US Bridges

LA0652 over US 90

Good

Lafourche Parish, Louisiana · LA 652 over US 90 · Structure no. 022908291302001

Built
1980
45 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,076 ft
16 main spans
Daily traffic
1,867
2021 count
Owner
State
State Highway Agency

About this bridge

LA0652 over US 90 is a prestressed concrete continuous stringer/multi-beam or girder carrying LA0652 over US 90 in Lafourche Parish, Louisiana. It was built in 1980, so it is 45 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 1,867 vehicles a day, roughly 9% of them trucks, projected to reach 2,053 by 2041. The structure is 1,076 ft (328 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLA0652
CrossesUS 90
LocationLA 652 over US 90
RouteState Highway 652
Coordinates29.69178, -90.6026
Functional classUrban 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.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans16
Design loadHS 20
Structure length1,076 ft (328 m)
Longest span88 ft (26.8 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,867 (2021)
Projected traffic2,053 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed98.8 mi (159 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA0652 over US 90 built?

It was built in 1980, making it 45 years old in 2025.

What condition is LA0652 over US 90 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 LA0652 over US 90 carry?

About 1,867 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is LA0652 over US 90?

The structure is 1,076 ft (328 m) long with a longest span of 88 ft (26.8 m) and a deck 31 ft wide.

Who owns LA0652 over US 90?

It is owned by the State Highway Agency.