US Bridges

W Congress Street over Queue De Tortue Bayou

Good

Lafayette Parish, Louisiana · 0.6 MI E of LA 343 · Structure no. 032800000000171

Built
2018
7 years old
Condition
Good
inspected January 2024
Type
Slab
Concrete
Length
75 ft
3 main spans
Daily traffic
1,687
2020 count
Owner
County
County Highway Agency

About this bridge

W Congress Street over Queue De Tortue Bayou is a concrete slab carrying W Congress Street over Queue De Tortue Bayou in Lafayette Parish, Louisiana. It was built in 2018, so it is 7 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 1,687 vehicles a day, projected to reach 1,855 by 2040. The structure is 75 ft (22.9 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesW Congress Street
CrossesQueue De Tortue Bayou
Location0.6 MI E of LA 343
RouteCounty Highway 0
Coordinates30.19553, -92.16639
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating53.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length75 ft (22.9 m)
Longest span25 ft (7.6 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,687 (2020)
Projected traffic1,855 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W Congress Street over Queue De Tortue Bayou built?

It was built in 2018, making it 7 years old in 2025.

What condition is W Congress Street over Queue De Tortue 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 January 2024.

How much traffic does W Congress Street over Queue De Tortue Bayou carry?

About 1,687 vehicles per day (2020 count).

How long is W Congress Street over Queue De Tortue Bayou?

The structure is 75 ft (22.9 m) long with a longest span of 25 ft (7.6 m) and a deck 35 ft wide.

Who owns W Congress Street over Queue De Tortue Bayou?

It is owned by the County Highway Agency.