Illinois River on I-74 in Peoria
Open to traffic

Myers Creek Bridge (Forrest County, Mississippi)
Built 1934
Steel stringer bridge over Myers Creek on US 49 (Northbound Traffic)
Open to traffic

Narrows Bridge (Cleburne County, Arkansas)
Built 1961 in conjunction with the creation of the lake
Continuous through truss bridge over Little Red River (Greers Ferry Lake) on AR 16 between Higden and Greers Ferry
Open to traffic

Natural Dam Bridge (Crawford County, Arkansas)
Built 1934 by contractor M.E. Gillioz, replacing an earlier truss bridge built in 1907 by the Illinois Steel Bridge Co.
Two-span through truss bridge over Lee Creek on AR 59 near the community of Natural Dam
Open to traffic

Neff's Mill Covered Bridge (Lancaster County, Pennsylvania)
Built 1875
Covered bridge over Pequea Creek on Penn Grant Road
Open to traffic

Neosho River Bridge (Neosho County, Kansas)
Built 1954
Through truss bridge over Neosho River, 0.4 mi. west of Shaw
Open to traffic

Neosho River Bridge (Coffey County, Kansas)
Built 1926
Two-span Marsh arch bridge over Neosho River on 19th Road, 0.2 mi. east of Hartford
Open to traffic

Nevins Covered Bridge (Parke County, Indiana)
Built 1920 by J.A. Britton
Covered bridge over Little Raccoon Creek on CR S130E
Open to traffic

New Canal Bridge (Madison County, Illinois)
Built ca. 1963
Pair of cantilevered through truss bridges over Chain of Rocks Canal on I-270 in Granite City
Open to traffic

New Madrid County Road 626 Bridge (New Madrid County, Missouri)
Built 1954; rehabilitated 1986
Wooden deck bridge over Otter Slough Ditch on CR 626 southwest of Matthews
Open to one-lane traffic with a 13 ton weight limit

Newport Bridge (Newport County, Rhode Island)
Built 1969
Suspension bridge over East Passage Narragansett Bay on RI 138 in Newport
Open to toll traffic

Newport Covered Bridge (Vermillion County, Indiana)
Built 1885 by J.J. Daniels; rehabilitated 1983
Covered bridge over Little Vermillion River on CR 50 North
Open to traffic

Niangua River MO 64 Bridge (Dallas County, Missouri)
Built 1931
Two-span open-spandrel arch bridge over Niangua River on MO 64 near Bennett Springs
Open to traffic

Niangua River Old US 66 Bridge (Webster County, Missouri)
Built 1924
Pony truss bridge on Route CC (Old US 66) over East Fork Niangua River
Open to traffic

North Branch Root River MN 250 Bridge (Fillmore County, Minnesota)
Built 1924
Through truss bridge over North Branch Root River on MN 250
Open to traffic

North Fork Rogue River Bridge (Jackson County, Oregon)
Built 1930
Concrete arch bridge over North Fork Rogue River on CR 797
Open to traffic

North River Bridge (Madison County, Iowa)
Built ca. 1920; rehabilitated 1967
Through truss bridge over North River on a local road
Open to traffic

North Spring Street over the Los Angeles River (Los Angeles County, California)
Built 1928; rehabilitated 1939, seismic upgrade 1992
Concrete arch bridge over Los Angeles River on North Spring Street in Los Angeles
Open to traffic

Oakwood Avenue Bridge (Waukesha County, Wisconsin)
Built 1928, Replaced 2007
Lost stringer bridge over Fowler Lake on Oakwood Avenue in Oconomowoc
Replaced by new bridge

Ocean Avenue Bridge over Santa Monica Freeway (Los Angeles County, California)
Built 1935
Concrete arch bridge over I-10 on Ocean Avenue in Santa Monica
Open to traffic

Oconomowoc River Bridge (Waukesha County, Wisconsin)
Built 1910
Concrete arch bridge over Oconomowoc River on West Second Street in Oconomowoc
Open to traffic

