US Bridges

Willow Bayou RD over Willow Bayou

Good

Madison Parish, Louisiana · 6.0 MI NE of US 80 · Structure no. 053332288911131

Built
2003
22 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
98 ft
5 main spans
Daily traffic
75
2000 count
Owner
County
County Highway Agency

About this bridge

Willow Bayou RD over Willow Bayou is a concrete slab carrying Willow Bayou RD over Willow Bayou in Madison Parish, Louisiana. It was built in 2003, so it is 22 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 75 vehicles a day, projected to reach 82 by 2020. The structure is 98 ft (29.9 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWillow Bayou RD
CrossesWillow Bayou
Location6.0 MI NE of US 80
RouteCounty Highway 0
Coordinates32.48066, -91.19041
Functional classRural Minor Arterial

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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span20 ft (6.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2000)
Projected traffic82 by 2020
Trucks—
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Willow Bayou RD over Willow Bayou built?

It was built in 2003, making it 22 years old in 2025.

What condition is Willow Bayou RD over Willow Bayou 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 April 2023.

How much traffic does Willow Bayou RD over Willow Bayou carry?

About 75 vehicles per day (2000 count).

How long is Willow Bayou RD over Willow Bayou?

The structure is 98 ft (29.9 m) long with a longest span of 20 ft (6.1 m) and a deck 31 ft wide.

Who owns Willow Bayou RD over Willow Bayou?

It is owned by the County Highway Agency.