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 |
|---|---|---|---|---|---|
| NORTH LITTLE JOHNS CREEK | California | 1972 | 4,300 | 20.7 m | |
| ARROYO SECO | California | 1962 | 4,300 | 26.7 m | |
| SUISUN CREEK | California | 2007 | 4,277 | 40.0 m | |
| STONY CREEK | California | 1913 | 4,157 | 361.8 m | |
| MARSH CREEK | California | 1965 | 4,147 | 17.7 m | |
| TAYLOR BLVD | California | 1956 | 4,125 | 43.1 m | |
| CLARIBEL LATERAL | California | 1920 | 4,100 | 7.3 m | |
| T.I.D. MAIN CANAL | California | 1919 | 4,088 | 12.5 m | |
| WHISKEY CREEK(WSKYTWN LK | California | 1961 | 4,050 | 266.6 m | |
| UP RR & GOLDEN STATE HWY | California | 1948 | 4,000 | 149.0 m | |
| TEMESCAL CREEK | California | 1981 | 4,000 | 8.8 m | |
| DRY CREEK CANAL | California | 1955 | 4,000 | 14.2 m | |
| UP RR | California | 1963 | 3,970 | 45.9 m | |
| HUTCHINSON CREEK | California | 1952 | 3,900 | 22.9 m | |
| UNNAMED WASH | California | 1921 | 3,838 | 6.4 m | |
| REDWOOD CREEK | California | 1926 | 3,800 | 12.2 m | |
| CLAY WASH | California | 1950 | 3,600 | 7.9 m | |
| FRINK WASH | California | 1950 | 3,600 | 7.9 m | |
| INDST PRK DRAINAGE CANAL | California | 1972 | 3,600 | 13.6 m | |
| POPE CRK.(LAKE BERRYESSA | California | 1957 | 3,570 | 214.4 m | |
| CALIFORNIA AQUEDUCT | California | 1966 | 3,561 | 76.2 m | |
| MOREY ARROYO | California | 1933 | 3,550 | 8.2 m | |
| PLEASANTON-SUNOL ROAD | California | 1967 | 3,550 | 52.4 m | |
| STATE ROUTE 99 | California | 1962 | 3,515 | 86.9 m | |
| HELM CANAL | California | 1947 | 3,500 | 20.1 m | |
| DEAD HORSE SLOUGH DIVRSN | California | 1957 | 3,500 | 28.9 m | |
| STATE ROUTE 99 | California | 1959 | 3,500 | 66.0 m | |
| LAGUNITAS CREEK | California | 1929 | 3,500 | 46.2 m | |
| OLEMA CREEK | California | 1937 | 3,500 | 25.0 m | |
| CALIFORNIA AQUEDUCT | California | 1966 | 3,491 | 46.9 m | |
| M.I.D. MAIN CANAL | California | 1922 | 3,475 | 15.2 m | |
| M.I.D. MAIN CANAL | California | 1924 | 3,434 | 10.3 m | |
| GRAYSON CREEK | California | 1954 | 3,419 | 31.0 m | |
| MERCED RIVER | California | 1933 | 3,416 | 38.1 m | |
| HUTCHINSON CREEK | California | 1952 | 3,400 | 22.9 m | |
| DEER CREEK | California | 1938 | 3,300 | 18.6 m | |
| CROSS CREEK | California | 1968 | 3,190 | 16.8 m | |
| LACMTA AND SCRRA TRACK | California | 1938 | 3,162 | 7.6 m | |
| BNSF RY | California | 1965 | 3,124 | 41.8 m | |
| NAPA RIVER | California | 1966 | 3,115 | 53.6 m | |
| SACRAMENTO RIVER | California | 1929 | 3,112 | 198.9 m | |
| US HIGHWAY 101 | California | 1963 | 3,100 | 69.6 m | |
| SALMON CREEK | California | 1950 | 3,100 | 208.8 m | |
| OSO CREEK | California | 1973 | 3,062 | 7.9 m | |
| UP RR | California | 1963 | 3,060 | 36.3 m | |
| BOWMAN CANYON | California | 1948 | 3,056 | 7.0 m | |
| COLONY MAIN CANAL | California | 1947 | 3,025 | 20.1 m | |
| BIG INDIAN CREEK | California | 1930 | 3,006 | 6.7 m | |
| STEMPLE CREEK | California | 1970 | 3,000 | 18.3 m | |
| INTERSTATE 880 | California | 1994 | 3,000 | 76.1 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.