LA0404 over Bayou Black
FairIberville Parish, Louisiana · 0.17 M W LA 404&LA 3001 · Structure no. 612404050106431
- Built
- 1970
- 55 years old
- Condition
- Fair
- inspected July 2024
- Type
- Slab
- Concrete
- Length
- 38 ft
- 2 main spans
- Daily traffic
- 551
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
LA0404 over Bayou Black is a concrete slab carrying LA0404 over Bayou Black in Iberville Parish, Louisiana. It was built in 1970, so it is 55 years old, older than the Louisiana average of 43 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 551 vehicles a day, roughly 10% of them trucks, projected to reach 606 by 2041. The structure is 38 ft (11.6 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was LA0404 over Bayou Black built?
It was built in 1970, making it 55 years old in 2025.
What condition is LA0404 over Bayou Black in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.
How much traffic does LA0404 over Bayou Black carry?
About 551 vehicles per day (2021 count), of which roughly 10% are trucks.
How long is LA0404 over Bayou Black?
The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.
Who owns LA0404 over Bayou Black?
It is owned by the State Highway Agency.