US Bridges

LA0531 over Brushy Creek

PoorPosted for load

Webster Parish, Louisiana · 1.66 MI North of LA 532 · Structure no. 046001110201661

Built
1966
59 years old
Condition
Poor
inspected August 2024
Type
Slab
Concrete
Length
134 ft
7 main spans
Daily traffic
1,689
2021 count
Owner
State
State Highway Agency

About this bridge

LA0531 over Brushy Creek is a concrete slab carrying LA0531 over Brushy Creek in Webster Parish, Louisiana. It was built in 1966, so it is 59 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,689 vehicles a day, roughly 19% of them trucks, projected to reach 1,857 by 2041. The structure is 134 ft (40.8 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLA0531
CrossesBrushy Creek
Location1.66 MI North of LA 532
RouteState Highway 531
Coordinates32.55603, -93.25
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans7
Design loadH 15
Structure length134 ft (40.8 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,689 (2021)
Projected traffic1,857 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$639,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0531 over Brushy Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is LA0531 over Brushy Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does LA0531 over Brushy Creek carry?

About 1,689 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0531 over Brushy Creek?

The structure is 134 ft (40.8 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns LA0531 over Brushy Creek?

It is owned by the State Highway Agency.