US Bridges

LA0459 over Hairs Creek

Fair

La Salle Parish, Louisiana · 1.60 M N of US 84 · Structure no. 583003660101621

Built
1983
42 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
95 ft
5 main spans
Daily traffic
1,160
2021 count
Owner
State
State Highway Agency

About this bridge

LA0459 over Hairs Creek is a concrete slab carrying LA0459 over Hairs Creek in La Salle Parish, Louisiana. It was built in 1983, so it is 42 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 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 1,160 vehicles a day, roughly 21% of them trucks, projected to reach 1,276 by 2041. The structure is 95 ft (29 m) long and 36 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesLA0459
CrossesHairs Creek
Location1.60 M N of US 84
RouteState Highway 459
Coordinates31.69564, -92.099
Functional classRural Major 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 protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length95 ft (29 m)
Longest span19 ft (5.8 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,160 (2021)
Projected traffic1,276 by 2041
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 LA0459 over Hairs Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is LA0459 over Hairs 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 March 2023.

How much traffic does LA0459 over Hairs Creek carry?

About 1,160 vehicles per day (2021 count), of which roughly 21% are trucks.

How long is LA0459 over Hairs Creek?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 36 ft wide.

Who owns LA0459 over Hairs Creek?

It is owned by the State Highway Agency.