US Bridges

US0090 over Bayou Queue De Tortue

Good

Lafayette Parish, Louisiana · 0.4 MI East of LA 719 · Structure no. 032800031100401

Built
1934
91 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
34 ft
4 main spans
Daily traffic
9,189
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over Bayou Queue De Tortue is a concrete culvert carrying US0090 over Bayou Queue De Tortue in Lafayette Parish, Louisiana. It was built in 1934, so it is 91 years old, older 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 9,189 vehicles a day, roughly 13% of them trucks, projected to reach 10,107 by 2041. The structure is 34 ft (10.4 m) long and 41 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS0090
CrossesBayou Queue De Tortue
Location0.4 MI East of LA 719
RouteU.S. Route 90
Coordinates30.23498, -92.2034
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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length34 ft (10.4 m)
Longest span8 ft (2.4 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,189 (2021)
Projected traffic10,107 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US0090 over Bayou Queue De Tortue built?

It was built in 1934, making it 91 years old in 2025.

What condition is US0090 over Bayou Queue De Tortue 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 2023.

How much traffic does US0090 over Bayou Queue De Tortue carry?

About 9,189 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is US0090 over Bayou Queue De Tortue?

The structure is 34 ft (10.4 m) long with a longest span of 8 ft (2.4 m) and a deck 41 ft wide.

Who owns US0090 over Bayou Queue De Tortue?

It is owned by the State Highway Agency.