Bridge conditions in Jefferson Davis Parish, Louisiana
242 inventoried bridges · 45 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 5 bridges in Jefferson Davis Parish is rated in poor condition: 45 of 242 on the federal inventory, one of the higher shares in Louisiana.
- 45 of the 242 bridges in Jefferson Davis Parish, Louisiana, are rated in poor condition (18.6%) in the 2025 National Bridge Inventory, as of .
- 27 bridges (11.2%) are rated good and 170 (70.2%) fair.
- The median Jefferson Davis Parish bridge was built in 1977.
- The busiest poor-rated bridge is I0010 over US 165 Frontage Rd RR (built 1964), carrying about 27,700 vehicles a day.
Good 11.2% · Fair 70.2% · Poor 18.6% of 242 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I0010 over US 165 Frontage Rd RR | 1964 | 27,700 | Poor |
| I0010 over US 165 Frontage Rd RR | 1964 | 11,635 | Poor |
| US0165 over Drain | 1937 | 4,912 | Poor |
| LA0097 over I-10 | 1964 | 1,175 | Poor |
| South St. over Welsh Drainage Canal | 1983 | 500 | Poor |
| East Nichols St. over Welsh Drainage Canal | 1983 | 500 | Poor |
| Patterson Rd over Bayou | 1980 | 350 | Poor |
| Third St. over Drainage Ditch | 1968 | 325 | Poor |
| LA1131 over Drain | 1976 | 315 | Poor |
| South Adams Street over East Lacassine Bayou | 1970 | 300 | Poor |
| Iowa Avenue over Drainage Ditch | 1968 | 200 | Poor |
| Joseph Street over Creek | 1968 | 200 | Poor |
| Bebee Road over Gully | 1971 | 200 | Poor |
| Potter Rd. over Thornwell Drainage Canal | 1976 | 160 | Poor |
| Broadmore Road over Broadmore Bayou | 1976 | 160 | Poor |
| Estes Rd. over Drain | 1970 | 130 | Poor |
| Dugas Rd. over Ditch | 1976 | 100 | Poor |
| Guidry Rd. over Broadmore Ditch | 1973 | 100 | Poor |
| Rostrom Road over Gully | 1977 | 90 | Poor |
| Farm Supply Road over Chene Bayou | 1975 | 80 | Poor |
| Lyons Rd. over Thornwell Drainage Canal | 1974 | 75 | Poor |
| Payton Rd over East Lacassine Bayou | 1970 | 75 | Poor |
| Ardoin Cove Road over Creek | 1968 | 70 | Poor |
| Augustine Rd. over Gully | 1970 | 70 | Poor |
| Rostrom Road over Drain | 1980 | 70 | Poor |
| Vidrine Rd. over Little Bayou | 1970 | 60 | Poor |
| Nelson Road over Canal | 1973 | 50 | Poor |
| West Racca Road over East Grand Marais Ditch | 1979 | 50 | Poor |
| Ardoin Cove Road over Creek | 1990 | 50 | Poor |
| Abell Road over Ditch | 1978 | 50 | Poor |
| Abell Road over Gully | 1976 | 50 | Poor |
| Pecan Orchard Road over East Bayou Lacassine | 1965 | 50 | Poor |
| Turf Grass Rd. over Gully | 1980 | 50 | Poor |
| Blanchard Road over East Lacassine Bayou | 1965 | 40 | Poor |
| New Comer Rd. over Creek | 1971 | 40 | Poor |
| Pom Roy Rd. over Mitchell Bayou | 1988 | 30 | Poor |
| A&d Abshire Rd. over Thornwell Drainage Canal | 1972 | 30 | Poor |
| Potter Rd. over Thornwell Drainage Canal | 1972 | 30 | Poor |
| Touchet Road over Grand Marais Bayou | 1974 | 30 | Poor |
| Aaron Road over Chene Bayou | 1979 | 30 | Poor |
| Bryan Rd over Gully | 1979 | 30 | Poor |
| Freeland Rd over Drain | 1979 | 30 | Poor |
| Country Rd. over Creek | 1960 | 30 | Poor |
| Stanley Road over Rogers Gully | 1980 | 30 | Poor |
| Bolles Rd. over Gully | 1975 | 25 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I0010 over Drain | 1964 | 66,534 | Fair |
| I0010 over La 26 | 1965 | 61,210 | Fair |
| I0010 over US 165 Frontage Rd RR | 1964 | 27,700 | Poor |
| US0090 over Canal | 1931 | 14,902 | Fair |
| US0165 over Bayou | 2017 | 11,886 | Good |
| US0165 over Bayou Serpent | 2017 | 11,886 | Good |
| US0165 over Bayou Serpent Relief | 2017 | 11,886 | Good |
| US0165 over Gum Bayou | 1932 | 11,886 | Fair |
| I0010 over US 165 Frontage Rd RR | 1964 | 11,635 | Poor |
| I0010 over W. Lacassine Bayou | 1964 | 11,635 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Louisiana: Louisiana bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.