US Bridges

LA0577 over Little Creek

Fair

West Carroll Parish, Louisiana · 4.2 MI East of LA 585 · Structure no. 056201850308851

Built
1971
54 years old
Condition
Fair
inspected January 2023
Type
Slab
Concrete
Length
39 ft
2 main spans
Daily traffic
365
2021 count
Owner
State
State Highway Agency

About this bridge

LA0577 over Little Creek is a concrete slab carrying LA0577 over Little Creek in West Carroll Parish, Louisiana. It was built in 1971, so it is 54 years old, older 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 365 vehicles a day, roughly 19% of them trucks, projected to reach 401 by 2041. The structure is 39 ft (11.9 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLA0577
CrossesLittle Creek
Location4.2 MI East of LA 585
RouteState Highway 577
Coordinates32.67854, -91.486
Functional classRural Minor Collector

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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic365 (2021)
Projected traffic401 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 LA0577 over Little Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is LA0577 over Little Creek 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 January 2023.

How much traffic does LA0577 over Little Creek carry?

About 365 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0577 over Little Creek?

The structure is 39 ft (11.9 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0577 over Little Creek?

It is owned by the State Highway Agency.