US Bridges

Danielle RD over Coulee

Good

Iberia Parish, Louisiana · 1.1 Mi. S. of LA 344 · Structure no. 032330024914451

Built
1991
34 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete
Length
76 ft
4 main spans
Daily traffic
651
2020 count
Owner
County
County Highway Agency

About this bridge

Danielle RD over Coulee is a concrete slab carrying Danielle RD over Coulee in Iberia Parish, Louisiana. It was built in 1991, so it is 34 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 651 vehicles a day, projected to reach 716 by 2040. The structure is 76 ft (23.2 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDanielle RD
CrossesCoulee
Location1.1 Mi. S. of LA 344
RouteCounty Highway 0
Coordinates30.0411, -91.74217
Functional classUrban Minor Arterial

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic651 (2020)
Projected traffic716 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Danielle RD over Coulee built?

It was built in 1991, making it 34 years old in 2025.

What condition is Danielle RD over Coulee 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 October 2024.

How much traffic does Danielle RD over Coulee carry?

About 651 vehicles per day (2020 count).

How long is Danielle RD over Coulee?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns Danielle RD over Coulee?

It is owned by the County Highway Agency.