Walnut Street Bridge (Hartford County, Connecticut)
Built 1907 by the Boston Bridge Works; rehabilitated 1994
Pony truss bridge over Amtrak on Walnut Street in Hartford
Open to traffic

War Eagle Bridge (Benton County, Arkansas)
Built 1907 by the Illinois Steel Bridge Co. of Jacksonville, Illinois
Through truss bridge over War Eagle Creek on CR 98
Open to traffic

Wassmer Road Bridge (Posey County, Indiana)
Built 1907
Pony truss bridge over Black River on Wassmer Road
Open to traffic

Wenatchee River Bridge (Chelan County, Washington)
Built 1907
Through truss bridge over Wenatchee River on Abandoned pipeline and railroad
Open to pedestrians

Wentworth Creek Bridge (Butler County, Kansas)
Built 1907
Stone arch bridge over Wentworth Creek, 5.2 mi. west and 2.0 mi. south of Burns
Open to traffic

West Branch Conococheague Creek Bridge (Franklin County, Pennsylvania)
Built 1907
Concrete arch bridge over West Branch Conococheague Creek on PA 4006
Open to traffic

West Branch Housatonic River Bridge (Berkshire County, Massachusetts)
Built 1907
Concrete arch bridge over West Branch Housatonic River on Mill Street in Pittsfield
Open to traffic

West Dry Creek Bridge (Saline County, Kansas)
Built 1907
Pony truss bridge over West Dry Creek on Centennial Road, 0.2 mi. south and 1.7 mi. west of Mentor
Closed to all traffic

West Fork of Twelvepole Creek Bridge (Wayne County, West Virginia)
Built 1907
Plate girder bridge over West Fork of Twelvepole Creek on Old N&W Railroad (CR 52/55)
Open to traffic

West Monitor Bridge (Chelan County, Washington)
Built 1907 by the Puget Sound Bridge & Dredging Co.
Through truss bridge over Wenatchee River on Old Monitor Road
Open to traffic

West Newton Bridge (Westmoreland County, Pennsylvania)
Built 1907; rehabilitated 1984
Through truss bridge over Youghiogheny River on PA 136 in West Newton
Open to traffic

White River 30th Street Bridge (Marion County, Indiana)
Built 1907; rehabilitated 1979
Concrete arch bridge over White River on 30th Street in Indianapolis
Open to traffic

Whitewater Creek Bridge (Butler County, Kansas)
Built 1907; replaced 2003
Lost pony truss bridge over Whitewater Creek, 1.5 mi. south of Whitewater
No longer exists

Wild Rice River Bridge (Richland County, North Dakota)
Built 1907
Pony truss bridge over Wild Rice River on a county highway, 2 mi. west and 1 mi. north of Christine in Walcott Township
Closed to all traffic

Wilson Street Bridge (Portage County, Wisconsin)
Built 1907
Concrete arch bridge over Tomorrow River on Wilson Street (CTH B) in Amherst
Open to traffic

Wilton Springs Bridge (Saline County, Missouri)
Built 1907; closed to traffic Sept. 2007
Through truss bridge over Salt Fork on CR 215
Closed to all traffic

Winters Road Bridge (Solano County, California)
Built 1907
Concrete arch bridge over Putah Creek on Winters Road in Winters
Open to traffic

Wolf Creek Bridge (Hand County, South Dakota)
Built 1907; replaced 2003
Lost pony truss bridge over Wolf Creek on a county road, 6 mi. north and 10 mi. west of Miller
No longer exists

Wyoming Avenue Bridge (Philadelphia County, Pennsylvania)
Built 1907
Concrete arch bridge over abandoned Conrail line on Wyoming Avenue in Philadelphia
Open to traffic