Poor Condition Bridges in Louisiana

1,423 bridges rated Poor condition in Louisiana. 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 1,423 such bridges in Louisiana.

Clear
Bridge State Condition Year Built ADT Length
BIG CREEK RELIEF Louisiana 1952 5,107 42.1 m
KCS RR Louisiana 1976 5,107 106.7 m
LITTLE SALINE B Louisiana 1960 5,026 49.4 m
CREEK Louisiana 1975 5,021 17.4 m
Laports Coulee Louisiana 1950 4,990 11.9 m
DRAIN Louisiana 1937 4,912 8.5 m
HORSE BAYOU Louisiana 1971 4,905 18.0 m
BLACK BAYOU Louisiana 1974 4,835 17.4 m
SCOTT CREEK Louisiana 1970 4,748 23.5 m
DRAUGHAN CREEK Louisiana 1960 4,745 29.3 m
LITTLE RIVER Louisiana 1956 4,700 195.7 m
S FORK BLACK BAYOU Louisiana 1954 4,633 36.6 m
LONG BRANCH BAYOU Louisiana 1954 4,612 23.5 m
BLACK BAYOU Louisiana 1967 4,595 58.8 m
TENSAS RIVER @ CLAYTON Louisiana 1971 4,592 176.5 m
CHALMETTE VISTA CANAL Louisiana 1960 4,562 12.2 m
I-12 Louisiana 1972 4,450 98.1 m
HORSESHOE CANAL Louisiana 1975 4,442 36.6 m
KARRS CREEK Louisiana 1964 4,439 87.5 m
Port Allen Lock Louisiana 1961 4,376 117.7 m
DUGDEMONA RIVER Louisiana 1929 4,317 39.3 m
LITTLE BAYOU NA BONCHASS Louisiana 1957 4,306 61.0 m
BOGGY BAYOU Louisiana 1969 4,294 52.1 m
GRAND CAILLOU BAYOU Louisiana 1980 4,278 11.6 m
DRAIN Louisiana 1964 4,254 7.9 m
I-20 @ ARCADIA Louisiana 1964 4,151 87.2 m
PASS MANCHAC Louisiana 1957 4,107 918.1 m
NORTH PASS Louisiana 1960 4,107 412.1 m
BOURBEAUX BAYOU Louisiana 1987 4,081 10.1 m
GUM CREEK Louisiana 1965 4,078 23.2 m
CLARKE BAYOU Louisiana 1956 4,052 55.2 m
CANEY BAYOU REL Louisiana 1957 4,051 36.6 m
DRAINAGE CANAL Louisiana 1966 4,025 11.6 m
DRAINAGE BAYOU Louisiana 1966 4,025 23.2 m
BAYOU FOUNTIAN Louisiana 1968 3,993 23.8 m
DRAINAGE CANAL Louisiana 1928 3,974 10.7 m
COOLEY BRANCH Louisiana 1954 3,955 36.6 m
CREEK Louisiana 1954 3,955 30.5 m
I-20 Louisiana 1968 3,950 73.8 m
I-20 Louisiana 1964 3,924 82.6 m
WEST CALCASIEU RIVER REL Louisiana 1980 3,923 91.4 m
WEST CALCASIEU RIVER REL Louisiana 1980 3,923 76.2 m
IRISH BAYOU Louisiana 1978 3,912 103.6 m
LAKE PONTCHARTRAIN Louisiana 1938 3,912 7,596.2 m
BAYOU BEOUF Louisiana 1958 3,905 1,114.0 m
CRAB GULLY Louisiana 1957 3,884 15.2 m
CREEK Louisiana 1973 3,881 29.0 m
BOUDREAUX CANAL Louisiana 1959 3,872 86.6 m
HAMPTONS COULEE Louisiana 1966 3,799 42.7 m
RR I-10 Louisiana 1962 3,766 240.8 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.