LA0083 over Bayou Choupique
St. Mary Parish, Louisiana · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- LA0083 over Bayou Choupique in St. Mary Parish, Louisiana, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1978, making it 47 years old at the 2025 inventory.
- It carries about 10,148 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 9 of the 124 inventoried bridges in St. Mary Parish rated poor (7.3%); 9 (7.3%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (29.83449, -91.56784)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 4 | Poor condition |
| Substructure | 3 | Serious condition |
Bridge details
| Structure | Concrete slab |
| Length | about 120 ft |
| Location | 1.28 MI South of LA 182 |
| NBI structure number | 035102390214902 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in St. Mary Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US0090 over Ramp I | 1984 | 24,384 | Good |
| US0090 over Ramp M | 1984 | 24,384 | Good |
| US0090 over Patterson Canal | 1964 | 22,893 | Good |
| US0090 over Charenton Canal | 1978 | 21,000 | Fair |
| US0090 over Drain | 1973 | 18,127 | Fair |
| US0090 over Barrow Canal | 1964 | 17,736 | Fair |
All bridges nearby: St. Mary Parish, LA bridge conditions · every bridge in St. Mary Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.