Bridge conditions in Assumption Parish, Louisiana
68 inventoried bridges · 9 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 68 Assumption Parish bridges in the federal inventory, 9 carry a poor rating. That 13.2% share is roughly 2x the national average.
- 9 of the 68 bridges in Assumption Parish, Louisiana, are rated in poor condition (13.2%) in the 2025 National Bridge Inventory, as of .
- 32 bridges (47.1%) are rated good and 27 (39.7%) fair.
- The median Assumption Parish bridge was built in 1977.
- The busiest poor-rated bridge is LA0070 over Pierre Pass (built 1967), carrying about 5,560 vehicles a day.
Good 47.1% · Fair 39.7% · Poor 13.2% of 68 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 |
|---|---|---|---|
| LA0070 over Pierre Pass | 1967 | 5,560 | Poor |
| LA0182 over Bayou Beouf | 1958 | 3,905 | Poor |
| LA1008 over Bayou Lafourche | 1952 | 3,279 | Poor |
| LA0308 over Halway Canal | 1969 | 1,825 | Poor |
| Bridge St over Bayou Lafourche | 1984 | 480 | Poor |
| LA1014 over Valance Drainage Canal | 1974 | 304 | Poor |
| Rue De Kajun over Bayou Pierre Part | 1999 | 192 | Poor |
| LA1010 over Labadieville Drain 2 | 1980 | 111 | Poor |
| Bayou Boeuf Rd over Drainage Canal | 1950 | 4 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0090 over Ground | 1998 | 12,192 | Good |
| US0090 over West Bound Ramp (off) | 1998 | 12,192 | Good |
| US0090 over East Bound Off Ramp | 1996 | 12,192 | Good |
| US0090 over Westbound on Ramp | 1998 | 12,192 | Good |
| US0090 over Ongoing Ramp B.e. | 1999 | 12,192 | Good |
| US0090 over Offgoing Ramp A.e. | 1999 | 12,192 | Good |
| LA0070 over Drain | 1977 | 11,166 | Good |
| LA0070 over Drain | 1977 | 11,166 | Good |
| LA0070 over Drain | 1977 | 11,166 | Good |
| LA0070 over Drain | 1977 | 11,166 | 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.