LA 12 over Mud Lake
GoodCalcasieu Parish, Louisiana · 2.6 MI E of Tx Line · Structure no. 071000000070241
- Built
- 2023
- 2 years old
- Condition
- Good
- inspected May 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete Continuous
- Length
- 440 ft
- 11 main spans
- Daily traffic
- 4,600
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
LA 12 over Mud Lake is a prestressed concrete continuous stringer/multi-beam or girder carrying LA 12 over Mud Lake in Calcasieu Parish, Louisiana. It was built in 2023, so it is 2 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 4,600 vehicles a day, roughly 14% of them trucks, projected to reach 5,060 by 2043. The structure is 440 ft (134.1 m) long and 61 ft wide. If it were closed, the detour would be 23 mi (37 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 |
|---|---|---|
| Deck | 8 Very Good | No problems noted. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was LA 12 over Mud Lake built?
It was built in 2023, making it 2 years old in 2025.
What condition is LA 12 over Mud Lake 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 May 2024.
How much traffic does LA 12 over Mud Lake carry?
About 4,600 vehicles per day (2023 count), of which roughly 14% are trucks.
How long is LA 12 over Mud Lake?
The structure is 440 ft (134.1 m) long with a longest span of 40 ft (12.2 m) and a deck 61 ft wide.
Who owns LA 12 over Mud Lake?
It is owned by the State Highway Agency.