US Bridges

LA0787 over Liberty Creek

Fair

Red River Parish, Louisiana · 1.31 MI East of LA 507 · Structure no. 044108410301311

Built
1982
43 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
77 ft
4 main spans
Daily traffic
198
2021 count
Owner
State
State Highway Agency

About this bridge

LA0787 over Liberty Creek is a concrete slab carrying LA0787 over Liberty Creek in Red River 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 5 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 198 vehicles a day, roughly 20% of them trucks, projected to reach 217 by 2041. The structure is 77 ft (23.5 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLA0787
CrossesLiberty Creek
Location1.31 MI East of LA 507
RouteState Highway 787
Coordinates32.06462, -93.1814
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans4
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic198 (2021)
Projected traffic217 by 2041
Trucks20%
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

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 LA0787 over Liberty Creek built?

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

What condition is LA0787 over Liberty Creek 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 June 2024.

How much traffic does LA0787 over Liberty Creek carry?

About 198 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is LA0787 over Liberty Creek?

The structure is 77 ft (23.5 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns LA0787 over Liberty Creek?

It is owned by the State Highway Agency.