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 |
|---|---|---|---|---|---|
| MESA CREEK | California | 1978 | 9,991 | 13.4 m | |
| SR 237 PERSIAN MOFFETT | California | 1966 | 9,900 | 87.7 m | |
| HERNDON CANAL | California | 1925 | 9,815 | 12.5 m | |
| LAGUNA DE SANTA ROSA | California | 1956 | 9,800 | 7.3 m | |
| ROUTE 5 | California | 1970 | 9,800 | 68.6 m | |
| LIVINGSTON CANAL | California | 1965 | 9,555 | 23.5 m | |
| HUNTINGTON BEACH CHANNEL | California | 1966 | 9,500 | 18.3 m | |
| MARSH CREEK | California | 1964 | 9,415 | 23.8 m | |
| STATE ROUTE 99 & RAMPS | California | 1957 | 9,220 | 60.4 m | |
| SUNNYVALE EAST CHANNEL | California | 1961 | 9,158 | 15.2 m | |
| UP RR | California | 1976 | 9,068 | 39.9 m | |
| WEST LUDLOW WASH | California | 1968 | 9,000 | 32.3 m | |
| MISSION CHANNEL OVERFLOW | California | 1966 | 9,000 | 43.3 m | |
| INTERSTATE 5 ST RTE 133 | California | 1998 | 8,933 | 499.9 m | |
| STATE ROUTE 99 | California | 1964 | 8,800 | 81.7 m | |
| WHITEWATER RIVER | California | 1950 | 8,700 | 85.0 m | |
| LITTLE CREEK OVERFLOW | California | 1973 | 8,670 | 44.0 m | |
| ARROYO SIMI | California | 1990 | 8,640 | 106.4 m | |
| DEER CREEK | California | 1967 | 8,630 | 17.7 m | |
| STATE ROUTE 20 | California | 1967 | 8,500 | 34.8 m | |
| STATE ROUTE 99 | California | 1959 | 8,500 | 88.1 m | |
| MTDB LRT & SDIV RR | California | 1988 | 8,500 | 20.1 m | |
| WILLOW SPRINGS WASH | California | 1972 | 8,500 | 53.6 m | |
| WILLOW SPRINGS WASH | California | 1972 | 8,500 | 53.6 m | |
| FRESNO RIVER | California | 1969 | 8,425 | 43.3 m | |
| CALIFORNIA AQUEDUCT | California | 1964 | 8,387 | 104.5 m | |
| STATE ROUTES 4 & 242 | California | 1978 | 8,300 | 432.5 m | |
| WEST LUDLOW WASH | California | 1968 | 8,250 | 32.3 m | |
| BIG DALTON WASH | California | 1959 | 8,207 | 36.6 m | |
| OLD RIVER | California | 1915 | 8,200 | 160.9 m | |
| BRADLEY RD | California | 1965 | 8,100 | 33.1 m | |
| MARK WEST CREEK | California | 1958 | 8,000 | 71.3 m | |
| US HIGHWAY 101 | California | 1957 | 8,000 | 114.0 m | |
| MOUNT DIABLO CREEK | California | 1987 | 8,000 | 18.3 m | |
| SAN LEANDRO CREEK | California | 1939 | 7,991 | 38.7 m | |
| SUNNYVALE EAST CHANNEL | California | 1961 | 7,906 | 15.2 m | |
| LINDO CHANNEL | California | 1970 | 7,848 | 39.0 m | |
| KINGS RIVER | California | 1942 | 7,700 | 79.2 m | |
| SUTTER BYPASS | California | 1938 | 7,600 | 1,264.5 m | |
| SANDY CREEK | California | 1979 | 7,590 | 7.9 m | |
| GOFFS ROAD | California | 1970 | 7,500 | 36.3 m | |
| MCGINLEY WASH | California | 1970 | 7,500 | 54.3 m | |
| BLIND HILLS WASH | California | 1970 | 7,500 | 72.2 m | |
| BNSF RY & AMTRAK | California | 2006 | 7,500 | 81.5 m | |
| WOODS WASH | California | 1970 | 7,500 | 72.5 m | |
| NEWTON WASH | California | 1970 | 7,500 | 89.0 m | |
| NEWTON WASH | California | 1970 | 7,500 | 89.0 m | |
| BLIND HILLS WASH | California | 1970 | 7,500 | 72.2 m | |
| BLACK CYN WASH | California | 1970 | 7,500 | 55.5 m | |
| MCGINLEY WASH | California | 1970 | 7,500 | 54.3 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.