Milltown High Street Bridge (Warren County, Pennsylvania)
Built 1937; rehabilitated 1982
Pony truss bridge over Tionesta Creek on PA 2002 (High Street) in Milltown
Open to traffic

Minnesota River MN 4 Bridge (Brown County, Minnesota)
Built 1930-31; replaced 1994
Lost two-span through truss bridge over Minnesota River on MN 4
Replaced by new bridge

Monett Business US 60 Bridge (Barry County, Missouri)
Built 1935
Through truss bridge over the railroad on Business US 60 east of Monett
Open to two-lane 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

Monument Road Bridge (Harris County, Georgia)
Built 1930
Truss bridge over Sand Creek on Monument Road
Open to traffic

Morris Bridge (Grundy County, Illinois)
Built 1934; rehabilitated 1978; replaced 2002
Lost five-span through truss bridge over the Illinois River on IL 47 at Morris
Replaced by modern bridge

Morrison Creek Bridge (Sullivan County, Indiana)
Built 1935
Pony truss bridge over Morrison Creek on CR 75 North
Open to traffic

Mott Bridge (Douglas County, Oregon)
Built 1936
Wooden arch bridge over North Umpqua River on a local road
Open to traffic

Mount Carmel Bridge (Wabash County, Illinois)
Built 1932; rehabilitated 1987
Through truss bridge over Wabash River on IL 15/IN 64 in Mount Carmel
Open to traffic

Mountain St. over the Verdugo Wash (Los Angeles County, California)
1936
Pony truss bridge over Verdugo Wash on Mountain St. in Glendale, Los Angeles County, California
Open to Traffic

Muddy River Bridge (Clark County, Nevada)
Built 1932-33; demolished ca. 1987
Lost two-span pony truss bridge over Muddy River on Old US 91
No longer exists

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

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

N. Teutonia Avenue Bridge (Milwaukee County, Wisconsin)
Built 1936; Reconstructed in 2002
Concrete arch bridge over Lincoln Creek on N. Teutonia Avenue in Milwaukee
Open to traffic

Narrow Bridge (Bedford County, Pennsylvania)
Built 1935 by the Pittsburg Construction Co.
Open-spandrel arch bridge over Raystown Branch of Juniata River on US 30
Open to traffic

National Avenue Bridge (Bourbon County, Kansas)
Built 1933; rehabilitated 1983
Marsh arch bridge over Marmaton River on National Avenue (Old US 69) in Fort Scott
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

Neosho River K-58 Bridge (Neosho County, Kansas)
Built 1937
Through truss bridge over Neosho River on K-58
Open to traffic

Neosho River US 75 Bridge (Coffey County, Kansas)
Built 1934; Lost 2006
Through truss bridge over Neosho River on US 75
Lost

New Harmony Bridge (Posey County, Indiana)
Built 1932
Closed four-span through truss toll bridge over Wabash River on IL 14 at New Harmony, Indiana
Open to toll traffic

Newport Bridge (Jackson County, Arkansas)
Built 1930
Cantilevered through truss bridge on AR 367 (formerly US 67) over White River at Newport
Open to two-lane traffic

Newport Railroad Bridge (Jackson County, Arkansas)
Built 1938 by the Virginia Bridge Co.
Through truss swing bridge over White River and CR 10 on the Union Pacific Railroad south of Newport
Open to railroad traffic

Niangua Arm US 54 Bridge (Camden County, Missouri)
Built 1930; replaced 1999
Lost cantilevered through truss bridge over Niangua Arm, Lake of the Ozarks, on US 54 southwest of Camdenton
Replaced by a new bridge

Niangua Bridge (Camden County, Missouri)
Built 1935; demolished in 2003
Lost deck truss bridge over Niangua Arm, Lake of the Ozarks, on MO 5/7 northwest of Camdenton
Replaced by modern bridge

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 Route K Bridge (Dallas County, Missouri)
Built or relocated here in 1936; rehabilitated 1994
Through truss bridge over Niangua River on Route K
Open to traffic

Noix Creek MO 79 Bridge (Pike County, Missouri)
Built 1935
Pony truss bridge over Noix Creek on MO 79 in Louisiana
Open to two-lane traffic

Norfork Bridge (Baxter County, Arkansas)
Construction started Aug. 21, 1936, by the Vincennes Steel Company; dedicated June 17, 1937
Four-span deck truss bridge over North Fork White River on AR 5 at Norfork
Open to traffic

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

North Branch Root River Bridge (Fillmore County, Minnesota)
Built 1939
Through truss bridge over North Branch Root River on CR 124
Open to traffic

North Cayuga Street Bridge (Tompkins County, New York)
Built 1934; rehabilitated 2002
Pony truss bridge over Fall Creek on North Cayuga Street in Ithaca
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 Fork Route H Bridge (Jasper County, Missouri)
Built 1933
Pony truss bridge over North Fork Spring River on Route H
Open to traffic

