US Bridges

LA3229 over Unnamed Creek

Fair

Sabine Parish, Louisiana · 3.33 MI South of LA 482 · Structure no. 084308430603331

Built
1961
64 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
543
2021 count
Owner
State
State Highway Agency

About this bridge

LA3229 over Unnamed Creek is a concrete culvert carrying LA3229 over Unnamed Creek in Sabine Parish, Louisiana. It was built in 1961, so it is 64 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 543 vehicles a day, roughly 14% of them trucks, projected to reach 597 by 2041. The structure is 21 ft (6.4 m) long and 42 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLA3229
CrossesUnnamed Creek
Location3.33 MI South of LA 482
RouteState Highway 3229
Coordinates31.601, -93.7175
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width42 ft (12.8 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic543 (2021)
Projected traffic597 by 2041
Trucks14%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA3229 over Unnamed Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is LA3229 over Unnamed 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 2024.

How much traffic does LA3229 over Unnamed Creek carry?

About 543 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is LA3229 over Unnamed Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 42 ft wide.

Who owns LA3229 over Unnamed Creek?

It is owned by the State Highway Agency.