US Bridges

LA0389 over Drain

Fair

Calcasieu Parish, Louisiana · 2.2 MI N of LA 12 · Structure no. 071001910302401

Built
1959
66 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,841
2022 count
Owner
State
State Highway Agency

About this bridge

LA0389 over Drain is a concrete culvert carrying LA0389 over Drain in Calcasieu Parish, Louisiana. It was built in 1959, so it is 66 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 1,841 vehicles a day, roughly 17% of them trucks, projected to reach 2,025 by 2042. The structure is 21 ft (6.4 m) long and 40 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesLA0389
CrossesDrain
Location2.2 MI N of LA 12
RouteState Highway 389
Coordinates30.46875, -93.45266
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 inspectionMarch 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 loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width40 ft (12.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,841 (2022)
Projected traffic2,025 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 LA0389 over Drain built?

It was built in 1959, making it 66 years old in 2025.

What condition is LA0389 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 March 2023.

How much traffic does LA0389 over Drain carry?

About 1,841 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is LA0389 over Drain?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 40 ft wide.

Who owns LA0389 over Drain?

It is owned by the State Highway Agency.