North River MO 168 Bridge (Marion County, Missouri)
Built 1932
Four-span through truss bridge over North River on MO 168, west of Palmyra
Open to two-lane traffic

Nut Junction Bridge (Cape Girardeau County, Missouri)
Built 1938
Pony plate girder bridge over the Castor River Diversion Channel on Route N just east of the intersection with Route U and Route T
Open to two-lane traffic with no posted weight limit

Oak Creek Mill Road Bridge (Milwaukee County, Wisconsin)
Built 1931
Concrete arch bridge over Oak Creek on Mill Road in South Milwaukee
Currently Closed to traffic due to flood damage

Oak Creek Parkway Bridge (Milwaukee County, Wisconsin)
Built 1931
Concrete arch bridge over Oak Creek on Oak Creek Parkway in South Milwaukee
Open to traffic

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

Okabena Bridge (Jackson County, Minnesota)
Built 1936; replaced 1998
Lost through truss bridge over Jack Creek on CSAH 9 at Okabena
Replaced by a modern bridge

Old Appleton US 61 Bridge (Cape Girardeau County, Missouri)
Built 1931
Pony truss bridge over Apple Creek on US 61 at Old Appleton
Open to two-lane traffic on a dangerous curve

Old Hundred (Wetzel County, West Virginia)
Built 1933
Bridge over Church Fork Creek on Us 250
Open to traffic

Old Monitor Road Bridge (Chelan County, Washington)
Built 1930
Concrete arch bridge over Wenatchee River on Old Monitor Road
Open to traffic

Old Monroe Bridge (Lincoln County, Missouri)
Built 1930
Three-span through truss bridge over Cuivre River on Main Street (Old MO 79) in Old Monroe
Closed to all traffic as of March 2008

Old Vicksburg Bridge (Warren County, Mississippi)
Built 1930
Cantilevered through truss bridge over the Mississippi River at Vicksburg just north of the I-20 bridge in Vicksburg
Closed to all vehicular and pedestrian traffic, but still used by the Kansas City Southern railroad

Olena Road Bridge (Arkansas County, Arkansas)
Built 1936
Small arch bridge over a drainage ditch on Olena Road (CR 402)
Open to one-lane traffic

Opossum Creek IN 263 Bridge (Warren County, Indiana)
Built 1936
Concrete arch bridge over Opossum Creek on IN 263
Open to traffic

Orange & Hill Viaduct over SPRR (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, California & Eastern Railroad Crossing (Klamath County, Oregon)
Built 1936
Concrete deck girder bridge over OC&E Trail (Formerly Oregon California & Eastern Railroad) on Oregon Route 140
Open to traffic

Osage Fork MO 32 Bridge (Laclede County, Missouri)
Built 1933
Through truss bridge over Osage Fork on MO 32
Open to traffic

Osage Fork MO 5 Bridge (Laclede County, Missouri)
Built 1932
Three-span pony truss bridge over Osage Fork on MO 5 in Twin Bridges
Open to traffic

Osage River MO 7 Bridge (Benton County, Missouri)
Built 1930; replaced in the 1970s by a new bridge with the creation of Truman Reservoir
Lost through truss bridge over Osage River on MO 7 (formerly MO 35) west of Warsaw
Removed

Oswald Bridge (Madison County, Illinois)
Built 1937
Pony truss bridge over Sugar Creek on Michael Road, east of Highland, 1.5 mi. east of Highland
Open to traffic

Otter Creek Bridge (Chautauqua County, Kansas)
Built 1936 by the Works Progress Administration
Through truss bridge over Otter Creek, 4.2 mi. north of Cedarvale
Open to traffic

Otterville Railroad Bridge (Cooper County, Missouri)
Built 1938
Two-span pony plate girder railroad bridge over Lamine River, parallel with Route A
Open to railroad traffic

Ozark Bridge (Franklin County, Arkansas)
Built 1930 as a six-span concrete arch bridge; bridge rehabilitated and main span replaced in 1970
Steel through arch bridge over the Arkansas River on AR 23 at Ozark
Open to two-lane traffic

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

Paradise Creek Bridge (Russell County, Kansas)
Built 1935
Stone arch bridge over Paradise Creek, 1.0 mi. south and 0.5 mi. east of Paradise
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

Peace Valley Road Bridge (Sharp County, Arkansas)
Built 1936
Small two-span arch bridge over an unnamed creek on Peace Valley Road (CR 46)
Open to traffic

Peshastin Main Street Bridge (Chelan County, Washington)
Built 1931; rehabilitated 1975
Concrete arch bridge over Wenatchee River on Peshastin Main Street
Open to 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

