Second Street Bridge (Pulaski County, Arkansas)
Built 1915 by the Fox Construction Co. of El Reno, Oklahoma
Lost pony arch bridge over the Rock Island Railroad on Second Street in Little Rock
No longer exists

Shade River OH 248 Bridge (Meigs County, Ohio)
Built 1926; rehabilitated 2000
Arch bridge over Shade River on OH 248
Open to traffic

Sheyenne River Bridge (Barnes County, North Dakota)
Built 2004
Rainbow arch bridge over Sheyenne River on I-94 Business Loop in Valley City
Open to traffic

Sierra Blvd. Bridge (Placer County, California)
Built 1929
Rainbow arch bridge over railroad tracks on Sierra Blvd. in Roseville
Open to traffic

Six Mile Creek Bridge (Shawnee County, Kansas)
Built 1923
Rainbow arch bridge over Six Mile Creek on SW 97th Street, 1.5 mi. west of Wakarusa
Open to traffic

Soden Grove Bridge (Lyon County, Kansas)
Built 1923; made obsolete by new bridge in 1987
Marsh arch bridge over Cottonwood River at Emporia
Open to pedestrians only

Soldier Creek Bridge (Shawnee County, Kansas)
Built 1923
Lost rainbow arch bridge over Soldier Creek on Hoch Road, 3.3 mi. north of Silver Lake
Replaced by a new bridge

Soledad Canyon Road Bridge (Los Angeles County, California)
Built 1938
Rainbow arch bridge over UP Railroad on Soledad Canyon Road
Open to traffic

Sou Railroad Bridge (Wise County, Virginia)
Built 1907
Rainbow arch bridge over Route 744 on Sou Railroad in Norton
Open to traffic

Spring Street Bridge (Chippewa County, Wisconsin)
Built 1916
Rainbow arch bridge over Duncan Creek on Spring Street in Chippewa Falls
Open to traffic

Stevenson Bridge (Solano County, California)
Built 1923
Rainbow arch bridge over Putah Creek on Stevenson Br Road
Open to traffic

Stony Creek Bridge (Dinwiddie County, Virginia)
Built 1926
Rainbow arch bridge over Stony Creek on Southbound US 1
Open to two lanes of southbound traffic

Sulphur Creek Bridge (Plumas County, California)
Built 1964
Rainbow arch bridge over Sulphur Creek on Road 21N02
Open to traffic

Ten Mile Creek Bridge (Miami County, Kansas)
Built 1929; replaced 2002
Lost rainbow arch bridge over Ten Mile Creek, 1.0 mi. south of Hillsdale
No longer exists

Tenmile Creek Bridge (Lane County, Oregon)
Built 1931
Rainbow arch bridge over Tenmile Creek on US 101
Open to traffic

Tidal Basin Bridge (Hancock County, Maine)
Built 1926
Rainbow arch bridge over Tidal Basin on ME 175/ME 3 in Blue Hill
Open to traffic

Tonovay Bridge (Greenwood County, Kansas)
Built 1928
Marsh arch bridge over Bachelor Creek on Old US 54, 1.0 mi. north and 5.3 mi. east of Eureka
Open to traffic

TR 73 Bridge (Seneca County, Ohio)
Built 1928
Rainbow arch bridge on TR 73
Open to traffic

Tymochtee Creek Bridge (Marion County, Ohio)
Built 1900
Through arch bridge over Tymochtee Creek on CR 213
Open to traffic

Wailuku River Bridge (Hawaii County, Hawaii)
Built 1938
Rainbow arch bridge over Wailuku River on Keawe Street
Open to traffic

Wallins Creek KY 2007 Bridge (Harlan County, Kentucky)
Built ca. 1950
Rainbow arch bridge over Wallins Creek on KY 2007 in South Wallins
Open to traffic

Washington Street Bridge (Spokane County, Washington)
Built 1915
Rainbow arch bridge over Washington Street on BNSF Railroad in Spokane
Open to traffic

West Branch Black River OH 20 Bridge (Lorain County, Ohio)
Built 1923
Through arch bridge over West Branch Black River on OH 20
Closed to all traffic

West Branch Fall River Bridge (Greenwood County, Kansas)
Built ca. 1920
Marsh arch bridge over West Branch Fall River
Open to traffic

Wickford Cove Bridge (Washington County, Rhode Island)
Built 1925; rehabilitated 1977
Rainbow arch bridge over Wickford Cove on US 1A in North Kingstown
Open to traffic

Willey Road Bridge (Hamilton County, Ohio)
Built 1931; rehabilitated 1996
Rainbow arch bridge on Willey Road in Crosby Township
Open to two-lane traffic

Willow Creek Bridge (Cherokee County, Kansas)
Lost Marsh arch bridge over Willow Creek on Old US 66, north of Baxter Springs
Replaced by a new bridge

Willowgrove Road Bridge (Lawrence County, Pennsylvania)
Built 1921
Concrete through arch bridge over Hickory Run on Willowgrove Road in New Castle
Closed to all traffic

Wilson River Bridge (Tillamook County, Oregon)
Built 1931
Rainbow arch bridge over Wilson River on US 101
Open to traffic

Wishkah Road Bridge (Grays Harbor County, Washington)
Built 1900; rehabilitated 1976
Arch bridge over Monarch (Wyman) Creek on Wishkah Road in Aberdeen Gardens
Open to traffic