Oconomowoc River Bridge (Waukesha County, Wisconsin)
Built 1916
Concrete arch bridge over Oconomowoc River on WI 83
Open to traffic

Oconomowoc River Hwy 16 Bridge (Waukesha County, Wisconsin)
Built 1924
Stringer bridge over Oconomowoc River on Wisc 16 - West Wisconsin Avenue in Oconomowoc
Open to traffic

Okatibbee Creek Bridge (Lauderdale County, Mississippi)
Built 1926
Pony truss bridge over Okatibbee Creek on Old US 80 in Meridian
Open to traffic

Old Cannons Lane Bridge (Jefferson County, Kentucky)
Built ca. 1960
Concrete arch bridge over Middle Fork Beargrass Creek on Old Cannons Lane in Louisville
Open to traffic

Old Highway 66 Bridge (Warrick County, Indiana)
Built 1941
Two span Parker through truss bridge over Little Pigeon Creek on Old Highway 66
Open to traffic

Olympic Boulevard over the Los Angeles River (Los Angeles County, California)
Built 1925
Concrete arch bridge over Los Angeles River and railroad tracks on Olympic Boulevard in Los Angeles
Open to traffic

Oneota Drive Bridge (Winneshiek County, Iowa)
Built 1948
Pony truss bridge over Drainage Channel on Oneota Drive in Decorah
Open to traffic

Opossum Hollow Bridge (Fountain County, Indiana)
Built ca. 1920
Concrete arch bridge over Opossum Hollow on CR 1300 North
Open to traffic

Orange & Hill Viaduct (Los Angeles County, California)
Built 1932
Steel stringer bridge over Orange Ave Oh (Sptco) on Orange Ave & Hill S in Long Beach
Open to traffic

Oregon Creek Covered Bridge (Yuba County, California)
Built 1860 by Thomas Freeman
Covered bridge over Oregon Creek on Alleghany Road at Oregon Creek Campground
Open to traffic

Owens Ditch Bridge (Benton County, Indiana)
Built ca. 1920
Pony truss bridge over Owens Ditch on CR 225 North
Open to traffic

Palm Tree Road Bridge (Fond du Lac County, Wisconsin)
Stone arch bridge over Sheboygan River on Palm Tree Road
Open to traffic

Paoli Pike Bridge (Floyd County, Indiana)
Built 1921
Two-span concrete arch bridge over Little Indian Creek on Paoli Pike
Open to traffic

Park Row over the Pasadena Freeway (CA 110) (Los Angeles County, California)
Built 1942
Arch bridge over Pasadena Freeway (CA 110) on Park Row in Los Angeles
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

Patoka River Bridge (Orange County, Indiana)
Built 1885; rehabilitated 1992
Through truss bridge over Patoka River on CR 700 South
Open to traffic

Patton Bridge (Bollinger County, Missouri)
Built 1922
Two-span pony truss bridge over Little Whitewater River on MO 51 in Patton
Open to two-lane traffic on a paved road

Pee Wee Reese Road (Jefferson County, Kentucky)
Built ca. 1930
Concrete arch bridge over Middle Fork Beargrass Creek on Pee Wee Reese Road in Louisville
Open to traffic

Perry County Road 838 Bridge (Perry County, Missouri)
Built 1905; reconstructed 1986
Bedstead pony truss bridge over a branch of Saline Creek on CR 838
Open to traffic

Perry Highway Bridge (Mercer County, Pennsylvania)
Built 1928; rehabilitated 1975
Through truss bridge over Neshannock Creek on PA 19 (Perry Highway)
Open to traffic

Pickerel Creek Bridge (Greene County, Missouri)
Pony truss bridge over Pickerel Creek on FM 128, southwest of Bois D'Arc
Open to one-lane traffic

Pilot Grove Road Bridge (Moniteau County, Missouri)
Built ca. 1940; rehabilitated 1992
Pony truss bridge over Pilot Branch on Pilot Grove Road
Open to traffic

Pinch Creek CR 135 Bridge (Callaway County, Missouri)
Pony truss bridge over Pinch Creek on CR 135
Open to one-lane traffic

