US Bridges

LA0126 over Rocky Creek

Fair

Catahoula Parish, Louisiana · 1.8 MI S of LA 459 · Structure no. 581303530201801

Built
1981
44 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
76 ft
4 main spans
Daily traffic
544
2021 count
Owner
State
State Highway Agency

About this bridge

LA0126 over Rocky Creek is a concrete slab carrying LA0126 over Rocky Creek in Catahoula Parish, Louisiana. It was built in 1981, so it is 44 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 544 vehicles a day, roughly 21% of them trucks, projected to reach 598 by 2041. The structure is 76 ft (23.2 m) long and 35 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

CarriesLA0126
CrossesRocky Creek
Location1.8 MI S of LA 459
RouteState Highway 126
Coordinates31.78349, -91.9899
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic544 (2021)
Projected traffic598 by 2041
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0126 over Rocky Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is LA0126 over Rocky Creek 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 September 2024.

How much traffic does LA0126 over Rocky Creek carry?

About 544 vehicles per day (2021 count), of which roughly 21% are trucks.

How long is LA0126 over Rocky Creek?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns LA0126 over Rocky Creek?

It is owned by the State Highway Agency.