W. N. Concanon
of San Francisco, California
Orangevale Avenue Bridge
(Sacramento County, California)Built 1915Concrete open spandral arch bridge over Gold Creek on Orangevale Avenue in FolsomBridge is now open
Putah Creek Bridge
(Yolo County, California)Built 1907Concrete arch bridge over Putah Creek on Railroad Street in WintersDemolished and replaced.