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 |
|---|---|---|---|---|---|
| SISTER STREET | Louisiana | 1960 | 23,049 | 15.8 m | |
| INDUSTRIAL CANAL | Louisiana | 1950 | 23,049 | 41.8 m | |
| CITY STREET/RAILROAD | Louisiana | 1991 | 22,680 | 266.4 m | |
| I-20 | Louisiana | 1960 | 22,345 | 89.0 m | |
| KCS MOPAC & PAC RRS | Louisiana | 1950 | 22,308 | 216.1 m | |
| UPRR/ Acadia Prep Cir | Louisiana | 1962 | 20,176 | 124.1 m | |
| DRAINAGE CANAL | Louisiana | 1968 | 20,091 | 11.6 m | |
| VERMILION R/ABBEVILLE | Louisiana | 1964 | 19,800 | 107.6 m | |
| US 61 | Louisiana | 1968 | 19,515 | 64.6 m | |
| Hurricane Creek | Louisiana | 1956 | 19,417 | 8.8 m | |
| I-10 | Louisiana | 1940 | 19,200 | 439.5 m | |
| MISSISSIPPI RIVER | Louisiana | 1939 | 18,380 | 1,791.9 m | |
| BAYOU LACARP | Louisiana | 1986 | 18,305 | 12.8 m | |
| BAYOU DERBONNE | Louisiana | 1986 | 18,305 | 15.2 m | |
| DRAIN | Louisiana | 1964 | 18,056 | 9.1 m | |
| PINE BAYOU | Louisiana | 1963 | 17,565 | 24.4 m | |
| CROSS BAYOU | Louisiana | 1966 | 17,247 | 150.9 m | |
| CROSS BAYOU | Louisiana | 1960 | 16,911 | 137.2 m | |
| BUCHANAN BAYOU | Louisiana | 1953 | 16,911 | 36.6 m | |
| CORPORATION CANAL | Louisiana | 1955 | 16,457 | 29.3 m | |
| YELLOW WATER RIVER | Louisiana | 1953 | 16,234 | 36.6 m | |
| MACKS BAYOU | Louisiana | 1967 | 15,642 | 66.4 m | |
| ALLIGATOR BAYOU | Louisiana | 1955 | 15,627 | 24.4 m | |
| NO&NE RAILROAD | Louisiana | 1937 | 15,607 | 252.4 m | |
| KCS RR/JONES ST | Louisiana | 1954 | 15,401 | 578.8 m | |
| RED RIVER @ GRAND ECORE | Louisiana | 1959 | 15,363 | 572.7 m | |
| I-10 | Louisiana | 1962 | 14,973 | 85.3 m | |
| DINDE BAYOU | Louisiana | 1960 | 14,973 | 34.7 m | |
| W FORK CALCASIEU RIVER | Louisiana | 1968 | 14,767 | 190.2 m | |
| ATCHAFALAYA FLDWY | Louisiana | 1961 | 14,088 | 1,214.3 m | |
| KANSAS CITY SOUTHERN RR | Louisiana | 1977 | 14,003 | 75.6 m | |
| TWELVE MILE BAYOU | Louisiana | 1968 | 14,003 | 174.3 m | |
| CROSS BAYOU | Louisiana | 1960 | 14,003 | 137.2 m | |
| DRAIN CANAL | Louisiana | 1965 | 13,934 | 16.5 m | |
| LA0010 | Louisiana | 1989 | 13,540 | 158.8 m | |
| AMITE RIVER @ PVINCENT | Louisiana | 1963 | 13,122 | 121.3 m | |
| DRAIN CANAL | Louisiana | 1969 | 12,957 | 11.6 m | |
| ATCHAF.R/BERWICK BAY | Louisiana | 1933 | 12,788 | 1,141.8 m | |
| I-20 | Louisiana | 1965 | 12,786 | 141.7 m | |
| LIVELY BAYOU | Louisiana | 1965 | 12,710 | 29.3 m | |
| LA 415/M P RR @ LOBDELL | Louisiana | 1940 | 12,262 | 303.3 m | |
| US 61-SCENIC | Louisiana | 1940 | 12,262 | 61.0 m | |
| NEW IBERIA SOUTHERN CANA | Louisiana | 1999 | 12,192 | 36.6 m | |
| B CLEAR DIVERSION CANAL | Louisiana | 1990 | 11,969 | 85.3 m | |
| KCS RR | Louisiana | 1927 | 11,856 | 40.2 m | |
| BEAR CREEK | Louisiana | 1975 | 11,712 | 40.8 m | |
| MOSLEY MILL CREEK | Louisiana | 1975 | 11,712 | 17.4 m | |
| CYPRESS CREEK | Louisiana | 1961 | 11,636 | 41.1 m | |
| I-20 | Louisiana | 1963 | 11,636 | 73.2 m | |
| US 165 FRONTAGE RD RR | Louisiana | 1964 | 11,635 | 220.1 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.