US Bridges

LA0439 over Bogue Lusa Creek

Good

Washington Parish, Louisiana · LA0439 · Structure no. 625908592212621

Built
1980
45 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
452 ft
9 main spans
Daily traffic
1,235
2021 count
Owner
State
State Highway Agency

About this bridge

LA0439 over Bogue Lusa Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying LA0439 over Bogue Lusa Creek in Washington Parish, Louisiana. It was built in 1980, so it is 45 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 1,235 vehicles a day, roughly 13% of them trucks, projected to reach 1,358 by 2041. The structure is 452 ft (137.8 m) long and 42 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLA0439
CrossesBogue Lusa Creek
LocationLA0439
RouteState Highway 439
Coordinates30.77006, -89.8923
Functional classRural Minor Collector

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 protection8 Very GoodNo problems noted.
Last inspectionMay 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 rating66 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length452 ft (137.8 m)
Longest span50 ft (15.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,235 (2021)
Projected traffic1,358 by 2041
Trucks13%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0439 over Bogue Lusa Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is LA0439 over Bogue Lusa Creek 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 May 2024.

How much traffic does LA0439 over Bogue Lusa Creek carry?

About 1,235 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is LA0439 over Bogue Lusa Creek?

The structure is 452 ft (137.8 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.

Who owns LA0439 over Bogue Lusa Creek?

It is owned by the State Highway Agency.