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Built during 1970s

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Osage River MO 7 New Bridge (Benton County, Missouri)
Bridge on Mo Highway 7
Open to traffic

Otoe Creek Bridge (Saunders County, Nebraska)
Built 1970
Pony truss bridge over Otoe Creek on a county road, .5 mi. south and 2 mi. west of Leshara
Open to traffic

Otter Creek Bridge (Fayette County, Iowa)
Built 1972
Pony truss bridge over Otter Creek on Dove Road
Open to traffic

Otter Creek Bridge (Fayette County, Iowa)
Built 1974
Pony truss bridge over Otter Creek on Echo Valley Road
Open to traffic

Otter Slough CR 630 Bridge (New Madrid County, Missouri)
Built 1975
Wooden deck bridge over Otter Slough Ditch on CR 630
Open to traffic

P.N.W.R. - Willamette River Bridge (Clackamas County, Oregon)
Built 1975
Warren through truss with all verticals bridge over Willamette River on Portland and Western Railroad (P.N.W.R.) in Wilsonville
Open to traffic

P59 Bridge (Humboldt County, Iowa)
Built 1970
Bridge over Drainage ditch on Penn Avenue (Humboldt CR P59)
Open to traffic

Paducah Bridge (McCracken County, Kentucky)
Built 1973
Two-span tied-arch bridge on Interstate 24 over the Ohio River between Paducah, KY, and Metropolis, IL
Open to four lanes of traffic

Palace Avenue Bridge (Santa Fe County, New Mexico)
Built 1979
Concrete arch bridge over Santa Fe River on Palace Avenue in Santa Fe
Open to traffic

Paradise Creek Bridge (Crawford County, Iowa)
Built 1977; rehabilitated 1993
Pony truss bridge over Paradise Creek on N Avenue
Open to traffic

Park Entrance Road Bridge (San Juan County, Washington)
Built 1970
Concrete arch bridge over Paul Creek on Park Entrance Road at Moran State Park
Open to traffic

Parkersburg-Belpre Bridge (Wood County, West Virginia)
Built 1978
Cantilever through truss bridge over Ohio River on OH 32/WV 618 (formerly US 50)
Open to traffic

Parks Highway Bridge (Matanuska-Susitna Borough, Alaska)
Built 1971
Steel arch bridge over Hurricane Gulch on Parks Highway in Cantwell
Open to traffic

Pasquotank River ICWW Bridge (Pasquotank County, North Carolina)
Built 1972
Bascule bridge over Pasquotank River ICWW on US 158 in Elizabeth City
Open to traffic

Pearson Creek Bridge (Greene County, Missouri)
Built 1974; Rehabilitated 2010
Stringer bridge over Pearson Creek on Route D
Open to traffic

Pedestrian Overpass Bridge (Arlington County, Virginia)
Built 1976
Pony truss bridge over US-50 on Trail
Open to pedestrians only

Pennington Avenue Bridge (Baltimore, Maryland)
Built 1976
Bascule bridge over Curtis Creek on Pennington Avenue in Baltimore
Open to traffic

Pequonnock River Bridge (Fairfield County, Connecticut)
Built 1975
Vertical lift bridge over Pequonnock River on CT 130 in Bridgeport
Open to traffic

Perrine Bridge (Twin Falls County, Idaho)
Built 1976
Steel arch bridge over Snake River on US 93 at Twin Falls
Open to traffic

Peyton Bridge (Jackson County, Oregon)
Built 1975
Continuous Warren deck truss bridge over Rogue River on OR 62
Open to traffic

Phillips Creek Bridge (Union County, Oregon)
Built Ca. 1910, Relocated to site 1979
Polygonal Warren pony truss with alternating verticals bridge over Phillips Creek on Jones Road
Open to traffic

Pigtail Bridge (Pennington County, South Dakota)
Built 1976
Timber arch bridge over US 16A, on US 16A
Open to traffic

Piscataqua River Bridge (York County, Maine)
Built 1972
Through truss bridge over Piscataqua River, ME103 on Interstate 95
Open to traffic

Plaquemine Bayou LA 3066S Bridge (Iberville Parish, Louisiana)
Built 1971
Swing bridge over Plaquemine Bayou on LA 3066S at Indian Village
Open to traffic

Pleasant Hill Rd Kishwaukee River Bridge (De Kalb County, Illinois)
Built 1977
Beam bridge over S Br Kishwaukee Rv on Pleasant Hill Road
Open to traffic

