US Bridges

US0190 over French Branch

Good

St. Tammany Parish, Louisiana · 0.3 Miles West of US 190 · Structure no. 625200000620283

Built
2013
12 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
2,496
2021 count
Owner
State
State Highway Agency

About this bridge

US0190 over French Branch is a concrete slab carrying US0190 over French Branch in St. Tammany Parish, Louisiana. It was built in 2013, so it is 12 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 2,496 vehicles a day, roughly 8% of them trucks, projected to reach 2,745 by 2041. The structure is 80 ft (24.4 m) long and 55 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesUS0190
CrossesFrench Branch
Location0.3 Miles West of US 190
RouteU.S. Route 190
CountySt. Tammany Parish
StateLouisiana
Coordinates30.26237, -89.726
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width55 ft (16.7 m)
Roadway width51 ft (15.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,496 (2021)
Projected traffic2,745 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

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 French Branch built?

It was built in 2013, making it 12 years old in 2025.

What condition is US0190 over French Branch 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 September 2023.

How much traffic does US0190 over French Branch carry?

About 2,496 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is US0190 over French Branch?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 55 ft wide.

Who owns US0190 over French Branch?

It is owned by the State Highway Agency.