US Bridges

LA0035 over Plaquemine Brule Bayou

Good

Acadia Parish, Louisiana · 0.2 MI NE of LA 95 · Structure no. 030102070800511

Built
1977
48 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete
Length
160 ft
8 main spans
Daily traffic
5,022
2021 count
Owner
State
State Highway Agency

About this bridge

LA0035 over Plaquemine Brule Bayou is a concrete slab carrying LA0035 over Plaquemine Brule Bayou in Acadia Parish, Louisiana. It was built in 1977, so it is 48 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 5,022 vehicles a day, roughly 13% of them trucks, projected to reach 5,524 by 2041. The structure is 160 ft (48.8 m) long and 43 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesLA0035
CrossesPlaquemine Brule Bayou
Location0.2 MI NE of LA 95
RouteState Highway 35
CountyAcadia Parish
StateLouisiana
Coordinates30.40982, -92.2171
Functional classRural Minor Arterial

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 inspectionFebruary 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 alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,022 (2021)
Projected traffic5,524 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 LA0035 over Plaquemine Brule Bayou built?

It was built in 1977, making it 48 years old in 2025.

What condition is LA0035 over Plaquemine Brule Bayou 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 LA0035 over Plaquemine Brule Bayou carry?

About 5,022 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is LA0035 over Plaquemine Brule Bayou?

The structure is 160 ft (48.8 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns LA0035 over Plaquemine Brule Bayou?

It is owned by the State Highway Agency.