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 |
|---|---|---|---|---|---|
| CALLOWAY CANAL | California | Good | 1990 | 27.4 m | 40,900 |
| KERN RIVER | California | Fair | 1992 | 119.2 m | 40,900 |
| FRIANT-KERN CANAL | California | Good | 1990 | 27.1 m | 40,900 |
| CROSS VALLEY CANAL | California | Good | 1992 | 41.7 m | 40,900 |
| CROSS VALLEY CANAL | California | Fair | 1981 | 41.7 m | 40,900 |
| SAN JOSE CRK | California | Poor | 1968 | 25.0 m | 40,898 |
| NOGALES ST | California | Poor | 2005 | 34.8 m | 40,898 |
| GUADALUPE RIVER | California | Good | 1973 | 86.9 m | 40,840 |
| BNSF RY AMTRAK METROLINK | California | Fair | 1971 | 72.5 m | 40,800 |
| LIMEKILN CHANNEL | California | Fair | 1971 | 10.7 m | 40,785 |
| MATANZAS CREEK | California | Fair | 1968 | 11.9 m | 40,750 |
| SANTA ROSA CREEK | California | Good | 1956 | 39.9 m | 40,750 |
| I-215 CAJON BL BNSF RY | California | Good | 2011 | 237.6 m | 40,600 |
| SUNNYMEAD AREA DRAINAGE | California | Good | 1991 | 7.3 m | 40,600 |
| CANOAS CREEK | California | Fair | 1960 | 7.2 m | 40,560 |
| CURTNER AVE | California | Fair | 1960 | 43.6 m | 40,560 |
| GUADALUPE RIVER | California | Fair | 1961 | 53.1 m | 40,560 |
| BUENA VISTA CREEK | California | Good | 1966 | 28.0 m | 40,522 |
| FRANKLIN CANYON RD | California | Fair | 2001 | 33.5 m | 40,500 |
| WILD ANIMAL TRAIL | California | Fair | 2011 | 8.1 m | 40,500 |
| SCCTA LRT | California | Good | 1990 | 13.1 m | 40,500 |
| WEST MAIN STREET | California | Good | 1963 | 91.0 m | 40,500 |
| MANASSAS ROAD | California | Good | 1992 | 43.4 m | 40,500 |
| CHADBOURNE ROAD | California | Fair | 1987 | 42.4 m | 40,500 |
| DULAH ROAD | California | Good | 1973 | 37.8 m | 40,500 |
| MANASSAS ROAD | California | Good | 1992 | 40.8 m | 40,500 |
| WEST MAIN STREET | California | Fair | 1963 | 91.0 m | 40,500 |
| US HIGHWAY 101 | California | Fair | 1992 | 287.6 m | 40,500 |
| US HIGHWAY 101 & CONNS | California | Fair | 1992 | 521.0 m | 40,500 |
| DULAH ROAD | California | Good | 1973 | 36.0 m | 40,500 |
| SAN MIGUELITO RD | California | Good | 1973 | 34.7 m | 40,500 |
| SAN MIGUELITO RD | California | Fair | 1973 | 34.7 m | 40,500 |
| ALONZO DRAIN | California | Poor | 1980 | 20.0 m | 40,500 |
| ARROYO MOCHO | California | Good | 1940 | 38.4 m | 40,300 |
| CALIFORNIA AQUEDUCT | California | Fair | 1968 | 37.8 m | 40,280 |
| SPRR | California | Fair | 1959 | 48.8 m | 40,280 |
| LINCOLN UP RR BNSF RY | California | Poor | 1972 | 183.5 m | 40,200 |
| STATE ROUTE 134 & ONRAMP | California | Fair | 1962 | 111.4 m | 40,200 |
| RIO HONDO | California | Fair | 1954 | 151.8 m | 40,125 |
| 10 405 RAMPS STS | California | Fair | 1964 | 872.9 m | 40,100 |
| BREA CREEK CHANNEL | California | Fair | 1930 | 9.4 m | 40,100 |
| UNION PACIFIC RR | California | Good | 1925 | 31.1 m | 40,100 |
| LONE TREE WAY | California | Fair | 2008 | 75.8 m | 40,000 |
| SANTA ROSA CREEK | California | Fair | 2009 | 53.1 m | 40,000 |
| LENNOX BLVD | California | Good | 1989 | 44.5 m | 40,000 |
| SANTA ROSA CREEK | California | Fair | 2009 | 51.4 m | 40,000 |
| STATE ROUTE 99 | California | Good | 1962 | 82.9 m | 40,000 |
| US HIGHWAY 101 | California | Fair | 1957 | 244.4 m | 40,000 |
| INTERSTATE 10 | California | Good | 2011 | 56.8 m | 40,000 |
| ROUTE 99 ONRAMP OFFRAMPS | California | Fair | 2015 | 103.9 m | 40,000 |
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.