US Bridges

LA0531 over Creek

Fair

Webster Parish, Louisiana · 0.71 MI N of US 80 · Structure no. 046001110205571

Built
1980
45 years old
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
41 ft
3 main spans
Daily traffic
1,689
2021 count
Owner
State
State Highway Agency

About this bridge

LA0531 over Creek is a steel culvert carrying LA0531 over Creek in Webster 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 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.

It carries about 1,689 vehicles a day, roughly 10% of them trucks, projected to reach 1,857 by 2041. The structure is 41 ft (12.5 m) long and 171 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLA0531
CrossesCreek
Location0.71 MI N of US 80
RouteState Highway 531
CountyWebster Parish
StateLouisiana
Coordinates32.61202, -93.2497
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating82.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span9 ft (2.7 m)
Deck width171 ft (52.1 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,689 (2021)
Projected traffic1,857 by 2041
Trucks10%
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 LA0531 over Creek built?

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

What condition is LA0531 over 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 August 2023.

How much traffic does LA0531 over Creek carry?

About 1,689 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA0531 over Creek?

The structure is 41 ft (12.5 m) long with a longest span of 9 ft (2.7 m) and a deck 171 ft wide.

Who owns LA0531 over Creek?

It is owned by the State Highway Agency.