US Bridges

US0190 over Bayou Doza

Fair

St. Landry Parish, Louisiana · 1.0 MI East of LA 758 · Structure no. 034900121110421

Built
1969
56 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
140 ft
7 main spans
Daily traffic
8,492
2021 count
Owner
State
State Highway Agency

About this bridge

US0190 over Bayou Doza is a concrete slab carrying US0190 over Bayou Doza in St. Landry Parish, Louisiana. It was built in 1969, so it is 56 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 8,492 vehicles a day, roughly 24% of them trucks, projected to reach 9,341 by 2041. The structure is 140 ft (42.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS0190
CrossesBayou Doza
Location1.0 MI East of LA 758
RouteU.S. Route 190
Coordinates30.50598, -92.3261
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,492 (2021)
Projected traffic9,341 by 2041
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US0190 over Bayou Doza built?

It was built in 1969, making it 56 years old in 2025.

What condition is US0190 over Bayou Doza 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 November 2024.

How much traffic does US0190 over Bayou Doza carry?

About 8,492 vehicles per day (2021 count), of which roughly 24% are trucks.

How long is US0190 over Bayou Doza?

The structure is 140 ft (42.7 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns US0190 over Bayou Doza?

It is owned by the State Highway Agency.