Poor Condition Bridges in California
1,284 bridges rated Poor condition in California. FHWA National Bridge Inventory.
Bridges Rated Poor Condition
A bridge is rated Poor when one or more of its major components (deck, superstructure, or substructure) has a condition rating of 4 or below on the FHWA 0–9 scale. Poor condition does not mean imminent danger of collapse, but indicates significant deterioration requiring priority maintenance or replacement. There are 1,284 such bridges in California.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| SEGUNDA DESHECHA CANADA | California | 1971 | 12,000 | 7.0 m | |
| BIG CHICO CREEK | California | 1974 | 12,000 | 28.2 m | |
| STATE ROUTE 99 | California | 1962 | 12,000 | 58.8 m | |
| GARNETT CREEK | California | 1902 | 12,000 | 23.1 m | |
| SAN LUIS REY RIVER | California | 1929 | 12,000 | 289.6 m | |
| MANOR STREET | California | 1957 | 12,000 | 51.2 m | |
| STANISLAUS RIVER | California | 1967 | 11,900 | 306.9 m | |
| CANYON "D" | California | 2002 | 11,800 | 96.7 m | |
| INTERSTATE 680 | California | 1974 | 11,717 | 64.6 m | |
| WESTSIDE MAIN CANAL | California | 1950 | 11,714 | 36.0 m | |
| YUBA RIVER | California | 1957 | 11,630 | 127.1 m | |
| SAN RAFAEL CREEK | California | 1959 | 11,601 | 18.3 m | |
| BIG SYCAMORE CREEK | California | 1938 | 11,600 | 20.4 m | |
| RIO HONDO | California | 1954 | 11,589 | 67.9 m | |
| CASTAIC CRK | California | 1931 | 11,505 | 75.3 m | |
| MAIN STREET | California | 1954 | 11,447 | 45.4 m | |
| CALIFORNIA AQUEDUCT | California | 1966 | 11,400 | 74.5 m | |
| DELTA-MENDOTA CANAL | California | 1971 | 11,400 | 68.0 m | |
| DELTA-MENDOTA CANAL | California | 1971 | 11,400 | 68.0 m | |
| ACTA | California | 2000 | 11,268 | 17.9 m | |
| COACHELLA CANAL | California | 1947 | 11,250 | 23.8 m | |
| MISSION CREEK | California | 1916 | 11,250 | 10.1 m | |
| SOQUEL CREEK | California | 1994 | 11,200 | 41.1 m | |
| I 280 SAN JOSE MUNI BART | California | 1964 | 11,200 | 169.8 m | |
| UP RR | California | 1967 | 11,141 | 37.2 m | |
| TRUCKEE RIVER | California | 1928 | 11,100 | 37.2 m | |
| SAN BENITO RIVER | California | 1959 | 11,000 | 193.3 m | |
| NOJOQUI CREEK | California | 1956 | 11,000 | 80.5 m | |
| NOJOQUI CREEK | California | 1956 | 11,000 | 85.6 m | |
| SAN TOMAS AQUINO CREEK | California | 1973 | 11,000 | 27.6 m | |
| SUTTER CREEK | California | 1970 | 11,000 | 28.0 m | |
| STATE ROUTE 17 | California | 1961 | 10,900 | 78.4 m | |
| CALIFORNIA AQUEDUCT | California | 1967 | 10,820 | 49.4 m | |
| COMPTON CRK | California | 1937 | 10,710 | 115.5 m | |
| MOSHER SLOUGH | California | 1976 | 10,641 | 21.6 m | |
| INTERSTATE 880 | California | 1997 | 10,500 | 82.9 m | |
| STATE ROUTE 99 | California | 1963 | 10,500 | 72.5 m | |
| FULLERTON DAM DIV CHAN | California | 1941 | 10,400 | 22.3 m | |
| BNSF RY AND AMTRAK | California | 1938 | 10,300 | 129.5 m | |
| CALTRAIN & UP RR | California | 1936 | 10,200 | 25.8 m | |
| HACIENDA WASH | California | 1971 | 10,150 | 40.8 m | |
| ROUTE I 280 | California | 1963 | 10,055 | 114.3 m | |
| MIDDLE FORK FEATHER RIV | California | 1954 | 10,046 | 76.8 m | |
| NOVATO CREEK | California | 1969 | 10,024 | 29.9 m | |
| US HIGHWAY 101 | California | 2013 | 10,020 | 80.4 m | |
| RAILROAD AVENUE | California | 2013 | 10,002 | 68.3 m | |
| STATE ROUTE 13 | California | 1966 | 10,000 | 96.9 m | |
| RUSSIAN RIVER | California | 1914 | 10,000 | 161.8 m | |
| SALSIPUEDES CREEK | California | 1938 | 10,000 | 31.1 m | |
| UP RR PARKSIDE RAILROAD | California | 1988 | 10,000 | 77.3 m |
About Poor Condition Bridge Ratings
FHWA rates bridge components on a 0–9 scale. A rating of 4 or below on any major component (deck, superstructure, substructure) classifies the bridge as Poor condition. The bridge remains open to traffic but requires priority attention. Bridges rated 0–2 are immediately closed.