US Bridges

Old LA 539 over Bull Bayou

Good

De Soto Parish, Louisiana · 0.58 Miles NE of LA 191 · Structure no. 041631536934991

Built
2004
21 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
115
2021 count
Owner
County
County Highway Agency

About this bridge

Old LA 539 over Bull Bayou is a concrete slab carrying Old LA 539 over Bull Bayou in De Soto 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 115 vehicles a day, projected to reach 126 by 2041. The structure is 80 ft (24.4 m) long and 27 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesOld LA 539
CrossesBull Bayou
Location0.58 Miles NE of LA 191
RouteCounty Highway 0
CountyDe Soto Parish
StateLouisiana
Coordinates31.89343, -93.83286
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115 (2021)
Projected traffic126 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Old LA 539 over Bull Bayou built?

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

What condition is Old LA 539 over Bull 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 October 2024.

How much traffic does Old LA 539 over Bull Bayou carry?

About 115 vehicles per day (2021 count).

How long is Old LA 539 over Bull Bayou?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns Old LA 539 over Bull Bayou?

It is owned by the County Highway Agency.