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 |
|---|---|---|---|---|---|
| 105 & 110 BROADWAY 117TH | California | Good | 1991 | 598.3 m | 20,400 |
| DEVIL CREEK CHANNEL | California | Good | 1985 | 23.8 m | 20,400 |
| LOS ANGELES RIVER | California | Good | 1960 | 18.6 m | 20,400 |
| SAN JUAN CREEK CHANNEL | California | Fair | 1987 | 87.2 m | 20,400 |
| ARAZ WASH | California | Good | 1973 | 10.7 m | 20,400 |
| GUADALUPE RIVER | California | Fair | 1948 | 39.0 m | 20,400 |
| CANOAS CREEK | California | Fair | 1962 | 16.2 m | 20,400 |
| STATE ROUTE 91 | California | Good | 1974 | 79.6 m | 20,400 |
| HERNDON CANAL | California | Fair | 1964 | 9.5 m | 20,398 |
| N BRANCH MESA CREEK | California | Good | 1955 | 15.8 m | 20,395 |
| AMARGOSA DRN | California | Good | 2002 | 23.7 m | 20,384 |
| STATE ROUTE 85 & LRT | California | Fair | 1990 | 120.4 m | 20,377 |
| LOS GATOS CREEK | California | Fair | 1910 | 22.6 m | 20,350 |
| GUADALUPE RIVER | California | Good | 1924 | 31.1 m | 20,350 |
| US HIGHWAY 101 | California | Good | 1955 | 48.3 m | 20,345 |
| US HIGHWAY 101 | California | Good | 1975 | 74.7 m | 20,330 |
| CHICKEN RANCH SLOUGH | California | Good | 1967 | 6.3 m | 20,329 |
| STATE ROUTE 99 | California | Fair | 1965 | 53.6 m | 20,300 |
| KERN RIVER CANAL | California | Good | 1987 | 7.3 m | 20,300 |
| CARSON ROAD | California | Good | 1964 | 27.1 m | 20,300 |
| SAN DIEGO CREEK CHANNEL | California | Good | 1988 | 65.5 m | 20,300 |
| STATE ROUTE 99 | California | Good | 1993 | 58.8 m | 20,300 |
| CONTRA COSTA CANAL | California | Fair | 1938 | 8.7 m | 20,300 |
| SNOW ROAD | California | Poor | 1957 | 33.5 m | 20,300 |
| INTERSTATE 605 | California | Good | 1971 | 62.8 m | 20,300 |
| SAN ELIJO LAGOON | California | Poor | 1934 | 55.8 m | 20,297 |
| INTERSTATE 5 | California | Good | 1967 | 97.0 m | 20,288 |
| DIAMOND BAR CRK | California | Good | 1984 | 6.7 m | 20,286 |
| SAN GABRIEL RIV | California | Good | 1949 | 64.0 m | 20,275 |
| ROUTE 605 & RAMP | California | Fair | 1963 | 101.0 m | 20,270 |
| RODEO CREEK | California | Fair | 1920 | 29.0 m | 20,250 |
| RODEO CREEK | California | Fair | 2001 | 50.0 m | 20,250 |
| BUENA VISTA CREEK CHAN | California | Fair | 1993 | 89.9 m | 20,250 |
| INTERSTATE 5 | California | Good | 1973 | 95.7 m | 20,200 |
| STATE ROUTE 99 | California | Good | 1993 | 158.8 m | 20,200 |
| BNSF AMTRAK MTDB PACIFIC | California | Fair | 1969 | 203.9 m | 20,200 |
| M.I.D. CANAL | California | Fair | 1915 | 11.7 m | 20,200 |
| STATE ROUTE 14 | California | Fair | 1972 | 75.3 m | 20,200 |
| M.I.D. MAIN CANAL | California | Fair | 1915 | 16.2 m | 20,200 |
| INTERSTATE 15 & RAMP | California | Good | 1960 | 81.8 m | 20,200 |
| SILVER QUEEN RD DRAIN | California | Good | 1972 | 7.0 m | 20,200 |
| FORSYTHE CREEK | California | Fair | 1949 | 80.8 m | 20,200 |
| PUTAH SOUTH CANAL | California | Good | 1950 | 12.5 m | 20,190 |
| SAN ANTONIO CREEK CHAN | California | Good | 1929 | 28.0 m | 20,177 |
| SAN MARCOS CREEK TRIB | California | Good | 1982 | 7.6 m | 20,160 |
| LOS PENASQUITOS CREEK | California | Fair | 2005 | 103.6 m | 20,151 |
| MORRISON CREEK | California | Good | 1972 | 28.2 m | 20,145 |
| LOS CERITOS DRN CHAN | California | Good | 1956 | 48.5 m | 20,140 |
| SAN GABRIEL RIV | California | Good | 1952 | 72.4 m | 20,140 |
| KINGS RIVER | California | Fair | 2015 | 134.9 m | 20,125 |
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.