US Bridges

LA0653 over US 90

Fair

Lafourche Parish, Louisiana · LA 653 over US 90 · Structure no. 022908291204601

Built
1980
45 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
971 ft
14 main spans
Daily traffic
800
2016 count
Owner
State
State Highway Agency

About this bridge

LA0653 over US 90 is a prestressed concrete continuous stringer/multi-beam or girder carrying LA0653 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 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 800 vehicles a day, roughly 9% of them trucks, projected to reach 880 by 2036. The structure is 971 ft (296 m) long and 31 ft wide.

CarriesLA0653
CrossesUS 90
LocationLA 653 over US 90
RouteState Highway 653
Coordinates29.68833, -90.622
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating89 US tons
Inventory rating53 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans14
Design loadHS 20
Structure length971 ft (296 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 traffic800 (2016)
Projected traffic880 by 2036
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 LA0653 over US 90 built?

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

What condition is LA0653 over US 90 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 February 2023.

How much traffic does LA0653 over US 90 carry?

About 800 vehicles per day (2016 count), of which roughly 9% are trucks.

How long is LA0653 over US 90?

The structure is 971 ft (296 m) long with a longest span of 88 ft (26.8 m) and a deck 31 ft wide.

Who owns LA0653 over US 90?

It is owned by the State Highway Agency.