US Bridges

LA0143 over Cook Creek

Fair

Union Parish, Louisiana · 2.5 MI North of LA 2 · Structure no. 055601550102531

Built
1951
74 years old
Condition
Fair
inspected February 2024
Type
Tee Beam
Concrete
Length
74 ft
3 main spans
Daily traffic
2,254
2021 count
Owner
State
State Highway Agency

About this bridge

LA0143 over Cook Creek is a concrete tee beam carrying LA0143 over Cook Creek in Union Parish, Louisiana. It was built in 1951, so it is 74 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 2,254 vehicles a day, roughly 15% of them trucks, projected to reach 2,479 by 2041. The structure is 74 ft (22.6 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA0143
CrossesCook Creek
Location2.5 MI North of LA 2
RouteState Highway 143
Coordinates32.75255, -92.1345
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length74 ft (22.6 m)
Longest span24 ft (7.3 m)
Deck width29 ft (8.9 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,254 (2021)
Projected traffic2,479 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$385,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0143 over Cook Creek built?

It was built in 1951, making it 74 years old in 2025.

What condition is LA0143 over Cook 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 February 2024.

How much traffic does LA0143 over Cook Creek carry?

About 2,254 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA0143 over Cook Creek?

The structure is 74 ft (22.6 m) long with a longest span of 24 ft (7.3 m) and a deck 29 ft wide.

Who owns LA0143 over Cook Creek?

It is owned by the State Highway Agency.