Pine Street Bridge (Butler County, Missouri)
Built 1934; rehabilitated 1986. Parallel eastbound bridge built 1975.
Deck truss bridge on westbound Business US 60 (Pine Street) over Black River in Poplar Bluff
Open to two-lane westbound traffic

Pinetown Covered Bridge (Lancaster County, Pennsylvania)
Built 1867; rehabilitated 1974
Covered bridge over Big Conestoga River on Bridge Road (TR 620)
Open to traffic

Piney Creek US 167 Bridge (Sharp County, Arkansas)
Built 1928 by Fred Luttjohann; widened in 1956
Open-spandrel arch bridge over Piney Creek on US 167 in Evening Shade
Open to traffic

Plummer Creek Covered Bridge (Greene County, Indiana)
Built 1883 by A.M. Kennedy & Sons; rehabilitated 1997
Covered bridge over Plummer Creek on Baseline Road (CR 25 East)
Open to traffic

POC Next to Glendale Blvd. Bridge (Los Angeles County, California)
Built 1929
Wooden arch bridge over Los Angeles River on Glendale Blvd. in Los Angeles
Open to traffic

Popolopen Creek Bridge (Orange County, New York)
Built 1937; rehabilitated 1992
Deck truss bridge over Popolopen Creek on US 9W in West Point
Open to traffic

Porterfield Road Bridge (Venango County, Pennsylvania)
Built ca. 1895
Stone arch bridge over Mill Creek on TR 357 (Porterfield Road)
Open to traffic

Portland Bridge (Fremont County, Colorado)
Built 1927
Deck truss over the Arkansas River on CO 120 at Portland in Penrose
Open to traffic

Portland Mills Covered Bridge (Parke County, Indiana)
Originally built 1856 by Henry Wolfe; relocated 1961; arsoned in 1989; reconstructed 1996
Covered bridge over Little Raccoon Creek on CR E650N
Open to traffic

Prairie Creek Bridge (Dubuque County, Iowa)
Built ca. 1930
Pony truss bridge over Prairie Creek on a local road
Open to traffic

Prairie Creek Bridge (Dubuque County, Iowa)
Built 1901
Through truss bridge over Prairie Creek on a local road
Open to traffic

Prairie Grove Bridge (Washington County, Arkansas)
Built 1923 by the Luten Bridge Co.
Concrete arch bridge over Illinois River on CR 623 (Black Nursery Road) northeast of Prairie Grove
Open to one-lane traffic

Prescott Bridge (Linn County, Kansas)
Built 1918
Three-span stone arch bridge over a branch of Little Osage River on 200th Road, southwest of Prescott
Open to traffic

Pyatt Arch Bridge (Marion County, Arkansas)
Built 1923 by M.K. Orr Contracting Co. of Harrison
Three-span closed-spandrel arch bridge over Crooked Creek on Spur US 62 at Pyatt
Open to one-lane traffic

Railey Creek Bridge (Stone County, Missouri)
Built 1923
Through truss bridge over Railey Creek on MO 413 (formerly MO 13)
Open to traffic

Rainbow Bridge (Jefferson County, Texas)
Opened Sept. 8, 1938; parallel bridge built 1991; rehabilitated and reopened to northbound traffic in 1998
Through truss bridge over Neches River on Westbound TX 73 in Port Arthur
Open to traffic

Rainbow Bridge (Niagara County, New York)
Built 1941
Steel arch bridge over Niagara River on Rainbow Bridge in Niagara Falls. Crosses U.S./Canada Border.
Open to traffic

Ramp Creek Covered Bridge (Brown County, Indiana)
Built 1838 by Henry Wolf; relocated 1932; rehabilitated 1986
Double-barreled covered bridge over North Fork Salt Creek at Brown County State Park in Nashville
Open to two lanes of traffic

Republican River Bridge (Republic County, Kansas)
Built 1921
Through truss bridge over Republican River, 1.0 mi. south and 1.0 mi. west of Republic
Open to traffic

