US Bridges

W. South ST over Bayou Tesson

Fair

St. Landry Parish, Louisiana · .76 Mi. East of LA 357 · Structure no. 034930319920521

Built
1936
89 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
800
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

W. South ST over Bayou Tesson is a concrete culvert carrying W. South ST over Bayou Tesson in St. Landry Parish, Louisiana. It was built in 1936, so it is 89 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 800 vehicles a day, projected to reach 880 by 2040. The structure is 23 ft (7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesW. South ST
CrossesBayou Tesson
Location.76 Mi. East of LA 357
RouteCounty Highway 0
CountySt. Landry Parish
StateLouisiana
Coordinates30.53135, -92.08619
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.2 US tons
Inventory rating17.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width40 ft (12.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2020)
Projected traffic880 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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. South ST over Bayou Tesson built?

It was built in 1936, making it 89 years old in 2025.

What condition is W. South ST over Bayou Tesson 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 April 2023.

How much traffic does W. South ST over Bayou Tesson carry?

About 800 vehicles per day (2020 count).

How long is W. South ST over Bayou Tesson?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 40 ft wide.

Who owns W. South ST over Bayou Tesson?

It is owned by the City or Municipal Highway Agency.