US Bridges

US0190 over Bayou Mallet

Good

St. Landry Parish, Louisiana · 1.1 MI East of LA 103 · Structure no. 034900121118491

Built
1931
94 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
53 ft
4 main spans
Daily traffic
4,319
2021 count
Owner
State
State Highway Agency

About this bridge

US0190 over Bayou Mallet is a concrete culvert carrying US0190 over Bayou Mallet in St. Landry Parish, Louisiana. It was built in 1931, so it is 94 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 4,319 vehicles a day, roughly 10% of them trucks, projected to reach 4,750 by 2041. The structure is 53 ft (16.2 m) long and 135 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS0190
CrossesBayou Mallet
Location1.1 MI East of LA 103
RouteU.S. Route 190
Coordinates30.51719, -92.1923
Functional classUrban Other Principal 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than 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 length53 ft (16.2 m)
Longest span12 ft (3.7 m)
Deck width135 ft (41.1 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,319 (2021)
Projected traffic4,750 by 2041
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Mallet built?

It was built in 1931, making it 94 years old in 2025.

What condition is US0190 over Bayou Mallet 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 2024.

How much traffic does US0190 over Bayou Mallet carry?

About 4,319 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US0190 over Bayou Mallet?

The structure is 53 ft (16.2 m) long with a longest span of 12 ft (3.7 m) and a deck 135 ft wide.

Who owns US0190 over Bayou Mallet?

It is owned by the State Highway Agency.