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.

Clear
Bridge State Condition Year Built ADT Length
APPIAN WAY / PROMENADE California 1939 727 148.5 m
ROCK CREEK TRIBUTARY California 1918 716 43.6 m
BEAR VALLEY CREEK California 1983 710 10.0 m
MISSION CREEK California 1982 700 16.2 m
FRESNO CANAL California 1939 700 21.6 m
SUTTER-BUTTE CNL S BRNCH California 1950 690 10.4 m
CCID MAIN CANAL California 1919 684 15.8 m
POSO CREEK California 1966 680 28.2 m
SOUTH BRANCH CARMAN CRK California 1950 670 10.4 m
NORTH BRANCH CARMAN CRK California 1950 670 18.6 m
BRANCH WALKER CREEK California 1940 647 8.5 m
POSO CREEK California 1966 640 28.2 m
NORTH FORK MAD RIVER California 1928 624 130.8 m
THOMPSON CREEK California 1952 615 38.1 m
QUEENSWAY DR / LA RIV California 1969 612 399.3 m
SCOTT RIVER California 1957 600 69.4 m
SOUTH FORK COYOTE WASH California 1932 600 93.3 m
NORTH BRANCH KINGS RIVER California 1970 600 110.3 m
ALAMO RIVER California 1967 590 30.5 m
ANGEL SLOUGH California 1925 586 91.7 m
EAST FORK RUSSIAN RIVER California 1955 561 33.5 m
CROOKS CREEK California 1965 560 12.5 m
CALIFORNIA AQUEDUCT California 1967 550 52.1 m
GREESON WASH California 1947 550 9.4 m
TULARE CANAL California 1952 550 8.3 m
SILVER CREEK California 1952 540 37.2 m
NORTH FORK AMERICAN RIV California 1955 537 103.6 m
SALINAS RIVER California 1915 530 262.1 m
BLOOMFIELD CREEK California 1917 524 21.0 m
MOKELUMNE RIVER OVERFLOW California 1930 520 150.9 m
AVIS DITCH California 1930 520 12.2 m
ELLITA DITCH California 1930 510 12.2 m
ALBRO DITCH California 1930 510 12.2 m
ALHAMBRA WASH California 1969 505 13.6 m
ADENA DITCH California 1930 502 18.0 m
BUD DITCH California 1930 502 18.0 m
DALMATIA DITCH California 1930 502 12.2 m
ADELIA DITCH California 1930 502 18.3 m
ARLETTA DITCH California 1943 502 18.3 m
COTA DITCH California 1930 502 12.2 m
ILIAD DITCH California 1930 502 18.0 m
CLIPPER DITCH California 1930 502 18.0 m
SCOTTY DITCH California 1930 502 18.3 m
IZZY DITCH California 1930 502 18.0 m
ELRITA DITCH California 1930 502 12.2 m
AXTON DITCH California 1930 502 12.2 m
E ST-S5 ON RAMP California 1928 500 25.0 m
STATE ROUTE 99 California 1964 500 71.3 m
HOUGHTON CANAL California 1925 500 10.1 m
PESCADERO CREEK California 1980 500 7.5 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.