US Bridges

LA0506 over Creek

Good

Caldwell Parish, Louisiana · 2.1 MI SE of LA 849 · Structure no. 581103450405191

Built
2001
24 years old
Condition
Good
inspected July 2023
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
300
2021 count
Owner
State
State Highway Agency

About this bridge

LA0506 over Creek is a concrete slab carrying LA0506 over Creek in Caldwell Parish, Louisiana. It was built in 2001, so it is 24 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 300 vehicles a day, roughly 11% of them trucks, projected to reach 330 by 2041. The structure is 57 ft (17.4 m) long and 31 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesLA0506
CrossesCreek
Location2.1 MI SE of LA 849
RouteState Highway 506
Coordinates31.93891, -92.10346
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating37.8 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 (9.3 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2021)
Projected traffic330 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0506 over Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is LA0506 over Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does LA0506 over Creek carry?

About 300 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0506 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 LA0506 over Creek?

It is owned by the State Highway Agency.