Pleasant Street Bridge (Milwaukee County, Wisconsin)
Built 1972; improvements made in 1990
Bascule bridge over Milwaukee River on E. Pleasant Street in Milwaukee
Open to traffic

Plum Island Turnpike Bridge (Essex County, Massachusetts)
Built 1973
Bascule bridge over Plum Island River on Plum Island Turnpike in Newbury
Open to traffic

Point Pleasant Canal Bridge (Ocean County, New Jersey)
Built 1972
Vertical lift bridge over Point Pleasant Canal on NJ 13 in Point Pleasant
Open to traffic

Popps Ferry Bridge (Harrison County, Mississippi)
Built 1979
Bridge over Back Bay Biloxi on Popps Ferry Road
Open to traffic

Popps Ferry Bridge (Harrison County, Mississippi)
Built 1979
Bridge over Back Bay Biloxi on Popps Ferry Road
Open to traffic

Porter Road Bridge (Washington County, Arkansas)
Built 1971
Steel stringer bridge over Porter Road on I-540 / US 71 North Bound in Fayetteville
Open to traffic

Prairie Bridge (Clayton County, Iowa)
Built 1974
Steel through arch bridge over Mississippi River on US 18 between Marquette and Prairie du Chien
Open to traffic

Queen Isabella Causeway (Cameron County, Texas)
Built 1974
Steel stringer bridge over Intracoastal Waterway on Pr 100 in South Padre Island
Open to traffic

Ramsour Road Bridge (Ashley County, Arkansas)
Built 1972
Wooden bridge over Coffee Creek Relief on Ramsour Road (CR 11) at Mill Pond southwest of Crossett in West Crossett
Open to one-lane traffic

Raymond Bridge (Lancaster County, Nebraska)
1972, capacity rated 20 Tons - S-2S2(b)
Parker through truss bridge over North Oak Creek on West Raymond Road
Open to traffic

Razorback Bridge (Washington County, Arkansas)
Built 1976
Steel stringer bridge over I-540/US 62-71 on AR 16 in Fayetteville
Open to traffic

Redmond Way Overpass (King County, Washington)
Built 1972
Pony/through plate girder bridge over Redmond Way/WA 908 on Future rail trail
Open to pedestrians only

Reserve Relief Canal Bridge (St. John the Baptist Parish, Louisiana)
Built 1974
Stringer bridge over Reserve Relief Canal on I-10
Open to traffic

Ridgeline Drive Bridge (Orange County, California)
Built 1976
Steel arch bridge over Sand Canyon Channel on Ridgeline Drive in Irvine
Open to traffic

River Road Overpass (Monongalia County, West Virginia)
Built 1971
Steel arch bridge over I-79 on CR 45
Open to traffic

Roaring Creek Bridge (Grady County, Oklahoma)
Built 1975
Pony truss bridge over Roaring Creek on N2940
Open to traffic

Rock Creek Bridge (Henry County, Iowa)
Built 1976
Pony truss bridge over Rock Creek on North Cedar Street
Open to traffic

Rock Creek Bridge (Pottawatomie County, Kansas)
Built ca. 1970
Pony truss bridge over Rock Creek on Dutch Hollow Road, 0.5 mi. east of Westmoreland
Open to traffic

Rockastle River Bridge (Pulaski County, Kentucky)
Built 1979 as a part of 4-lane KY 80 project
Bridge over Rockastle River on KY 80
Open to traffic

Rockpile Road Bridge (Sonoma County, California)
Built 1978
Warren Deck truss bridge over Warm Springs Creek on Rockpile Road
Open to traffic

Rose Creek Bridge (Cass County, Iowa)
Built 1977
Pony truss bridge over Rose Creek on 620th Street
Open to traffic

Rulo Railroad Bridge (Richardson County, Nebraska)
Built 1887; truss sections replaced with new trusses in 1977 but retaining original piers
Warren through truss bridge over Missouri River on BNSF Railroad in Rulo
Open to traffic

Rum River Bridge at CSAH 16 (Mille Lacs County, Minnesota)
Built 1973
Timber stringer bridge over Rum River on Csah 16
Open to traffic

Rustad Bridge (Jackson County, Minnesota)
Built 1978 replacing 100 ft. long Pratt through truss bridge with W-frame portal bracings built in 1913
Stringer bridge over Heron Lake Outlet on Cr 86
Open to traffic

Rutledge Railroad Overpass (Wapello County, Iowa)
Built 1970
Timber stringer bridge over Over Iowa Chicago and Eastern Railroad Single Line on 120th Street (local traffic)
Open to traffic

