US Bridges

Airline DR over Willow Chute Bayou

Good

Bossier Parish, Louisiana · 2.0 MI N of US HWY 80 · Structure no. 040832359934291

Built
2004
21 years old
Condition
Good
inspected December 2024
Type
Culvert
Steel
Length
60 ft
2 main spans
Daily traffic
19,000
2020 count
Owner
County
County Highway Agency

About this bridge

Airline DR over Willow Chute Bayou is a steel culvert carrying Airline DR over Willow Chute Bayou in Bossier Parish, Louisiana. It was built in 2004, so it is 21 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 19,000 vehicles a day, projected to reach 20,900 by 2040. The structure is 60 ft (18.3 m) long and 85 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesAirline DR
CrossesWillow Chute Bayou
Location2.0 MI N of US HWY 80
RouteCounty Highway 0
Coordinates32.59937, -93.71421
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating41.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span30 ft (9.1 m)
Deck width85 ft (25.9 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,000 (2020)
Projected traffic20,900 by 2040
Trucks—
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Airline DR over Willow Chute Bayou built?

It was built in 2004, making it 21 years old in 2025.

What condition is Airline DR over Willow Chute 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 December 2024.

How much traffic does Airline DR over Willow Chute Bayou carry?

About 19,000 vehicles per day (2020 count).

How long is Airline DR over Willow Chute Bayou?

The structure is 60 ft (18.3 m) long with a longest span of 30 ft (9.1 m) and a deck 85 ft wide.

Who owns Airline DR over Willow Chute Bayou?

It is owned by the County Highway Agency.