US Bridges

LA0115 over Bordelon Slough

Fair

Avoyelles Parish, Louisiana · 0.63 Mi. North of LA 1188 · Structure no. 080500330109381

Built
1961
64 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
3,936
2021 count
Owner
State
State Highway Agency

About this bridge

LA0115 over Bordelon Slough is a concrete culvert carrying LA0115 over Bordelon Slough in Avoyelles Parish, Louisiana. It was built in 1961, so it is 64 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 3,936 vehicles a day, roughly 15% of them trucks, projected to reach 4,329 by 2041. The structure is 43 ft (13.1 m) long and 95 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA0115
CrossesBordelon Slough
Location0.63 Mi. North of LA 1188
RouteState Highway 115
Coordinates31.03826, -92.1416
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span9 ft (2.7 m)
Deck width95 ft (29 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,936 (2021)
Projected traffic4,329 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0115 over Bordelon Slough built?

It was built in 1961, making it 64 years old in 2025.

What condition is LA0115 over Bordelon Slough 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 January 2024.

How much traffic does LA0115 over Bordelon Slough carry?

About 3,936 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA0115 over Bordelon Slough?

The structure is 43 ft (13.1 m) long with a longest span of 9 ft (2.7 m) and a deck 95 ft wide.

Who owns LA0115 over Bordelon Slough?

It is owned by the State Highway Agency.