Browse Bridge Database
25,975 bridges in the FHWA National Bridge Inventory in California.
National Bridge Inventory Database
Browse 25,975 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| MOREY ARROYO 2 | California | Fair | 1950 | 21.0 m | 20,000 |
| SOMERSVILLE ROAD | California | Good | 2012 | 68.5 m | 20,000 |
| TENNESSEE HOLLOW | California | Good | 2015 | 60.2 m | 20,000 |
| SR 91 RAMPS & GYPSUM CYN | California | Fair | 1998 | 381.0 m | 20,000 |
| STATE ROUTE 210 | California | Fair | 1992 | 69.6 m | 20,000 |
| STATE ROUTE 261 | California | Fair | 1997 | 119.8 m | 20,000 |
| CONTRA COSTA CANAL | California | Good | 2008 | 147.7 m | 20,000 |
| CONTRA COSTA CANAL | California | Good | 2008 | 148.8 m | 20,000 |
| STATE ROUTE 241 | California | Fair | 1997 | 186.2 m | 20,000 |
| STATE ROUTE 241 | California | Good | 1995 | 96.0 m | 20,000 |
| CALTRAIN & UP RR | California | Poor | 1968 | 30.5 m | 20,000 |
| CHINA BASIN | California | Fair | 1917 | 58.3 m | 20,000 |
| SB ROUTE 99 OFFRAMP | California | Good | 2016 | 67.1 m | 20,000 |
| STATE ROUTE 99 | California | Good | 2016 | 61.0 m | 20,000 |
| STATE ROUTE 210 & RAMPS | California | Fair | 1968 | 99.1 m | 20,000 |
| INTERSTATE 405 & RAMPS | California | Good | 1968 | 123.7 m | 20,000 |
| CITY CREEK | California | Good | 1980 | 18.0 m | 20,000 |
| TULARE CANAL | California | Fair | 1965 | 7.9 m | 20,000 |
| PALM VLY STRMWTR CHANNEL | California | Good | 1965 | 25.0 m | 20,000 |
| INTERSTATE 405 & RAMPS | California | Good | 1968 | 118.9 m | 20,000 |
| I 405 | California | Fair | 1968 | 79.9 m | 20,000 |
| ROUTE 405 | California | Good | 1968 | 78.6 m | 20,000 |
| CACHE CREEK | California | Fair | 1983 | 82.3 m | 20,000 |
| CACHE CREEK | California | Fair | 1946 | 83.5 m | 20,000 |
| DEEP CREEK | California | Fair | 1951 | 16.8 m | 20,000 |
| SAN DIEGO CREEK | California | Fair | 1968 | 46.0 m | 20,000 |
| WASHINGTON CREEK | California | Good | 2013 | 36.5 m | 20,000 |
| JOHNSON SLOUGH | California | Fair | 1966 | 7.0 m | 20,000 |
| SAN DIEGO CREEK | California | Fair | 1958 | 46.0 m | 20,000 |
| SANTA ANA DELHI CHANNEL | California | Fair | 2002 | 23.1 m | 20,000 |
| ROUTE 15 | California | Good | 1979 | 90.8 m | 20,000 |
| SARATOGA CREEK | California | Good | 1962 | 14.6 m | 20,000 |
| EL MODENA-IRVINE CHANNEL | California | Good | 1969 | 6.4 m | 20,000 |
| BICYCLE &PEDESTRIAN PATH | California | Good | 2015 | 11.1 m | 20,000 |
| BICYCLE &PEDESTRIAN PATH | California | Fair | 2015 | 11.1 m | 20,000 |
| STATE ROUTE 99 | California | Fair | 2001 | 93.2 m | 20,000 |
| U.S. HIGHWAY 101 & RAMPS | California | Fair | 1973 | 86.0 m | 20,000 |
| ATASCADERO CREEK | California | Good | 1915 | 25.0 m | 20,000 |
| STATE ROUTE 73 | California | Fair | 1985 | 80.2 m | 20,000 |
| STATE ROUTE 73 | California | Fair | 1979 | 90.8 m | 20,000 |
| IRWIN CREEK | California | Good | 1968 | 7.0 m | 20,000 |
| FIRST STREET | California | Good | 1999 | 53.6 m | 20,000 |
| STATE ROUTE 91 | California | Good | 1967 | 60.4 m | 20,000 |
| SANTA ANA RIVER | California | Good | 2014 | 307.4 m | 20,000 |
| INTERSTATE 80 | California | Poor | 1957 | 85.0 m | 20,000 |
| KINGS RIVER | California | Good | 2015 | 225.6 m | 20,000 |
| YORK CREEK | California | Good | 1902 | 10.7 m | 20,000 |
| HANGTOWN CREEK | California | Good | 1931 | 13.7 m | 20,000 |
| SANTA ROSA CREEK | California | Fair | 1956 | 55.8 m | 20,000 |
| SANTA ANA-SANTA FE CHANL | California | Good | 1964 | 7.6 m | 20,000 |
Frequently Asked Questions
The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.
ADT stands for Average Daily Traffic — the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.
Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.