US Bridges

LA 146 over Creek

Good

Lincoln Parish, Louisiana · 1.10 Mi. W. of US 167 · Structure no. 053100000050303

Built
2020
5 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
32 ft
4 main spans
Daily traffic
2,775
2021 count
Owner
State
State Highway Agency

About this bridge

LA 146 over Creek is a concrete culvert carrying LA 146 over Creek in Lincoln Parish, Louisiana. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,775 vehicles a day, roughly 15% of them trucks, projected to reach 3,052 by 2041. The structure is 32 ft (9.8 m) long and 62 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLA 146
CrossesCreek
Location1.10 Mi. W. of US 167
RouteState Highway 146
Coordinates32.59379, -92.66605
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadGreater than HL 93
Structure length32 ft (9.8 m)
Longest span7 ft (2.1 m)
Deck width62 ft (18.9 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,775 (2021)
Projected traffic3,052 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 LA 146 over Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is LA 146 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 November 2023.

How much traffic does LA 146 over Creek carry?

About 2,775 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is LA 146 over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 7 ft (2.1 m) and a deck 62 ft wide.

Who owns LA 146 over Creek?

It is owned by the State Highway Agency.