S.H. 9 Bridge (Haskell County, Oklahoma)
Built 1970
Steel stringer bridge over S.H. 9 on T. & P. R.R.
Open to pedestrains & bike traffic

Sadler Road Bridge (Union County, Illinois)
Built ca. 1975
Wooden deck bridge over a branch of Big Creek on Sadler Road
Open to traffic

Salford Station Rd Bridge (Montgomery County, Pennsylvania)
Built in 1975 over the Reading Railroad
Timber stringer bridge over Perkiomen Trail/Former Reading Railroad on Salford Station Rd
Closed to all traffic

Salt Creek Bridge (Seminole County, Oklahoma)
Built ca. 1970
Pony truss bridge over Salt Creek on N3530
Open to traffic

Salt Creek Road Bridge (Del Norte County, California)
Built 1975
Pony truss bridge over Salt Creek on Salt Creek Road in Klamath
Open to traffic

San Francisco Street Bridge (Santa Fe County, New Mexico)
Built 1974
Concrete arch bridge over Arroyo De Las Mascaras on San Francisco Street in Santa Fe
Open to traffic

Sand Creek Bridge (Ringgold County, Iowa)
Built 1972
Pony truss bridge over Sand Creek on a local road
Open to traffic

Sand Creek Bridge (Ottawa County, Michigan)
Built 1970
Concrete arch bridge over Sand Creek on 32nd Avenue
Open to traffic

Sarasota Bay Bridge (Sarasota County, Florida)
Built 1972
Bascule bridge over Sarasota Bay on FL 758 in Siesta Key
Open to traffic

Sawtooth Creek Bridge (Ravalli County, Montana)
Built 1972
Concrete arch bridge over Sawtooth Creek on MT 531
Open to traffic

Scrambling Creek Bridge (Clinton County, Iowa)
Built 1974
Arch bridge over Scrambling Creek on 110th Street
Open to traffic

Seboyeta Creek Bridge (Cibola County, New Mexico)
Built 1975
Deck truss bridge over Seboyeta Creek on CR 1
Open to traffic

Second Clark Lane Bridge (Union County, Illinois)
Built 1977
Wooden deck bridge over a branch of Dutch Creek on Clark Lane (TR 72)
Open to one-lane traffic with a 7 ton weight limit

Second Street Bridge (Rice County, Minnesota)
Built 1973
Steel stringer bridge over Cannon River on MN Hwy. 19
Open to traffic

Senator Ted Hickey Bridge (Orleans Parish, Louisiana)
Built 1975
Bascule bridge over the Inner Harbor Navigation Canal on Lakeshore Drive in New Orleans
Open to traffic

Sergeant John F. Baker, Jr. Bridge (Scott County, Iowa)
Built 1970
Steel through arch bridge over Mississippi River on I-280 in Davenport
Open to traffic

Seven Mile Creek Bridge (Cass County, Iowa)
Built 1976
Pony truss bridge over Seven Mile Creek on Upland Road
Open to traffic

Seven Mile Creek Bridge (Cass County, Iowa)
Built 1978
Pony truss bridge over Seven Mile Creek on Wichita Road
Open to traffic

Seven Mile Creek Bridge (Cass County, Iowa)
Built 1979
Pony truss bridge over Seven Mile Creek on 680th Street
Open to traffic

Shade-Lohman Bridge (Peoria County, Illinois)
Built 1975
Pair of cantilevered through truss bridges over the Illinois River on I-474 south of Peoria in Bartonville
Open to four lanes of traffic

Sixth Street Bridge (Minnehaha County, South Dakota)
Built 1975
Bridge over Big Sioux Rv on Sixth Street E of Phillips Ave. in Sioux Falls
Open to traffic

Soldier River Bridge (Monona County, Iowa)
Built 1974; rehabilitated 1993
Pony truss bridge over Soldier River on 225th Street
Closed to all traffic

South Branch Papillion Creek Bridge (Sarpy County, Nebraska)
Built 1970
Through truss bridge over South Branch Papillion Creek on 168th Street, 3 mi. east and 3.2 mi. north of Gretna
Open to traffic

South Branch Rock Creek Bridge (Somerset County, Maryland)
Built 1977
Wooden bridge over South Branch Rock Creek on MD 363
Open to traffic

South Fork Clanton Creek Bridge (Madison County, Iowa)
Built 1978
Pony truss bridge over South Fork Clanton Creek on Limestone Avenue (Limestone Ave)
Open to traffic

