US Bridges

Clemen Luneau RD over Lac Long

Good

Avoyelles Parish, Louisiana · 1.5 Mi. N of Cardinal Lp. · Structure no. 080531095921011

Built
1998
27 years old
Condition
Good
inspected March 2023
Type
Slab
Concrete
Length
79 ft
4 main spans
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Clemen Luneau RD over Lac Long is a concrete slab carrying Clemen Luneau RD over Lac Long in Avoyelles Parish, Louisiana. It was built in 1998, so it is 27 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 40 vehicles a day, projected to reach 44 by 2040. The structure is 79 ft (24.1 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesClemen Luneau RD
CrossesLac Long
Location1.5 Mi. N of Cardinal Lp.
RouteCounty Highway 0
CountyAvoyelles Parish
StateLouisiana
Coordinates31.15453, -92.1663
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 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 alignment7: Better than present minimum criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.1 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2020)
Projected traffic44 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 Clemen Luneau RD over Lac Long built?

It was built in 1998, making it 27 years old in 2025.

What condition is Clemen Luneau RD over Lac Long 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 March 2023.

How much traffic does Clemen Luneau RD over Lac Long carry?

About 40 vehicles per day (2020 count).

How long is Clemen Luneau RD over Lac Long?

The structure is 79 ft (24.1 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns Clemen Luneau RD over Lac Long?

It is owned by the County Highway Agency.