US Bridges

LA0034 over Cheniere Creek Relief

Fair

Ouachita Parish, Louisiana · 3.18 MI East of LA 546 · Structure no. 053700670903181

Built
1970
55 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
150 ft
6 main spans
Daily traffic
8,694
2021 count
Owner
State
State Highway Agency

About this bridge

LA0034 over Cheniere Creek Relief is a concrete slab carrying LA0034 over Cheniere Creek Relief in Ouachita 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 8,694 vehicles a day, roughly 16% of them trucks, projected to reach 9,563 by 2041. The structure is 150 ft (45.7 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA0034
CrossesCheniere Creek Relief
Location3.18 MI East of LA 546
RouteState Highway 34
Coordinates32.45122, -92.1673
Functional classRural Minor Arterial

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 inspectionAugust 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating54 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,694 (2021)
Projected traffic9,563 by 2041
Trucks16%
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$702,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0034 over Cheniere Creek Relief built?

It was built in 1970, making it 55 years old in 2025.

What condition is LA0034 over Cheniere Creek Relief 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 August 2024.

How much traffic does LA0034 over Cheniere Creek Relief carry?

About 8,694 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is LA0034 over Cheniere Creek Relief?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 33 ft wide.

Who owns LA0034 over Cheniere Creek Relief?

It is owned by the State Highway Agency.