US Bridges

LA0506 over Creek

Good

Caldwell Parish, Louisiana · 1.3 MI West of US 165 · Structure no. 581103450306371

Built
1984
41 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete
Length
38 ft
2 main spans
Daily traffic
306
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 1984, so it is 41 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 306 vehicles a day, roughly 11% of them trucks, projected to reach 336 by 2041. The structure is 38 ft (11.6 m) long and 32 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLA0506
CrossesCreek
Location1.3 MI West of US 165
RouteState Highway 506
Coordinates31.98192, -92.181
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic306 (2021)
Projected traffic336 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 LA0506 over Creek built?

It was built in 1984, making it 41 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 March 2024.

How much traffic does LA0506 over Creek carry?

About 306 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is LA0506 over Creek?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 32 ft wide.

Who owns LA0506 over Creek?

It is owned by the State Highway Agency.