Republican River Pegram Truss Bridge (Cloud County, Kansas)
Built 1893 by the Edge Moor Bridge Works of Wilmington, Delaware
Three-span through truss bridge over Republican River on 190th Road (RS 566), northeast of Concordia
Open to traffic

Richards Covered Bridge (Columbia County, Pennsylvania)
Built 1852
Covered bridge over South Branch Roaring Creek on Jepko Road
Open to traffic

Richland Creek Bridge (Greene County, Indiana)
Built 1905
Pony truss bridge over Richland Creek on CR 270E
Open to traffic

Riverdale Road Covered Bridge (Ashtabula County, Ohio)
Built 1900
Covered bridge over Grand River on Riverdale Road (CR 69)
Open to traffic

Riverside Bridge (St. Clair County, Alabama)
Built 1930; rehabilitated 1972
Through truss swing bridge over Coosa River (Logan Martin Lake) on US 78 at Riverside
Open to traffic

Riverside Drive Bridge Over The Los Angeles River at the Arroyo Seco (Los Angeles County, California)
Built 1939
Deck truss bridge over Los Angeles River on Riverside Drive in Los Angeles
Open to traffic

Robert Street Bridge (Ramsey County, Minnesota)
Built 1926; rehabilitated 1989
Concrete arch bridge over Mississippi River on Robert Street in St. Paul
Open to traffic

Robinson Road Bridge (Washington County, Arkansas)
Built 1926 by the Luten Bridge Co.
Two-span concrete arch bridge over Illinois River on CR 848 (Robinson Road)
Open to one-lane traffic

Rock Falls Bridge (Cerro Gordo County, Iowa)
Built 1929 by C.A. Holvik of Mason City, Iowa
Open-spandrel arch bridge over Shell Rock River on Spring Street in Rock Falls
Open to traffic

Rocky Point Bridge (Jackson County, Oregon)
Built 1919
Concrete arch bridge over Rogue River on OR 99
Open to traffic

Rolling Fork KY 289 Bridge (Marion County, Kentucky)
Built 1923; rehabilitated 1972
Through truss bridge over Rolling Fork on KY 289
Open to traffic

Rolling Stone Covered Bridge (Putnam County, Indiana)
Built 1915 by J.A. Britton
Covered bridge over Big Walnut Creek on CR 800 North
Open to traffic

Root River MN 250 Bridge (Fillmore County, Minnesota)
Originally built 1931 in Rochester; relocated here in 1960 to replace a similar bridge that had collapsed
Through truss bridge over Root River on MN 250 north of Lanesboro
Open to traffic

Root Road Covered Bridge (Ashtabula County, Ohio)
Built 1868; rehabilitated 1983
Two-span covered bridge over West Branch Ashtabula River on Root Road
Open to traffic

Rosehill Covered Bridge (Lancaster County, Pennsylvania)
Built 1849
Covered bridge over Cocalico Creek on Log Cabin Road
Open to traffic

Roseville Covered Bridge (Parke County, Indiana)
Built 1910 by J.L. Van Fossen; rehabilitated 1977
Two-span covered bridge over Big Raccoon Creek on CR S325W
Open to traffic

Round Spring Bridge (Shannon County, Missouri)
Built 1930
Single open-spandrel arch over Spring Valley Creek on MO 19
Open to traffic on a paved road with no posted weight limits

Rush Creek Covered Bridge (Parke County, Indiana)
Built 1904 by W.M. Hendricks; rehabilitated 1977
Covered bridge over West Fork Rush Creek on CR W900N
Open to traffic

Rye Hill Road Bridge (Sebastian County, Arkansas)
Built 1941 by the Works Progress Administration
Concrete slab bridge over Prairie Creek on Rye Hill Road (CR 90)
Open to traffic

Sac River FM 128 Bridge (Greene County, Missouri)
Concrete arch bridge over Sac River on FM 128, southwest of Bois D'Arc
Open to one-lane traffic

Sac River FM 17 Bridge (Greene County, Missouri)
Concrete bridge over Sac River on Farm Road 17
Open to traffic