US Bridges

Lynnette Dr. over Soniat Canal

Fair

Jefferson Parish, Louisiana · 0.02 MI E of Vegas Dr. · Structure no. 022629596901311

Built
2004
21 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
122 ft
4 main spans
Daily traffic
—
2016 count
Owner
County
County Highway Agency

About this bridge

Lynnette Dr. over Soniat Canal is a concrete culvert carrying Lynnette Dr. over Soniat Canal in Jefferson Parish, Louisiana. It was built in 2004, so it is 21 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.

No traffic count is recorded. The structure is 122 ft (37.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLynnette Dr.
CrossesSoniat Canal
Location0.02 MI E of Vegas Dr.
RouteCounty Highway 0
Coordinates29.99335, -90.21802
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span31 ft (9.4 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lynnette Dr. over Soniat Canal built?

It was built in 2004, making it 21 years old in 2025.

What condition is Lynnette Dr. over Soniat 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 May 2023.

How much traffic does Lynnette Dr. over Soniat Canal carry?

No traffic count is recorded for this structure.

How long is Lynnette Dr. over Soniat Canal?

The structure is 122 ft (37.2 m) long with a longest span of 31 ft (9.4 m) and a deck 32 ft wide.

Who owns Lynnette Dr. over Soniat Canal?

It is owned by the County Highway Agency.