US Bridges

White Oak RD over Bayou Carron

Good

St. Landry Parish, Louisiana · 0.3 MI SW of LA 103 · Structure no. 034930375920441

Built
2000
25 years old
Condition
Good
inspected January 2023
Type
Slab
Concrete
Length
96 ft
5 main spans
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

White Oak RD over Bayou Carron is a concrete slab carrying White Oak RD over Bayou Carron in St. Landry Parish, Louisiana. It was built in 2000, so it is 25 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, projected to reach 110 by 2040. The structure is 96 ft (29.3 m) long and 27 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWhite Oak RD
CrossesBayou Carron
Location0.3 MI SW of LA 103
RouteCounty Highway 0
Coordinates30.6245, -92.07511
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic110 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was White Oak RD over Bayou Carron built?

It was built in 2000, making it 25 years old in 2025.

What condition is White Oak RD over Bayou Carron in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2023.

How much traffic does White Oak RD over Bayou Carron carry?

About 100 vehicles per day (2020 count).

How long is White Oak RD over Bayou Carron?

The structure is 96 ft (29.3 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns White Oak RD over Bayou Carron?

It is owned by the County Highway Agency.