US Bridges

LA0772 over Trout Creek Relief

Fair

La Salle Parish, Louisiana · 0.75 M N of LA 8 · Structure no. 583000400410311

Built
1982
43 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete
Length
58 ft
3 main spans
Daily traffic
396
2021 count
Owner
State
State Highway Agency

About this bridge

LA0772 over Trout Creek Relief is a concrete slab carrying LA0772 over Trout Creek Relief in La Salle Parish, Louisiana. It was built in 1982, so it is 43 years old, younger 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 396 vehicles a day, roughly 11% of them trucks, projected to reach 435 by 2041. The structure is 58 ft (17.7 m) long and 35 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesLA0772
CrossesTrout Creek Relief
Location0.75 M N of LA 8
RouteState Highway 772
Coordinates31.67832, -92.1854
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic396 (2021)
Projected traffic435 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 LA0772 over Trout Creek Relief built?

It was built in 1982, making it 43 years old in 2025.

What condition is LA0772 over Trout Creek Relief 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 October 2024.

How much traffic does LA0772 over Trout Creek Relief carry?

About 396 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0772 over Trout Creek Relief?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns LA0772 over Trout Creek Relief?

It is owned by the State Highway Agency.