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 |
|---|---|---|---|---|---|
| UPRR | California | 1979 | 51,262 | 16.2 m | |
| UPRR MARINA VISTA MOCOCO | California | 2006 | 51,000 | 364.0 m | |
| BANCROFT DRIVE | California | 1966 | 51,000 | 38.4 m | |
| AVALON DRIVE | California | 1971 | 50,500 | 43.6 m | |
| AVALON DRIVE | California | 1971 | 50,500 | 45.1 m | |
| COYOTE CREEK | California | 1980 | 50,000 | 144.5 m | |
| FARM HILL BOULEVARD | California | 1969 | 50,000 | 74.6 m | |
| MOSHER SLOUGH | California | 1975 | 48,000 | 40.2 m | |
| NVRR NAPA RIVER STANLY | California | 1977 | 48,000 | 679.7 m | |
| SAN FRANCISQUITO CREEK | California | 1969 | 46,500 | 74.7 m | |
| BEACH LAKE | California | 1975 | 46,500 | 175.9 m | |
| ALPINE RD & LOS TRANCOS | California | 1969 | 46,500 | 111.3 m | |
| SAN FRANCISQUITO CREEK | California | 1969 | 46,500 | 74.7 m | |
| MARINA LAGOON | California | 1963 | 46,460 | 171.6 m | |
| MARINE STAD / APPIAN | California | 1955 | 45,571 | 243.8 m | |
| DRY CREEK ROAD | California | 1960 | 45,500 | 53.9 m | |
| WESTSIDE RD | California | 1960 | 45,500 | 55.5 m | |
| ALISO CREEK | California | 1973 | 45,250 | 27.4 m | |
| FARM HILL BOULEVARD | California | 1969 | 44,500 | 79.5 m | |
| STATE ROUTE 99 | California | 1962 | 44,034 | 88.1 m | |
| WALKER SLOUGH | California | 1971 | 43,750 | 36.0 m | |
| I 380 US 101 7TH CONN | California | 1976 | 43,500 | 712.8 m | |
| CALTRAIN UP RR SHASTA ST | California | 1965 | 43,000 | 80.6 m | |
| HACIENDA BLVD OH SPTCO | California | 1964 | 42,238 | 66.4 m | |
| SCRRA BNSF RY AMTRAK | California | 1977 | 42,100 | 38.4 m | |
| S101-SAN BRUNO AV 7TH AV | California | 1976 | 42,000 | 417.4 m | |
| MAST BL SAN DIEGO RIVER | California | 1993 | 42,000 | 548.3 m | |
| CALAVERAS RIVER | California | 1966 | 41,000 | 87.2 m | |
| CALAVERAS RIVER | California | 1966 | 41,000 | 95.1 m | |
| SAN JOSE CRK | California | 1968 | 40,898 | 25.0 m | |
| NOGALES ST | California | 2005 | 40,898 | 34.8 m | |
| ALONZO DRAIN | California | 1980 | 40,500 | 20.0 m | |
| LINCOLN UP RR BNSF RY | California | 1972 | 40,200 | 183.5 m | |
| STATE ROUTE 99 | California | 1962 | 40,000 | 64.9 m | |
| STATE ROUTE 99 | California | 1962 | 40,000 | 131.1 m | |
| SAN DIEGO RIVER | California | 1951 | 40,000 | 350.5 m | |
| N101-N280 CONNECTOR RAMP | California | 1966 | 40,000 | 351.7 m | |
| UP RR AMTRAK METROLINK | California | 1967 | 39,900 | 137.5 m | |
| ROSE CANYON CREEK | California | 1956 | 39,700 | 47.5 m | |
| RAIL ROAD TRACKS | California | 1990 | 39,505 | 115.4 m | |
| S C EDISON N CHAN | California | 1966 | 38,584 | 44.2 m | |
| SP/UP RR | California | 1957 | 38,160 | 131.1 m | |
| ALAMEDA ST | California | 1992 | 37,842 | 272.8 m | |
| MCKINLEY AVE | California | 1995 | 37,500 | 36.6 m | |
| MCKINLEY AVE | California | 1980 | 37,500 | 36.3 m | |
| GUTHMILLER ROAD | California | 1980 | 37,500 | 36.3 m | |
| CASTAIC CREEK | California | 1989 | 37,500 | 144.5 m | |
| TUOLUMNE RIVER | California | 1958 | 37,377 | 200.3 m | |
| SANTA ANA RIVER CHANNEL | California | 1970 | 37,300 | 121.6 m | |
| LINCOLN UP RR BNSF RY | California | 1972 | 37,000 | 181.4 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.