US Bridges

US0190 over Tiger Bayou

Good

West Baton Rouge Parish, Louisiana · 2.2 M E of LA 413 · Structure no. 616100080110551

Built
2005
20 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
120 ft
6 main spans
Daily traffic
22,996
2021 count
Owner
State
State Highway Agency

About this bridge

US0190 over Tiger Bayou is a concrete slab carrying US0190 over Tiger Bayou in West Baton Rouge Parish, Louisiana. It was built in 2005, so it is 20 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 22,996 vehicles a day, roughly 17% of them trucks, projected to reach 25,295 by 2041. The structure is 120 ft (36.6 m) long and 43 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesUS0190
CrossesTiger Bayou
Location2.2 M E of LA 413
RouteU.S. Route 190
Coordinates30.52154, -91.37265
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,996 (2021)
Projected traffic25,295 by 2041
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US0190 over Tiger Bayou built?

It was built in 2005, making it 20 years old in 2025.

What condition is US0190 over Tiger 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 October 2024.

How much traffic does US0190 over Tiger Bayou carry?

About 22,996 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is US0190 over Tiger Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns US0190 over Tiger Bayou?

It is owned by the State Highway Agency.