50 & 20 Years Ago
40 Years Ago: Prize winning steel bridges
Taken from Building with Steel, 1968
The illustrations on this and the facing page show some of the steel bridges chosen for awards in 1967 by the American Institute of Steel Construction in their annual prize bridge competition. All the bridges illustrated, which indicate considerable variety, were designed by the Bridge department of the State of California.

Views of the Merced River Bridge at Bagby, Mariposa County, California.
It is a six-span bridge, two spans at 175ft and four at 200ft with the roadway 28ft kerb to kerb

The short span Drt Creek Bridge at Ione, Amador County, California. The bridge has two spans 115ft and 143 ft