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 |
|---|---|---|---|---|---|
| MAGNOLIA AVE | California | Fair | 2011 | 525.5 m | 14,300 |
| THREE MILE SLOUGH | California | Fair | 1949 | 228.3 m | 14,300 |
| STATE ROUTE 57 & CONNS | California | Good | 1972 | 260.9 m | 14,300 |
| BUCK OWEN CALLOWAY CNL | California | Good | 1963 | 94.1 m | 14,300 |
| SEGUNDA DESHECHA CANADA | California | Fair | 2003 | 178.6 m | 14,300 |
| STATE ROUTE 99 & RAMP | California | Good | 1963 | 72.8 m | 14,300 |
| ASH MAIN CANAL | California | Good | 1939 | 12.5 m | 14,295 |
| EAST ASH CANAL | California | Good | 1938 | 7.2 m | 14,295 |
| UP RR & AMTRAK | California | Good | 1970 | 57.3 m | 14,295 |
| SAN RAMON CREEK | California | Good | 1971 | 10.0 m | 14,294 |
| LAS TRAMPAS CREEK | California | Good | 1971 | 11.9 m | 14,294 |
| SANTIAGO AQUEDUCT | California | Good | 1998 | 55.5 m | 14,288 |
| FIESTA CHANNEL | California | Good | 1953 | 9.8 m | 14,280 |
| UP RR 117TH ST FIGUEROA | California | Good | 1991 | 219.5 m | 14,280 |
| US HWY 101 (@PM R88.24) | California | Good | 1953 | 39.3 m | 14,280 |
| CABLE CREEK CHANNEL | California | Good | 1990 | 18.3 m | 14,280 |
| QUEEN MARY PRK LOT EXIT | California | Fair | 1969 | 11.7 m | 14,280 |
| DOMINGUEZ CHAN | California | Good | 1960 | 23.2 m | 14,280 |
| STATE ROUTE 99 | California | Good | 1964 | 103.6 m | 14,277 |
| HORSE CREEK | California | Good | 1968 | 24.3 m | 14,270 |
| BEAN CREEK | California | Fair | 1936 | 32.9 m | 14,270 |
| STATE ROUTE 85 | California | Poor | 1965 | 75.0 m | 14,256 |
| PACOIMA DIVERSION CHAN | California | Good | 1954 | 27.1 m | 14,256 |
| GEYSERVILLE AVENUE | California | Fair | 1975 | 46.0 m | 14,250 |
| LYTTON SPRINGS ROAD | California | Fair | 1974 | 49.7 m | 14,250 |
| ST RTE 128 (CANYON RD) | California | Fair | 1975 | 44.2 m | 14,250 |
| SOUVERAIN RD | California | Fair | 1974 | 35.1 m | 14,250 |
| LASSEN AVE | California | Fair | 1966 | 33.5 m | 14,250 |
| LASSEN AVE | California | Fair | 1966 | 33.5 m | 14,250 |
| EAST AVENUE | California | Fair | 1966 | 39.6 m | 14,250 |
| EAST AVENUE | California | Fair | 1966 | 39.6 m | 14,250 |
| SOUTH YUBA RIVER | California | Fair | 1964 | 70.0 m | 14,250 |
| GEYSERVILLE AVE | California | Fair | 1975 | 42.1 m | 14,250 |
| EAGLE LAKES ROAD | California | Good | 1964 | 39.0 m | 14,250 |
| WALNUT CRK | California | Good | 1962 | 14.9 m | 14,238 |
| EATON WASH | California | Fair | 1955 | 18.9 m | 14,218 |
| I-5 VAR RAMP VAR ST | California | Good | 1971 | 425.5 m | 14,200 |
| 3RD STREET | California | Good | 1971 | 76.0 m | 14,200 |
| ESCONDIDO CREEK | California | Fair | 1967 | 34.4 m | 14,200 |
| ARROYO SANTA ROSA | California | Good | 2003 | 38.5 m | 14,200 |
| STATE ROUTE 78 | California | Fair | 2013 | 71.3 m | 14,200 |
| GUADALUPE RIVER | California | Good | 2005 | 53.0 m | 14,200 |
| STUART CREEK | California | Fair | 1924 | 9.8 m | 14,200 |
| 7TH STREET OFF-RAMP | California | Good | 1972 | 112.2 m | 14,200 |
| CARMEL RIVER | California | Good | 1995 | 164.6 m | 14,200 |
| FORESTER CREEK | California | Fair | 1970 | 22.3 m | 14,200 |
| WILDCAT CREEK | California | Fair | 1933 | 50.5 m | 14,200 |
| RIO CAMINO STORM DRAIN | California | Good | 1973 | 11.0 m | 14,200 |
| NB 110-4TH & 3RD OFFRAMP | California | Good | 1952 | 68.3 m | 14,200 |
| SAN JOSE CREEK | California | Good | 1965 | 23.7 m | 14,200 |
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.