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 15 W/HOV | California | Fair | 2007 | 89.1 m | 15,000 |
| STATE ROUTE 241 | California | Fair | 1993 | 61.0 m | 15,000 |
| DOMINGUEZ CHAN | California | Fair | 1963 | 117.3 m | 15,000 |
| DOMINGUEZ CHAN | California | Fair | 1963 | 117.0 m | 15,000 |
| HENDERSON AVENUE | California | Good | 1970 | 43.9 m | 15,000 |
| HENDERSON AVENUE | California | Good | 1970 | 43.9 m | 15,000 |
| INTERSTATE 405 | California | Fair | 2002 | 165.0 m | 15,000 |
| LOS GATOS CREEK | California | Fair | 1965 | 57.3 m | 15,000 |
| AZEVEDO DRAW | California | Fair | 1968 | 23.6 m | 15,000 |
| CALERA CREEK | California | Fair | 1975 | 6.4 m | 15,000 |
| ST RTE 46 (@PM 29.76) | California | Good | 1992 | 53.0 m | 15,000 |
| ASH SLOUGH | California | Good | 2000 | 154.4 m | 15,000 |
| BERENDA SLOUGH | California | Good | 1968 | 110.6 m | 15,000 |
| INTERSTATE 405 | California | Fair | 1968 | 95.1 m | 15,000 |
| MORTON AVENUE | California | Good | 1970 | 37.8 m | 15,000 |
| ASH SLOUGH | California | Fair | 1996 | 154.4 m | 15,000 |
| BERENDA SLOUGH | California | Good | 2000 | 114.4 m | 15,000 |
| STATE ROUTE 99 | California | Fair | 1963 | 62.5 m | 15,000 |
| MORTON AVENUE | California | Fair | 1970 | 37.8 m | 15,000 |
| MINT CYN WASH | California | Good | 1983 | 11.3 m | 14,994 |
| MINT CYN WASH | California | Good | 1983 | 12.4 m | 14,994 |
| STATE ROUTE 85 | California | Good | 1991 | 67.7 m | 14,990 |
| ROUTE 5 | California | Fair | 1963 | 94.1 m | 14,983 |
| FOLSOM SOUTH CANAL | California | Good | 1970 | 29.4 m | 14,977 |
| S FK GOPHER CYN | California | Fair | 1972 | 22.6 m | 14,975 |
| SEPULVEDA BLVD | California | Good | 1983 | 57.9 m | 14,961 |
| SANTA ANA RIVER | California | Good | 1977 | 196.3 m | 14,958 |
| CENTRAL CANAL | California | Fair | 1955 | 6.3 m | 14,940 |
| SAN LORENZO RIVER | California | Fair | 1926 | 50.0 m | 14,928 |
| TEMBLADERO SLOUGH | California | Good | 1966 | 137.2 m | 14,925 |
| TEMBLADERO SLOUGH | California | Good | 1966 | 137.8 m | 14,925 |
| S BRANCH ARROYO CONEJO | California | Good | 1966 | 13.2 m | 14,925 |
| ALISO CREEK | California | Good | 1969 | 13.7 m | 14,913 |
| SHORELINE DR | California | Good | 1970 | 61.0 m | 14,910 |
| CONTRA COSTA CANAL | California | Good | 1994 | 14.8 m | 14,901 |
| CALIFORNIA AQUEDUCT | California | Good | 1970 | 44.0 m | 14,900 |
| LA SIERRA CHANNEL | California | Good | 1963 | 10.1 m | 14,900 |
| MILL DITCH | California | Fair | 1975 | 11.6 m | 14,840 |
| STATE ROUTE 178 | California | Fair | 1967 | 89.9 m | 14,835 |
| SAN RAMON CREEK | California | Fair | 1991 | 34.3 m | 14,827 |
| PLEASANT GROVE CREEK | California | Good | 1999 | 40.1 m | 14,806 |
| SAND CANYON CHANNEL | California | Fair | 1981 | 8.8 m | 14,800 |
| CHOLAME CREEK | California | Good | 1954 | 39.3 m | 14,800 |
| STATE ROUTE 85 & VTA LRT | California | Fair | 1990 | 299.6 m | 14,800 |
| CARNEROS CREEK | California | Fair | 1965 | 10.7 m | 14,800 |
| FULLERTON CREEK CHANNEL | California | Good | 1958 | 15.2 m | 14,800 |
| S405-S710 RAMP | California | Good | 2001 | 40.0 m | 14,800 |
| EAST AVENUE | California | Fair | 1976 | 42.4 m | 14,800 |
| HOLLYWOOD CHANNEL | California | Good | 1966 | 6.7 m | 14,800 |
| INTERSTATE 10 | California | Good | 2012 | 91.4 m | 14,800 |
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.