US Bridges

LA0013 over Queue De Tortue Bayou

Fair

Acadia Parish, Louisiana · 1.0 MI South of LA 1115 · Structure no. 030100570200001

Built
1952
73 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
290 ft
12 main spans
Daily traffic
4,668
2021 count
Owner
State
State Highway Agency

About this bridge

LA0013 over Queue De Tortue Bayou is a concrete tee beam carrying LA0013 over Queue De Tortue Bayou in Acadia Parish, Louisiana. It was built in 1952, so it is 73 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 4,668 vehicles a day, roughly 13% of them trucks, projected to reach 5,134 by 2041. The structure is 290 ft (88.4 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesLA0013
CrossesQueue De Tortue Bayou
Location1.0 MI South of LA 1115
RouteState Highway 13
CountyAcadia Parish
StateLouisiana
Coordinates30.07901, -92.36161
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans12
Design loadH 15
Structure length290 ft (88.4 m)
Longest span24 ft (7.3 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,668 (2021)
Projected traffic5,134 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0013 over Queue De Tortue Bayou built?

It was built in 1952, making it 73 years old in 2025.

What condition is LA0013 over Queue De Tortue Bayou 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 August 2024.

How much traffic does LA0013 over Queue De Tortue Bayou carry?

About 4,668 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is LA0013 over Queue De Tortue Bayou?

The structure is 290 ft (88.4 m) long with a longest span of 24 ft (7.3 m) and a deck 29 ft wide.

Who owns LA0013 over Queue De Tortue Bayou?

It is owned by the State Highway Agency.