US Bridges

US0190 over Bogue Falaya

Fair

St. Tammany Parish, Louisiana · 0.2 MI West of LA 21 Int. · Structure no. 625200131009841

Built
1993
32 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete
Length
462 ft
17 main spans
Daily traffic
9,408
2021 count
Owner
State
State Highway Agency

About this bridge

US0190 over Bogue Falaya is a concrete slab carrying US0190 over Bogue Falaya in St. Tammany Parish, Louisiana. It was built in 1993, so it is 32 years old, younger 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 9,408 vehicles a day, roughly 8% of them trucks, projected to reach 10,348 by 2041. The structure is 462 ft (140.8 m) long and 25 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesUS0190
CrossesBogue Falaya
Location0.2 MI West of LA 21 Int.
RouteU.S. Route 190
CountySt. Tammany Parish
StateLouisiana
Coordinates30.47646, -90.0897
Functional classUrban Minor Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans17
Design loadHS 20
Structure length462 ft (140.8 m)
Longest span27 ft (8.2 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,408 (2021)
Projected traffic10,348 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US0190 over Bogue Falaya built?

It was built in 1993, making it 32 years old in 2025.

What condition is US0190 over Bogue Falaya 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 September 2023.

How much traffic does US0190 over Bogue Falaya carry?

About 9,408 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is US0190 over Bogue Falaya?

The structure is 462 ft (140.8 m) long with a longest span of 27 ft (8.2 m) and a deck 25 ft wide.

Who owns US0190 over Bogue Falaya?

It is owned by the State Highway Agency.