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 |
|---|---|---|---|---|---|
| SDBI 133 | California | Good | 1949 | 8.8 m | 28,620 |
| SAN GABRIEL RIV | California | Good | 1962 | 81.7 m | 28,620 |
| LEFFINGWELL CRK | California | Good | 1970 | 15.5 m | 28,620 |
| COYOTE CRK | California | Fair | 1962 | 82.3 m | 28,620 |
| DAY CREEK | California | Good | 1981 | 21.0 m | 28,615 |
| STRAWBERRY CREEK | California | Fair | 1980 | 6.7 m | 28,613 |
| INTERSTATE 805 | California | Fair | 1975 | 99.4 m | 28,566 |
| ROUTE 163 S163-KEARNY VI | California | Fair | 1982 | 102.1 m | 28,540 |
| YERMO DITCH | California | Fair | 1963 | 51.9 m | 28,500 |
| LITTLE SYCAMORE CREEK | California | Fair | 2004 | 34.6 m | 28,500 |
| LITTLE SYCAMORE CREEK | California | Fair | 2004 | 35.8 m | 28,500 |
| SILVER CREEK | California | Good | 2006 | 18.7 m | 28,500 |
| U.S. HIGHWAY 101 | California | Fair | 1993 | 70.7 m | 28,500 |
| STATE ROUTE 91 | California | Good | 1969 | 96.6 m | 28,500 |
| 44TH AVENUE | California | Fair | 1972 | 54.6 m | 28,500 |
| INTERSTATE 680 | California | Fair | 1974 | 91.1 m | 28,500 |
| ROUTE 91 | California | Good | 2017 | 93.6 m | 28,500 |
| 44TH AVENUE | California | Fair | 1972 | 55.1 m | 28,500 |
| SR 91 & SR 57 | California | Good | 1969 | 281.0 m | 28,500 |
| GAFFERY ROAD | California | Good | 1967 | 28.0 m | 28,500 |
| BURNT MOUNTAIN WASH | California | Fair | 1980 | 10.7 m | 28,500 |
| CARMEL VALLEY ROAD | California | Good | 2007 | 278.9 m | 28,500 |
| TECUYA CREEK | California | Fair | 1967 | 7.6 m | 28,500 |
| LAGUNA CANYON CREEK | California | Good | 2008 | 19.7 m | 28,500 |
| CONTRA COSTA CANAL | California | Poor | 1977 | 11.6 m | 28,500 |
| UP RR & LIMEKILN CHAN | California | Fair | 1990 | 69.2 m | 28,500 |
| S238-E580 W580-N238 N238 | California | Fair | 1988 | 204.5 m | 28,500 |
| YERMO DITCH | California | Fair | 1963 | 51.9 m | 28,500 |
| COLMA CREEK | California | Fair | 1913 | 9.1 m | 28,500 |
| I 405 & N405-S55 CONN | California | Good | 1968 | 132.0 m | 28,500 |
| LAGUNA CANYON CREEK | California | Good | 2008 | 19.7 m | 28,500 |
| WARM SPRINGS CREEK | California | Fair | 1973 | 30.2 m | 28,462 |
| HEACOCK CHANNEL | California | Good | 2007 | 7.9 m | 28,450 |
| STATE ROUTE 163 | California | Fair | 1947 | 36.3 m | 28,400 |
| INTERSTATE 805 & RAMPS | California | Fair | 1970 | 72.5 m | 28,400 |
| UP RR & AMTRAK | California | Poor | 1948 | 259.4 m | 28,392 |
| UP RR & AMTRAK | California | Poor | 1967 | 258.9 m | 28,392 |
| I 405 SR 118 CHATSWORTH | California | Fair | 1977 | 317.3 m | 28,365 |
| GILMAN SPRINGS ROAD | California | Fair | 1996 | 46.6 m | 28,356 |
| SAN GABRIEL RIV | California | Fair | 1941 | 112.2 m | 28,353 |
| INTERSTATE 8 | California | Fair | 1956 | 82.3 m | 28,323 |
| COMPTON CRK E | California | Good | 1952 | 16.5 m | 28,302 |
| COMPTON CRK E | California | Good | 1953 | 14.9 m | 28,302 |
| LOS ANGELES RIVER | California | Good | 1930 | 52.1 m | 28,300 |
| LOS GATOS CREEK | California | Fair | 1972 | 48.8 m | 28,300 |
| EAST CANYON CHANNEL | California | Good | 1967 | 8.5 m | 28,294 |
| LA MIRADA CHAN | California | Good | 1955 | 17.1 m | 28,287 |
| ALISO CREEK | California | Fair | 1974 | 26.5 m | 28,281 |
| STATE ROUTE 178 | California | Fair | 1970 | 60.4 m | 28,261 |
| NANCE CANYON | California | Good | 1952 | 27.4 m | 28,250 |
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.