Petersburg Road Bridge (Jackson County, Minnesota)
Built 1930; closed to traffic 1984; abandoned 1992; damaged by flooding 1993; later demolished
Lost through truss bridge over West Fork Des Moines River on Petersburg Road in Jackson
No longer exists

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

Pike River Bridge (Kenosha County, Wisconsin)
Built 1933
Stone arch bridge over Pike River on Petrifying Spr
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 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

Pioneer Bridge (Siskiyou County, California)
Built 1931
Deck truss bridge over Shasta River on CA 263
Open to traffic

Platte River MO 45 Bridge (Platte County, Missouri)
Built 1933
Three-span through truss bridge over Platte River on MO 45 in Farley
Open to traffic with a 45 ton limit

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

Polk Bayou Arch Bridge (Independence County, Arkansas)
Built 1930 by the Luten Bridge Co.
Five-span open-spandrel arch bridge over Polk Bayou on AR 69 in Batesville
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

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

Pottawatomie Creek Bridge (Miami County, Kansas)
Built 1932; rehabilitated 1995
Three span through arch bridge over Pottawatomie Creek on Old KS 7 in Osawatomie
Open to traffic

Pruitt Bridge (Newton County, Arkansas)
Built 1931 by the Virginia Bridge & Iron Co.
Through truss bridge over Buffalo River on AR 7
Open to traffic

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

Push Lane Bridge (Union County, Illinois)
Built 1937; replaced 2005
Lost wooden deck bridge over Mill Creek on Push Lane (TR 267A) just off IL 127, 0.6 mi. north of Mill Creek
No longer exists

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

Range Line Road Bridge (Milwaukee County, Wisconsin)
Built 1935
Concrete arch bridge over Milwaukee River on Range Line Road in River Hills
Open to traffic

Red Cliff Truss Bridge (Eagle County, Colorado)
Built 1934
Deck truss bridge over Eagle River and the Union Pacific Railroad on Water Street at Red Cliff
Open to traffic

Red River US 71 Bridge (Rapides Parish, Louisiana)
Built 1936
Through truss bridge over Red River on US 71 at Fort Buhlow
Open to traffic

Red River US 82 Bridge (Miller County, Arkansas)
Built 1931; replaced 1990
Lost through truss over Red River on US 82 at Garland City in Garland
Replaced by a new bridge

Redings Mill Bridge (Newton County, Missouri)
Built 1930 by contractor M.E. Gillioz
Closed three-span open-spandrel arch bridge over Shoal Creek on MO 86 south of Joplin in Joplin
Bypassed by new bridge; open to pedestrians only

Republican River Bridge (Webster County, Nebraska)
Built 1935
Truss bridge over Republican River on US 281, 2 mi. south of Red Cloud
Open to traffic

River Aux Vases Route B Bridge (Ste. Genevieve County, Missouri)
Built 1936
Through truss bridge over River Aux Vases on Route B southwest of Ste. Genevieve
Open to one-lane traffic

River Road Bridge (Miami County, Indiana)
Built 1932
Pony truss bridge over Little Pipe Creek on River Road
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

Roasting Ear Creek Bridge (Stone County, Arkansas)
Built 1936 by the Civilian Conservation Corps
Small three-span stone arch bridge over Roasting Ear Creek on AR 263
Open to two-lane traffic

Robidoux Creek Bridge (Marshall County, Kansas)
Built 1931
Pony truss bridge over Robidoux Creek, 0.5 mi. north and 1.5 mi. west of Frankfort
Open to traffic

Rock Church Road Bridge (Warren County, Missouri)
Built or relocated in 1936
Two-span through truss bridge over Big Creek on N. Rock Church Road east of MO 47
Open to one-lane 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

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

Route O Bridge (Mississippi County, Missouri)
Built 1936
Stringer bridge over a drainage ditch on Route O
Open to one-lane traffic

Ruby Street Bridge (Will County, Illinois)
Built 1935; rehabilitated 1972
Bascule bridge over Des Plaines River on IL 53 (Old US 66) in Joliet
Open to four-lane traffic

Rulo Bridge (Richardson County, Nebraska)
Built 1938
Through truss bridge over Missouri River on US 159 at Rulo
Open to traffic

Saline River US 183 Bridge (Ellis County, Kansas)
Built 1933; rehabilitated 1963
Seven-span open-spandrel arch bridge over Saline River on US 183, 13.85 mi. north of I-70
Open to traffic

Salt Creek IN 130 Bridge (Porter County, Indiana)
Built 1932
Concrete arch bridge over Salt Creek on IN 130
Open to traffic

Salt Creek US 30 Bridge (Porter County, Indiana)
Built 1938
Concrete arch bridge over Salt Creek on US 30
Open to traffic

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

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