US Bridges

LA0507 over Stanley Creek

PoorPosted for load

Red River Parish, Louisiana · 2.3 MI North of LA 786 · Structure no. 044103040204251

Built
1974
51 years old
Condition
Poor
inspected June 2024
Type
Slab
Concrete
Length
58 ft
3 main spans
Daily traffic
589
2021 count
Owner
State
State Highway Agency

About this bridge

LA0507 over Stanley Creek is a concrete slab carrying LA0507 over Stanley Creek in Red River Parish, Louisiana. It was built in 1974, so it is 51 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 589 vehicles a day, roughly 25% of them trucks, projected to reach 647 by 2041. The structure is 58 ft (17.7 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLA0507
CrossesStanley Creek
Location2.3 MI North of LA 786
RouteState Highway 507
Coordinates32.14252, -93.2295
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating19.6 US tons
Inventory rating15.3 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 width31 ft (9.4 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic589 (2021)
Projected traffic647 by 2041
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$315,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0507 over Stanley Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is LA0507 over Stanley Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does LA0507 over Stanley Creek carry?

About 589 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is LA0507 over Stanley Creek?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns LA0507 over Stanley Creek?

It is owned by the State Highway Agency.