US Bridges

Dulles Dr. over Coulee

Good

Lafayette Parish, Louisiana · 0.1 MI E of LA 93 · Structure no. 032800000032814

Built
2022
3 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
1,228
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dulles Dr. over Coulee is a concrete culvert carrying Dulles Dr. over Coulee in Lafayette Parish, Louisiana. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,228 vehicles a day, projected to reach 1,350 by 2041. The structure is 24 ft (7.3 m) long and 96 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesDulles Dr.
CrossesCoulee
Location0.1 MI E of LA 93
RouteCounty Highway 0
CountyLafayette Parish
StateLouisiana
Coordinates30.21054, -92.08486
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.1 US tons
Inventory rating81 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width96 ft (29.3 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,228 (2021)
Projected traffic1,350 by 2041
Trucks—
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Dulles Dr. over Coulee built?

It was built in 2022, making it 3 years old in 2025.

What condition is Dulles Dr. 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 January 2024.

How much traffic does Dulles Dr. over Coulee carry?

About 1,228 vehicles per day (2021 count).

How long is Dulles Dr. over Coulee?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m) and a deck 96 ft wide.

Who owns Dulles Dr. over Coulee?

It is owned by the City or Municipal Highway Agency.