E. Gauthier RD over Black Bayou Tributary
GoodCalcasieu Parish, Louisiana · 0.8 MI of E LA 397 · Structure no. 071030084930781
- Built
- 1988
- 37 years old
- Condition
- Good
- inspected November 2023
- Type
- Culvert
- Steel
- Length
- 33 ft
- 3 main spans
- Daily traffic
- 7,344
- 2019 count
- Owner
- County
- County Highway Agency
About this bridge
E. Gauthier RD over Black Bayou Tributary is a steel culvert carrying E. Gauthier RD over Black Bayou Tributary in Calcasieu Parish, Louisiana. It was built in 1988, so it is 37 years old, younger than the Louisiana average of 43 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 7,344 vehicles a day, projected to reach 8,078 by 2039. The structure is 33 ft (10.1 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was E. Gauthier RD over Black Bayou Tributary built?
It was built in 1988, making it 37 years old in 2025.
What condition is E. Gauthier RD over Black Bayou Tributary in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.
How much traffic does E. Gauthier RD over Black Bayou Tributary carry?
About 7,344 vehicles per day (2019 count).
How long is E. Gauthier RD over Black Bayou Tributary?
The structure is 33 ft (10.1 m) long with a longest span of 11 ft (3.4 m) and a deck 50 ft wide.
Who owns E. Gauthier RD over Black Bayou Tributary?
It is owned by the County Highway Agency.