DONNER SVMMIT BRIDGE 
DEDICATED TO THE PIONEERS WHO BLAZED THE 
OVERLAND TRAIL THROUGH THESE MOUNTAINS 
BVILT BY THE U.S. BVREAV OF PVBLIC ROADS AND THE 
1926 CALIFORNIA HIGHWAY COMMISSION 1926 
THIS TABLET PLACED BY THE HISTORIC LANDMARKS COMMITTEE 
OF THE NATIVE SONS OF THE GOLDEN WEST 
ORIGINAL PLAQUE FROM DONNER SUMMIT BRIDGE 
ALSO KNOWN AS RAINBOW BRIDGE 
INSTALLED ON DONNER SUMMIT 1928 
ON LOAD FROM TRUCKEE-DONNER HISTORICAL SOCIETY