Frederick W. Panhorst Bridge [SEP] material used
Frederick W. Panhorst Bridge
The Frederick W. Panhorst Bridge, more commonly known as the Russian Gulch Bridge, is a reinforced concrete open-spandrel deck arch bridge on California State Highway 1, spanning Russian Gulch Creek in Russian Gulch State Park, Mendocino County, California, United States. It is named after Frederick W. Panhorst, who served as the Chief of the Bridge Section of the California Division of Highways from 1931 to 1960.
Design.
The bridge was designed by Henry E. Kuphal. It is similar in design
support the weight of a 6-horse team but was inadequate for later motorized vehicle traffic.
The present bridge was constructed at the expense of US$109,000 from 1939 to 1940, and it was dedicated by governor Culbert Olson on June 9, 1940. In 1996–1998, the Russian Gulch Bridge and eleven other Mendocino County bridges underwent seismic retrofitting, at a total cost of US$9.7 million.
The Russian Gulch Bridge was renamed to be the Frederick W. Panhorst bridge in 1974, by California Senate Concurrent Resolution 145. Panhorst was Chief