US Bridges

LA3086 over Drain

Fair

Jefferson Davis Parish, Louisiana · 1.7 MI N of LA 102 · Structure no. 072701980401651

Built
1990
35 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
369
2021 count
Owner
State
State Highway Agency

About this bridge

LA3086 over Drain is a concrete culvert carrying LA3086 over Drain in Jefferson Davis Parish, Louisiana. It was built in 1990, so it is 35 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 369 vehicles a day, roughly 11% of them trucks, projected to reach 405 by 2041. The structure is 22 ft (6.7 m) long and 87 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLA3086
CrossesDrain
Location1.7 MI N of LA 102
RouteState Highway 3086
Coordinates30.37364, -92.82612
Functional classRural Local

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 inspectionSeptember 2023
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 alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width87 ft (26.4 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic369 (2021)
Projected traffic405 by 2041
Trucks11%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA3086 over Drain built?

It was built in 1990, making it 35 years old in 2025.

What condition is LA3086 over Drain 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 September 2023.

How much traffic does LA3086 over Drain carry?

About 369 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA3086 over Drain?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 87 ft wide.

Who owns LA3086 over Drain?

It is owned by the State Highway Agency.