US Bridges

LA0653 over Drainage Canal

Fair

Lafourche Parish, Louisiana · 4.25 MI East of LA 182 · Structure no. 022908291204251

Built
2000
25 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
78 ft
4 main spans
Daily traffic
124
2021 count
Owner
State
State Highway Agency

About this bridge

LA0653 over Drainage Canal is a concrete slab carrying LA0653 over Drainage Canal in Lafourche Parish, Louisiana. It was built in 2000, so it is 25 years old, younger 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 124 vehicles a day, projected to reach 136 by 2041. The structure is 78 ft (23.8 m) long and 32 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLA0653
CrossesDrainage Canal
Location4.25 MI East of LA 182
RouteState Highway 653
Coordinates29.68014, -90.6218
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span20 ft (6.1 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic124 (2021)
Projected traffic136 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0653 over Drainage Canal built?

It was built in 2000, making it 25 years old in 2025.

What condition is LA0653 over Drainage Canal 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 November 2024.

How much traffic does LA0653 over Drainage Canal carry?

About 124 vehicles per day (2021 count).

How long is LA0653 over Drainage Canal?

The structure is 78 ft (23.8 m) long with a longest span of 20 ft (6.1 m) and a deck 32 ft wide.

Who owns LA0653 over Drainage Canal?

It is owned by the State Highway Agency.