US Bridges

LA0507 over Creek

Fair

Red River Parish, Louisiana · 2.0 MI North of LA 784 · Structure no. 044103040105471

Built
1976
49 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
517
2021 count
Owner
State
State Highway Agency

About this bridge

LA0507 over Creek is a concrete slab carrying LA0507 over Creek in Red River Parish, Louisiana. It was built in 1976, so it is 49 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 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 517 vehicles a day, roughly 25% of them trucks, projected to reach 568 by 2041. The structure is 57 ft (17.4 m) long and 31 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesLA0507
CrossesCreek
Location2.0 MI North of LA 784
RouteState Highway 507
CountyRed River Parish
StateLouisiana
Coordinates32.05313, -93.1956
Functional classRural Minor Collector

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.7 US tons
Inventory rating31.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic517 (2021)
Projected traffic568 by 2041
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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 LA0507 over Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is LA0507 over 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 2023.

How much traffic does LA0507 over Creek carry?

About 517 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is LA0507 over Creek?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0507 over Creek?

It is owned by the State Highway Agency.