LA0003 over Black Bayou
Bossier Parish, Louisiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- LA0003 over Black Bayou in Bossier Parish, Louisiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1934, making it 91 years old at the 2025 inventory.
- It carries about 5,200 vehicles a day (traffic count year 2016).
- Its listed owner is the state highway agency.
- It is one of 154 of the 269 inventoried bridges in Bossier Parish rated fair (57.2%); 41 (15.2%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (32.71574, -93.7388)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 5 | Fair condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 26 ft |
| Location | 1.31 Mi North of La 162 |
| NBI structure number | 040800440201311 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Bossier Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I0020 over Ramp J-2 | 1965 | 71,593 | Fair |
| I0020 over Traffic Street | 1966 | 71,593 | Fair |
| I0020 over Hamilton Mills Road | 1966 | 71,593 | Fair |
| I0020 over US 71 Kcsrr Ramp SW | 1966 | 71,593 | Fair |
| I0020 over La 72/OLD Minden Rd. | 1967 | 71,593 | Fair |
| I0020 over Icg RR | 1967 | 71,593 | Fair |
All bridges nearby: Bossier Parish, LA bridge conditions · every bridge in Bossier Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.