US Bridges

4J Rd. over Petite Passe Bayou

GoodPosted for load

Evangeline Parish, Louisiana · 1.17 MI N of LA 363 · Structure no. 032030425921221

Built
1985
40 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete
Length
75 ft
4 main spans
Daily traffic
32
2020 count
Owner
County
County Highway Agency

About this bridge

4J Rd. over Petite Passe Bayou is a concrete slab carrying 4J Rd. over Petite Passe Bayou in Evangeline Parish, Louisiana. It was built in 1985, so it is 40 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. Its operating status is: posted for load restriction.

It carries about 32 vehicles a day, projected to reach 35 by 2040. The structure is 75 ft (22.9 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries4J Rd.
CrossesPetite Passe Bayou
Location1.17 MI N of LA 363
RouteCounty Highway 0
Coordinates30.71355, -92.21333
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2020)
Projected traffic35 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 4J Rd. over Petite Passe Bayou built?

It was built in 1985, making it 40 years old in 2025.

What condition is 4J Rd. over Petite Passe 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 4J Rd. over Petite Passe Bayou carry?

About 32 vehicles per day (2020 count).

How long is 4J Rd. over Petite Passe Bayou?

The structure is 75 ft (22.9 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns 4J Rd. over Petite Passe Bayou?

It is owned by the County Highway Agency.