picryl logo
PICRYL
PICRYLThe World's Largest Public Domain Source
Gianella Bridge, Spanning Sacramento River at State Highway 32, Hamilton City, Glenn County, CA

Gianella Bridge, Spanning Sacramento River at State Highway 32, Hamilton City, Glenn County, CA

 
 
description

Summary

Significance: The Gianella Bridge is the oldest remaining highway swing bridge in California. It is important in local history for its relation to events in local economic and agricultural development. It is the work of John B. Leonard, one of the most important early 20th century bridge engineers. It was listed on the National Register of Historic Places in 1982.
Survey number: HAER CA-44
Building/structure dates: 1908-1911 Initial Construction
Building/structure dates: 1937 Subsequent Work
Building/structure dates: 1954 Subsequent Work
National Register of Historic Places NRIS Number: 82004614

person

Contributors

Historic American Engineering Record, creator
Leonard, John Buck
California Department of Transportation
Gianella, Vincenzo
Cotton Brothers
Yearby, Jean P, transmitter
Snyder, John W, project manager
place

Location

create

Source

Library of Congress
copyright

Copyright info