Frederick W. Panhorst

Fredrick W. Panhorst (1893-1974) was the California State Bridge Engineer from 1931 to 1960. Panhorst oversaw the designs of many of California’s bridges from the depression era through to the interstate era.

Fredrick Panhorst was memorialized by the renaming of the 1940 Russian Gulch Bridge to the Fredrick W. Panhorst Bridge in 1973.

Engineering History

- Bridge Designer, California Highway Department (1927-1931)

- State Bridge Engineer, California Highway Department (1931-1960)

Bixby Creek Bridge (Monterey County, California)
Bridge Engineer, 1932
Concrete arch bridge over Bixby Creek on CA 1
Open to traffic

Dry Gulch Bridge (Siskiyou County, California)
Bridge Designer, 1929
Concrete arch bridge over Dry Gulch on CA 263
Open to traffic

Klamath River Bridge (Siskiyou County, California)
Bridge Designer, 1931
Concrete tee beam bridge over Klamath River on State Route 263
Open to traffic

Russian Gulch Bridge (Mendocino County, California)
Bridge Engineer, 1939
Concrete arch bridge over Russian Gulch on CA 1
Open to traffic

Shasta River Bridge (Siskiyou County, California)
Bridge Engineer, 1931
Concrete arch bridge over Shasta River on CA 263
Open to traffic