US Bridges

Domengeaux Rd. over Drainage Canal

Good

St. Landry Parish, Louisiana · 1.0 MI E of LA 93 · Structure no. 034930211920551

Built
2000
25 years old
Condition
Good
inspected January 2023
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
150
2020 count
Owner
County
County Highway Agency

About this bridge

Domengeaux Rd. over Drainage Canal is a concrete slab carrying Domengeaux Rd. over Drainage Canal in St. Landry Parish, Louisiana. It was built in 2000, so it is 25 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 150 vehicles a day, projected to reach 165 by 2040. The structure is 57 ft (17.4 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesDomengeaux Rd.
CrossesDrainage Canal
Location1.0 MI E of LA 93
RouteCounty Highway 0
Coordinates30.35223, -92.09214
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2023
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 rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic165 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Domengeaux Rd. over Drainage Canal built?

It was built in 2000, making it 25 years old in 2025.

What condition is Domengeaux Rd. over Drainage Canal 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 2023.

How much traffic does Domengeaux Rd. over Drainage Canal carry?

About 150 vehicles per day (2020 count).

How long is Domengeaux Rd. over Drainage Canal?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Domengeaux Rd. over Drainage Canal?

It is owned by the County Highway Agency.