US Bridges

LA0076 over Stumpy Bayou

Fair

West Baton Rouge Parish, Louisiana · 0.2 M E of LA 413 · Structure no. 616102280603511

Built
1971
54 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete
Length
80 ft
1 main span
Daily traffic
7,562
2021 count
Owner
State
State Highway Agency

About this bridge

LA0076 over Stumpy Bayou is a concrete slab carrying LA0076 over Stumpy Bayou in West Baton Rouge Parish, Louisiana. It was built in 1971, so it is 54 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,562 vehicles a day, roughly 10% of them trucks, projected to reach 8,318 by 2041. The structure is 80 ft (24.4 m) long and 42 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesLA0076
CrossesStumpy Bayou
Location0.2 M E of LA 413
RouteState Highway 76
CountyWest Baton Rouge Parish
StateLouisiana
Coordinates30.47814, -91.38063
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span50 ft (15.2 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,562 (2021)
Projected traffic8,318 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 LA0076 over Stumpy Bayou built?

It was built in 1971, making it 54 years old in 2025.

What condition is LA0076 over Stumpy Bayou in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does LA0076 over Stumpy Bayou carry?

About 7,562 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is LA0076 over Stumpy Bayou?

The structure is 80 ft (24.4 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.

Who owns LA0076 over Stumpy Bayou?

It is owned by the State Highway Agency.