US Bridges

Smith RD over Little Bogue Falaya Rive

FairPosted for load

St. Tammany Parish, Louisiana · 1.2 MI N/W JCT LA1082 &21 · Structure no. 625230320900341

Built
2001
24 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
115 ft
5 main spans
Daily traffic
2,253
2021 count
Owner
County
County Highway Agency

About this bridge

Smith RD over Little Bogue Falaya Rive is a steel stringer/multi-beam or girder carrying Smith RD over Little Bogue Falaya Rive in St. Tammany Parish, Louisiana. It was built in 2001, so it is 24 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 2,253 vehicles a day, projected to reach 2,478 by 2041. The structure is 115 ft (35.1 m) long and 25 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSmith RD
CrossesLittle Bogue Falaya Rive
Location1.2 MI N/W JCT LA1082 &21
RouteCounty Highway 0
CountySt. Tammany Parish
StateLouisiana
Coordinates30.53359, -90.05638
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating12.9 US tons
Inventory rating8.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length115 ft (35.1 m)
Longest span41 ft (12.5 m)
Deck width25 ft (7.7 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,253 (2021)
Projected traffic2,478 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$393,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Smith RD over Little Bogue Falaya Rive built?

It was built in 2001, making it 24 years old in 2025.

What condition is Smith RD over Little Bogue Falaya Rive 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 December 2024.

How much traffic does Smith RD over Little Bogue Falaya Rive carry?

About 2,253 vehicles per day (2021 count).

How long is Smith RD over Little Bogue Falaya Rive?

The structure is 115 ft (35.1 m) long with a longest span of 41 ft (12.5 m) and a deck 25 ft wide.

Who owns Smith RD over Little Bogue Falaya Rive?

It is owned by the County Highway Agency.