US Bridges

LA3011 over Sale Bayou

Good

Terrebonne Parish, Louisiana · .01 MI West of LA 57 · Structure no. 025500000020540

Built
2018
7 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
841
2021 count
Owner
State
State Highway Agency

About this bridge

LA3011 over Sale Bayou is a concrete slab carrying LA3011 over Sale Bayou in Terrebonne Parish, Louisiana. It was built in 2018, so it is 7 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 841 vehicles a day, projected to reach 925 by 2041. The structure is 100 ft (30.5 m) long and 36 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesLA3011
CrossesSale Bayou
Location.01 MI West of LA 57
RouteState Highway 3011
CountyTerrebonne Parish
StateLouisiana
Coordinates29.3723, -90.7135
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating60.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic841 (2021)
Projected traffic925 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 LA3011 over Sale Bayou built?

It was built in 2018, making it 7 years old in 2025.

What condition is LA3011 over Sale 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 April 2024.

How much traffic does LA3011 over Sale Bayou carry?

About 841 vehicles per day (2021 count).

How long is LA3011 over Sale Bayou?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 36 ft wide.

Who owns LA3011 over Sale Bayou?

It is owned by the State Highway Agency.