West 41st Street Bridge (Minnehaha County, South Dakota)
Built 1965; rehabilitated 1976
Steel stringer bridge over Big Sioux Rv on 41st Street in Sioux Falls
Open to traffic

West Branch Bridge (Spartanburg County, South Carolina)
Replaced 2002
Lost Timber stringer bridge over Trib To Pacolet River on S-42-569
Replaced by new bridge

West James Street Bridge (Jefferson County, Arkansas)
Built 1924 by Jefferson County
Wooden trestle over the Union Pacific Railroad on West James Street in Redfield
Open to traffic

Whitnall Parkway Bridge South (Milwaukee County, Wisconsin)
Built 1935
Steel stringer bridge over Root River on Whitnall Parkway in Greendale
Open to traffic

William Perry Bridge (Jackson County, Oregon)
Built 1947
Stringer bridge over Little Butte Creek on Eagle Pt - Main Street in Eagle Point
Open to traffic

Willoughby Run Bridge (Adams County, Pennsylvania)
Replaced 2003
Lost Beam bridge over Willoughby Run on US 30 SR 0030
Replaced by new bridge

Willow Run Expressway Bridge R01 (Eastbound) (Washtenaw County, Michigan)
Built 1941; Rehabilitated 1966; Rehabilitated 1995
Beam bridge over Conrail on US-12 Eastbound in Ypsilanti
Open to traffic

Willow Run Expressway Bridge R02 (Westbound) (Washtenaw County, Michigan)
Built 1941; Rehabilitated 1966; Rehabilitated 1995
Beam bridge over Conrail on US-12 Westbound in Ypsilanti
Open to traffic

Willowbrook Park Bridge (Washington County, Wisconsin)
Built ca. 1934 as a CWA project
Steel stringer bridge over Rubicon River on Ewing Drive in Hartford
Open to traffic

Wilson Creek Bridge (Greene County, Missouri)
Built 1933
Concrete tee beam bridge over Wilson Creek on Scenic Avenue in Springfield
Open to traffic

Winnebago River US 65 Bridge (Cerro Gordo County, Iowa)
Built 1926
Concrete tee beam bridge over Winnebago River on southbound US 65
Open to traffic

Wisconsin Avenue Bridge (Waukesha County, Wisconsin)
Built 1942
Stringer bridge over Oconomowoc River on Plank Road in Oconomowoc Lake
Open to traffic

Wishart Bridge (Polk County, Missouri)
Wooden trestle over a branch of Slagle Creek on the Frisco Highline Trail at Wishart
Open to pedestrians only

Wm. Forsythe Stone Culvert (Adams County, Pennsylvania)
Built 1948
Concrete tee beam bridge over Marsh Creek on Us 30; Sr 0030 in Cashtown
Open to traffic

Wood Street Railroad Bridge (Shelby County, Illinois)
Built 1909
Timber stringer bridge over Sir Rr on Wood St(Ms 7220 A) in Shelbyville
Open to traffic

Zanesville Y Bridge (Muskingum County, Ohio)
First bridge built 1814; rebuilt 1819, 1832, 1902, and 1984
Three-legged bridge over the Muskingum and Licking Rivers on US 40/US 22 at Zanesville
Open to traffic