US Bridges

LA0098 over Coulee Duralde

Good

Acadia Parish, Louisiana · 2.80 MI NE of LA 35 · Structure no. 030103890102731

Built
1996
29 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
3,050
2021 count
Owner
State
State Highway Agency

About this bridge

LA0098 over Coulee Duralde is a concrete slab carrying LA0098 over Coulee Duralde in Acadia Parish, Louisiana. It was built in 1996, so it is 29 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,050 vehicles a day, roughly 12% of them trucks, projected to reach 3,355 by 2041. The structure is 100 ft (30.5 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLA0098
CrossesCoulee Duralde
Location2.80 MI NE of LA 35
RouteState Highway 98
Coordinates30.26095, -92.2469
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,050 (2021)
Projected traffic3,355 by 2041
Trucks12%
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA0098 over Coulee Duralde built?

It was built in 1996, making it 29 years old in 2025.

What condition is LA0098 over Coulee Duralde in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does LA0098 over Coulee Duralde carry?

About 3,050 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is LA0098 over Coulee Duralde?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 47 ft wide.

Who owns LA0098 over Coulee Duralde?

It is owned by the State Highway Agency.