US Bridges

LA3139 over St. R/R

Good

Jefferson Parish, Louisiana · 2.6 MI East of LA 3152 · Structure no. 022604300104671

Built
1982
43 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,164 ft
31 main spans
Daily traffic
55,872
2021 count
Owner
State
State Highway Agency

About this bridge

LA3139 over St. R/R is a prestressed concrete stringer/multi-beam or girder carrying LA3139 over St. R/R in Jefferson Parish, Louisiana. It was built in 1982, so it is 43 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 55,872 vehicles a day, roughly 18% of them trucks, projected to reach 61,459 by 2041. The structure is 2,164 ft (659.6 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLA3139
CrossesSt. R/R
Location2.6 MI East of LA 3152
RouteState Highway 3139
Coordinates29.96921, -90.1337
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans31
Design loadHS 20
Structure length2,164 ft (659.6 m)
Longest span104 ft (31.7 m)
Deck width48 ft (14.5 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic55,872 (2021)
Projected traffic61,459 by 2041
Trucks18%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA3139 over St. R/R built?

It was built in 1982, making it 43 years old in 2025.

What condition is LA3139 over St. R/R 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 May 2024.

How much traffic does LA3139 over St. R/R carry?

About 55,872 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is LA3139 over St. R/R?

The structure is 2,164 ft (659.6 m) long with a longest span of 104 ft (31.7 m) and a deck 48 ft wide.

Who owns LA3139 over St. R/R?

It is owned by the State Highway Agency.