US Bridges

LA0846 over Creek

Good

Caldwell Parish, Louisiana · 5.7 MI N of LA 4 · Structure no. 581108110405711

Built
1982
43 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
650
2021 count
Owner
State
State Highway Agency

About this bridge

LA0846 over Creek is a concrete slab carrying LA0846 over Creek in Caldwell 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 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 650 vehicles a day, roughly 15% of them trucks, projected to reach 715 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).

CarriesLA0846
CrossesCreek
Location5.7 MI N of LA 4
RouteState Highway 846
Coordinates32.19322, -92.1781
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2021)
Projected traffic715 by 2041
Trucks15%
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 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 LA0846 over Creek built?

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

What condition is LA0846 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 February 2023.

How much traffic does LA0846 over Creek carry?

About 650 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA0846 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 LA0846 over Creek?

It is owned by the State Highway Agency.