Waddell & Son

of Kansas City, Missouri
4th Street Viaduct (1917) (Jackson County, Missouri)
Engineer, 1917
Lost Warren through truss bridge over Railroads on 4th Street
Removed

Gregory Boulevard Bridge (Jackson County, Missouri)
Consulting Engineers, 1917
Open spandrel multi-span concrete deck arch bridge over Big Blue River on Gregory Blvd.
Open to traffic

KCS - Kansas River Bridge (Wyandotte County, Kansas)
Consulting Engineers, 1916
Abandoned three-span through truss bridge over Kansas River on the former Kansas City Southern Railway, south of James Street
Closed to all traffic

LIRC - Falls of the Ohio Bridge (Jefferson County, Kentucky)
Built 1919
Through truss railroad bridge over the Ohio River at Louisville
Open to railroad traffic