South Fork Salt River Bridge (Monroe County, Missouri)
Built 1977
Steel stringer bridge over South Fork Salt River on Mo 107
Open to traffic

South Lafourche Bridge (Lafourche Parish, Louisiana)
Built 1972
Vertical lift bridge over Bayou Lafourche on LA 308S in Galliano
Open to traffic

South Otter Creek Bridge (Lucas County, Iowa)
Built ca. 1970
Pony truss bridge over South Otter Creek on 120th Avenue
Open to traffic

Southern Railway Bridge (York County, South Carolina)
Built 1973, replaced previous bridge at this location
Bridge over Norfolk Southern Railway, Dave Lyle Blvd. on Norfolk Southern Railway
Open to traffic

Spanish River Blvd. Bridge (Palm Beach County, Florida)
Built 1971
Pair of bascule bridges over Intracoastal Waterway on Spanish River Blvd. in Boca Raton
Open to traffic

Spencer Creek Covered Bridge (St. Charles County, Missouri)
Built 1976 by Roger Adams
Replica covered bridge over Spencer Creek at Spencer Creek Subdivision in St. Peters
Open to traffic

Spunky Creek Bridge (Rogers County, Oklahoma)
Built 1976
Stringer bridge over Spunky Creek on E0580 (Pine St.)
Open to traffic

Sr 563 (Sikes Blvd) Bridge (Polk County, Florida)
Built 1975
Steel stringer bridge over Sr 563 (Sikes Blvd) on CSX Railroad


St. Marys Bridge (Pleasants County, West Virginia)
Cantilevered through truss bridge over Ohio River on WV 807 at St. Marys
Open to traffic

Stewart Point Rd Hillside bridge (Sonoma County, California)
Built 1970, replaced 2010
Timber stringer bridge over Hillside on Stewart Point Road
Replaced, new structure is open to traffic

Stoddard County Road 772 Bridge No. 1 (Stoddard County, Missouri)
Built 1970
Wooden deck bridge over Ditch No. 4 on CR 772
Open to traffic

Stoddard County Road 772 Bridge No. 2 (Stoddard County, Missouri)
Built 1973
Wooden deck bridge over a drainage ditch on CR 772
Open to traffic

Stoddard County Road 792 Bridge (Stoddard County, Missouri)
Built 1972; replaced 1998
Lost pony truss bridge over a drainage ditch on CR 792
Open to traffic

Sturgeon Bay Bridge (Bayview Bridge) (Door County, Wisconsin)
Built 1978
Bascule bridge over Sturgeon Bay on WI 42/WI 57 in Sturgeon Bay
Open to traffic

Sugar Creek Bridge (Henry County, Iowa)
Built 1976
Pony truss bridge over Sugar Creek on Clayton Avenue
Open to traffic

Sugar Creek Bridge (Caddo County, Oklahoma)
Built 1971
Pony truss bridge over Sugar Creek on IRR 0816C
Open to traffic

Sulphur River Bridge (Red River County, Texas)
Built 1973
Stringer bridge over Sulphur River on Sh 37
Open to traffic

Summer Creek Bridge (Van Buren County, Iowa)
Built 1971
Pony truss bridge over Summer Creek on Timber Road
Open to traffic

Summer Crossing Bridge (Sonoma County, California)
Built 1977, seasonal, removed in winter.
Steel stringer bridge over Russian River on Vacation Beach Road
Open to traffic

SW 46th Road Bridge (Buchanan County, Missouri)
Built ca. 1970
Pony truss bridge over Sugar Creek on SW 46th Road
Open to traffic

T.J. Meenach Drive Bridge (Spokane County, Washington)
Built 1970(?); replaced 1994
Lost open-spandrel arch bridge over Spokane River on T.J. Meenach Drive
Replaced by new bridge

Talley Bend Bridge (St. Clair County, Missouri)
Steel stringer bridge over Lake Truman on State Hwy C
Open to traffic

Tarkio River Bridge (Page County, Iowa)
Built 1974
Through truss bridge over Tarkio River on 300th Street
Replaced by a new bridge

Tarkio River CR 394 Bridge (Atchison County, Missouri)
Built 1975
Pony truss bridge over Tarkio River on CR 394
Open to traffic

Tchoutacabouffa River Bridge (Harrison County, Mississippi)
Built 1973
Open grate deck girder swing bridge over Tchoutacabouffa River on Cedar Lake Road
Open to traffic