US Bridges

LA0091 over Creek

Good

Acadia Parish, Louisiana · 1.4MI South of LA 1115 · Structure no. 030102120300921

Built
1950
75 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
27 ft
4 main spans
Daily traffic
1,947
2021 count
Owner
State
State Highway Agency

About this bridge

LA0091 over Creek is a concrete culvert carrying LA0091 over Creek in Acadia Parish, Louisiana. It was built in 1950, so it is 75 years old, older 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 1,947 vehicles a day, roughly 13% of them trucks, projected to reach 2,141 by 2041. The structure is 27 ft (8.2 m) long and 51 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesLA0091
CrossesCreek
Location1.4MI South of LA 1115
RouteState Highway 91
Coordinates30.08989, -92.498
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.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 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 alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span6 ft (1.8 m)
Deck width51 ft (15.5 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,947 (2021)
Projected traffic2,141 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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$183,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0091 over Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is LA0091 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 LA0091 over Creek carry?

About 1,947 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is LA0091 over Creek?

The structure is 27 ft (8.2 m) long with a longest span of 6 ft (1.8 m) and a deck 51 ft wide.

Who owns LA0091 over Creek?

It is owned by the State Highway Agency.