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
NANCE CANYON California Good 1952 27.4 m 28,250
SYCAMORE CREEK California Good 1974 8.5 m 28,237
SAN RAMON CREEK California Fair 1965 23.5 m 28,237
MOREY ARROYO California Good 1957 7.0 m 28,200
NO NAME CREEK California Good 1955 6.3 m 28,183
RR California Fair 2007 90.5 m 28,154
RR California Fair 2007 82.5 m 28,154
STATE ROUTE 55 California Good 1999 103.5 m 28,130
SANTA ANA DELHI CHANNEL California Fair 1999 88.0 m 28,130
AIRPORT ACCESS ROAD California Good 1990 329.4 m 28,118
CARBON CREEK CHANNEL California Good 1959 14.4 m 28,100
STATE ROUTE 78 California Good 1962 82.9 m 28,100
HERNDON CANAL California Good 1941 17.5 m 28,100
IRIS CANYON ROAD California Good 1968 37.8 m 28,000
IRIS CANYON ROAD California Good 1968 37.8 m 28,000
SOLEDAD DRIVE California Good 1968 44.8 m 28,000
BRADBURY FLOOD CTRL CH California Good 1968 44.0 m 28,000
LACMTA & BNSF RY California Good 1970 124.4 m 28,000
SOLEDAD DRIVE California Good 1968 50.3 m 28,000
BEAR RIVER California Fair 1961 75.0 m 28,000
SAN JOAQUIN RIVER OVRFLO California Good 1999 44.5 m 28,000
SAN JOAQUIN RIVER OVRFLO California Good 1999 44.5 m 28,000
AVENUE 11 California Good 2000 37.8 m 28,000
AVENUE 9 California Good 1999 41.3 m 28,000
NORTH FORK DRY CREEK California Good 1993 21.9 m 28,000
SOUTH FORK DRY CREEK California Good 1993 27.4 m 28,000
ROCK CREEK California Good 1979 11.6 m 28,000
STATE ROUTE 4 California Good 2004 86.0 m 28,000
AVENUE 9 California Fair 1999 41.3 m 28,000
ANAHEIM-BARBER CITY CHAN California Good 1963 7.9 m 28,000
FREMONT ST-N1 & AGUAJITO California Good 1968 122.7 m 28,000
FREMONT ST-N1 & AGUAJITO California Good 1968 103.7 m 28,000
N1-MUNRAS AVE OFF RAMP California Good 1968 38.4 m 28,000
DRY CREEK California Good 1974 25.6 m 28,000
DRY CREEK California Good 1974 21.3 m 28,000
N1-MUNRAS AVE OFF RAMP California Good 1968 38.4 m 28,000
MERCED RIVER California Good 1997 115.0 m 28,000
MERCED RIVER California Fair 1999 113.7 m 28,000
FRANKLIN SLOUGH California Good 1947 28.4 m 28,000
SANTA ANA RIVER CHANNEL California Good 1970 130.1 m 28,000
LYTLE CREEK California Fair 1967 102.4 m 28,000
WEBBER CANAL California Fair 1919 9.1 m 28,000
INTERSTATE 5 California Good 2000 141.0 m 28,000
WEBBER CANAL California Fair 1947 20.1 m 28,000
CCID MAIN CANAL California Fair 1923 17.1 m 28,000
NIPOMO CREEK California Good 1957 39.0 m 28,000
FLAT DITCH California Good 1963 30.0 m 28,000
FLAT DITCH California Fair 1963 30.0 m 28,000
ESCONDIDO BLVD California Fair 1967 46.9 m 28,000
UP RR AMTRAK FRADY LN California Good 1956 86.2 m 28,000

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.