US Bridges

LA0841 over Bayou

Fair

Ouachita Parish, Louisiana · LA 841 · Structure no. 053708370807131

Built
1979
46 years old
Condition
Fair
inspected October 2024
Type
Culvert
Steel
Length
40 ft
3 main spans
Daily traffic
2,036
2021 count
Owner
State
State Highway Agency

About this bridge

LA0841 over Bayou is a steel culvert carrying LA0841 over Bayou in Ouachita Parish, Louisiana. It was built in 1979, so it is 46 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 2,036 vehicles a day, roughly 15% of them trucks, projected to reach 2,239 by 2041. The structure is 40 ft (12.2 m) long and 64 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesLA0841
CrossesBayou
LocationLA 841
RouteState Highway 841
CountyOuachita Parish
StateLouisiana
Coordinates32.42091, -92.0518
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span10 ft (3 m)
Deck width64 ft (19.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,036 (2021)
Projected traffic2,239 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$241,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0841 over Bayou built?

It was built in 1979, making it 46 years old in 2025.

What condition is LA0841 over Bayou 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 October 2024.

How much traffic does LA0841 over Bayou carry?

About 2,036 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA0841 over Bayou?

The structure is 40 ft (12.2 m) long with a longest span of 10 ft (3 m) and a deck 64 ft wide.

Who owns LA0841 over Bayou?

It is owned by the State Highway Agency.