US Bridges

LA0083 over Jack Coulee

Fair

Iberia Parish, Louisiana · 1.1 MI North of LA 85 · Structure no. 032302360106211

Built
1955
70 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
47 ft
3 main spans
Daily traffic
3,078
2021 count
Owner
State
State Highway Agency

About this bridge

LA0083 over Jack Coulee is a concrete culvert carrying LA0083 over Jack Coulee in Iberia Parish, Louisiana. It was built in 1955, so it is 70 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 3,078 vehicles a day, roughly 9% of them trucks, projected to reach 3,385 by 2041. The structure is 47 ft (14.3 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLA0083
CrossesJack Coulee
Location1.1 MI North of LA 85
RouteState Highway 83
Coordinates29.92265, -91.8033
Functional classUrban 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 protection7 GoodSome minor problems.
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 alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length47 ft (14.3 m)
Longest span10 ft (3 m)
Deck width38 ft (11.6 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,078 (2021)
Projected traffic3,385 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 LA0083 over Jack Coulee built?

It was built in 1955, making it 70 years old in 2025.

What condition is LA0083 over Jack Coulee 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 LA0083 over Jack Coulee carry?

About 3,078 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is LA0083 over Jack Coulee?

The structure is 47 ft (14.3 m) long with a longest span of 10 ft (3 m) and a deck 38 ft wide.

Who owns LA0083 over Jack Coulee?

It is owned by the State Highway Agency.