US Bridges

LA1168 over Bayou Grand Louis

Fair

Evangeline Parish, Louisiana · 6.05 MI East of LA 167 · Structure no. 032008201106051

Built
1961
64 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
80 ft
4 main spans
Daily traffic
409
2021 count
Owner
State
State Highway Agency

About this bridge

LA1168 over Bayou Grand Louis is a concrete slab carrying LA1168 over Bayou Grand Louis in Evangeline Parish, Louisiana. It was built in 1961, so it is 64 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 409 vehicles a day, roughly 15% of them trucks, projected to reach 449 by 2041. The structure is 80 ft (24.4 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA1168
CrossesBayou Grand Louis
Location6.05 MI East of LA 167
RouteState Highway 1168
Coordinates30.62757, -92.20427
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic409 (2021)
Projected traffic449 by 2041
Trucks15%
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

OwnerState Highway Agency
Maintained byState 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 LA1168 over Bayou Grand Louis built?

It was built in 1961, making it 64 years old in 2025.

What condition is LA1168 over Bayou Grand Louis in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does LA1168 over Bayou Grand Louis carry?

About 409 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA1168 over Bayou Grand Louis?

The structure is 80 ft (24.4 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns LA1168 over Bayou Grand Louis?

It is owned by the State Highway Agency.