US Bridges

Alpha RD over Coulee Kenny

Good

Vermilion Parish, Louisiana · 0.52 MI North of LA 696 · Structure no. 035700000200208

Built
2011
14 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
173
2021 count
Owner
County
County Highway Agency

About this bridge

Alpha RD over Coulee Kenny is a concrete slab carrying Alpha RD over Coulee Kenny in Vermilion Parish, Louisiana. It was built in 2011, so it is 14 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 173 vehicles a day, projected to reach 190 by 2041. The structure is 80 ft (24.4 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAlpha RD
CrossesCoulee Kenny
Location0.52 MI North of LA 696
RouteCounty Highway 0
Coordinates30.02869, -92.14926
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.8 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 10
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic173 (2021)
Projected traffic190 by 2041
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 Alpha RD over Coulee Kenny built?

It was built in 2011, making it 14 years old in 2025.

What condition is Alpha RD over Coulee Kenny 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 September 2023.

How much traffic does Alpha RD over Coulee Kenny carry?

About 173 vehicles per day (2021 count).

How long is Alpha RD over Coulee Kenny?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns Alpha RD over Coulee Kenny?

It is owned by the County Highway Agency.