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.

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BridgeLocationConditionYear BuiltLengthADT
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.