Mercereau Bridge & Construction Co.
of Los Angeles, California
Colorado Boulevard Bridge
(Los Angeles County, California)Built 1913Concrete arch bridge over Arroyo Seco on Colorado Blvd. in PasadenaOpen to traffic
Puente Largo Bridge
(Los Angeles County, California)Built 1907Closed-spandrel arch bridge over San Gabriel River on Bicycle & Pedestrian Path in DuarteOpen to Pedestrians & Bicyclists & Equestrians
Salt River Bridge (1911)
(Maricopa County, Arizona)Built 1911Bridge on Center Street (now Central Ave)Replaced by a new bridge