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.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| INDIAN BAYOU | Louisiana | 1957 | 3,757 | 29.3 m | |
| BEAVER BAYOU | Louisiana | 1963 | 3,710 | 29.0 m | |
| BAYOU TERREBONNE | Louisiana | 1954 | 3,687 | 26.2 m | |
| DARBONNE BAYOU | Louisiana | 1962 | 3,674 | 201.2 m | |
| I-20 | Louisiana | 1960 | 3,620 | 92.0 m | |
| I0020 | Louisiana | 1960 | 3,600 | 93.6 m | |
| I 20 | Louisiana | 1960 | 3,600 | 102.7 m | |
| CASTOR BAYOU TRIB. | Louisiana | 1970 | 3,600 | 11.6 m | |
| CHICKASAW CREEK | Louisiana | 1948 | 3,518 | 87.8 m | |
| CREEK | Louisiana | 1948 | 3,518 | 65.8 m | |
| ST LOUIS CANAL | Louisiana | 1965 | 3,492 | 18.3 m | |
| MILL BAYOU | Louisiana | 1957 | 3,462 | 12.2 m | |
| BAYOU DESAIRD | Louisiana | 1979 | 3,462 | 29.0 m | |
| CREEK | Louisiana | 1957 | 3,462 | 12.2 m | |
| DRAINAGE DITCH | Louisiana | 1970 | 3,440 | 18.0 m | |
| FLATWOODS CREEK | Louisiana | 1977 | 3,420 | 17.7 m | |
| ST. JOHNS CREEK | Louisiana | 1977 | 3,420 | 17.7 m | |
| CREEK | Louisiana | 1952 | 3,395 | 8.2 m | |
| BAYOU TECHE PARKS | Louisiana | 1950 | 3,378 | 75.3 m | |
| SABINE RIVER | Louisiana | 1938 | 3,365 | 99.7 m | |
| WIGGINS BAYOU | Louisiana | 1953 | 3,354 | 18.0 m | |
| LATERAL W15#7A | Louisiana | 1957 | 3,289 | 17.7 m | |
| BAYOU MOREAU | Louisiana | 1957 | 3,289 | 29.0 m | |
| BAYOU LAFOURCHE | Louisiana | 1952 | 3,279 | 71.6 m | |
| BEAR CREEK | Louisiana | 1991 | 3,263 | 24.4 m | |
| NEW IBERIA SOUTHERN CANA | Louisiana | 1999 | 3,244 | 30.5 m | |
| TECHE BAYOU/OLIVIER | Louisiana | 1963 | 3,241 | 80.2 m | |
| INDIAN BAYOU | Louisiana | 1965 | 3,236 | 17.7 m | |
| BAYOU MARIA | Louisiana | 1993 | 3,220 | 11.6 m | |
| MILE BR. | Louisiana | 1970 | 3,200 | 11.9 m | |
| ILE DES CANNES COULEE | Louisiana | 1973 | 3,160 | 23.2 m | |
| PATOUT CANAL | Louisiana | 1945 | 3,125 | 12.2 m | |
| RED CHUTE BAYOU | Louisiana | 1980 | 3,124 | 64.0 m | |
| LITTLE SANDY CREEK | Louisiana | 1955 | 3,092 | 46.6 m | |
| SANDY CREEK | Louisiana | 1979 | 3,092 | 23.2 m | |
| CREEK | Louisiana | 1950 | 3,057 | 8.2 m | |
| COULEE | Louisiana | 1978 | 3,040 | 11.6 m | |
| KELSO BAYOU/HACKBERRY | Louisiana | 1977 | 3,034 | 123.7 m | |
| Lil Cypress Bayou | Louisiana | 1965 | 3,000 | 18.0 m | |
| BAYOU BREAUX | Louisiana | 1969 | 2,943 | 11.6 m | |
| I 20 | Louisiana | 1963 | 2,930 | 86.0 m | |
| I-20 | Louisiana | 1963 | 2,920 | 73.8 m | |
| TURF BAYOU | Louisiana | 1958 | 2,899 | 34.7 m | |
| MIDDLE CANAL | Louisiana | 1958 | 2,899 | 17.4 m | |
| MILLER CANAL | Louisiana | 1958 | 2,899 | 17.4 m | |
| EAST RELEIF | Louisiana | 1958 | 2,899 | 17.4 m | |
| OLD ICC L PRAIRE | Louisiana | 1965 | 2,899 | 141.7 m | |
| CANAL | Louisiana | 1957 | 2,899 | 11.6 m | |
| HERBERT CANAL | Louisiana | 1957 | 2,899 | 18.0 m | |
| CREEK | Louisiana | 1960 | 2,899 | 17.7 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.