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 |
|---|---|---|---|---|---|
| INTERSTATE 10 | California | Good | 2011 | 56.8 m | 40,000 |
| VIA DE SAN YSIDRO | California | Good | 1973 | 49.1 m | 40,000 |
| U.S. HIGHWAY 101 & RAMPS | California | Good | 2004 | 190.0 m | 40,000 |
| I 405 SR 118 CHATSWRTH | California | Fair | 1977 | 1,143.9 m | 40,000 |
| STATE ROUTE 51 | California | Fair | 1947 | 36.5 m | 40,000 |
| HOBSON ACCESS RD | California | Good | 1973 | 29.9 m | 40,000 |
| I 8 & SR 125 & CONNS | California | Good | 1989 | 424.9 m | 40,000 |
| LA ROSE CREEK | California | Good | 1957 | 18.6 m | 40,000 |
| LENNOX BLVD | California | Good | 1989 | 44.5 m | 40,000 |
| BROADWAY | California | Fair | 1970 | 73.5 m | 40,000 |
| COYOTE CREEK CHANNEL | California | Fair | 1962 | 20.7 m | 40,000 |
| SAN DIEGO RIVER | California | Poor | 1951 | 350.5 m | 40,000 |
| US HIGHWAY 101 | California | Fair | 1957 | 244.4 m | 40,000 |
| STATE ROUTE 99 | California | Poor | 1962 | 131.1 m | 40,000 |
| INTERSTATE 215 & RAMPS | California | Fair | 2008 | 203.8 m | 40,000 |
| STATE ROUTE 99 | California | Poor | 1962 | 64.9 m | 40,000 |
| PEDESTRIAN WALKWAY | California | Good | 1969 | 7.3 m | 40,000 |
| I 280 I 680 US 101 STORY | California | Fair | 1974 | 2,635.3 m | 40,000 |
| ROUTE 99 ONRAMP OFFRAMPS | California | Fair | 2015 | 103.9 m | 40,000 |
| CACHE CREEK OVERFLOW #4 | California | Good | 1970 | 9.8 m | 40,000 |
| PEDESTRIAN WALKWAY | California | Fair | 1983 | 10.1 m | 40,000 |
| STUDEBAKER ROAD | California | Fair | 1968 | 46.7 m | 40,000 |
| CACHE CREEK OVERFLOW #3 | California | Good | 1970 | 9.8 m | 40,000 |
| CACHE CREEK OVERFLOW #2 | California | Good | 1970 | 9.8 m | 40,000 |
| CACHE CREEK OVERFLOW #1 | California | Fair | 1970 | 9.8 m | 40,000 |
| SHRUB PEAK DRAIN | California | Good | 1970 | 9.8 m | 40,000 |
| MONOLITH DRAIN #3 | California | Good | 1970 | 9.8 m | 40,000 |
| MONOLITH DRAIN #2 | California | Good | 1970 | 9.8 m | 40,000 |
| SAN GABRIEL RIVER | California | Fair | 1966 | 113.4 m | 40,000 |
| MONOLITH DRAIN #1 | California | Good | 1970 | 9.8 m | 40,000 |
| N101-N280 CONNECTOR RAMP | California | Poor | 1966 | 351.7 m | 40,000 |
| SANTA ROSA CREEK | California | Fair | 2009 | 51.4 m | 40,000 |
| US 50 S51-E50 W50-S99 | California | Fair | 1968 | 130.1 m | 40,000 |
| LOS GATOS CREEK | California | Fair | 1965 | 45.3 m | 40,000 |
| STATE ROUTE 4 | California | Fair | 2005 | 98.4 m | 40,000 |
| MING AVE-N99 ON RAMP | California | Good | 1962 | 14.0 m | 40,000 |
| US HIGHWAY 50 | California | Fair | 1973 | 107.9 m | 40,000 |
| N99-MING AVE OFF RAMP | California | Good | 1962 | 16.2 m | 40,000 |
| INTERSTATE 80 | California | Fair | 1970 | 76.5 m | 40,000 |
| LONE TREE WAY | California | Fair | 2008 | 75.8 m | 40,000 |
| INTERSTATE 5 | California | Good | 1965 | 74.5 m | 40,000 |
| STATE ROUTE 99 | California | Good | 1962 | 82.9 m | 40,000 |
| INTERSTATE 880 | California | Fair | 2009 | 165.7 m | 40,000 |
| SANTA ROSA CREEK | California | Fair | 2009 | 53.1 m | 40,000 |
| US HIGHWAY 50 | California | Fair | 1962 | 97.2 m | 40,000 |
| BNSF RY | California | Good | 2008 | 59.5 m | 40,000 |
| PUENTE CR | California | Good | 1956 | 10.4 m | 39,934 |
| UP RR AMTRAK METROLINK | California | Poor | 1967 | 137.5 m | 39,900 |
| BOLAS CREEK | California | Good | 1970 | 14.6 m | 39,900 |
| CENTINELA CREEK | California | Fair | 1962 | 26.5 m | 39,900 |
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.