US Bridges

Joe Yenni Blvd over Duncan Canal

Good

Jefferson Parish, Louisiana · 0.6M West of Williams Blv · Structure no. 022630022901482

Built
1992
33 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
171 ft
9 main spans
Daily traffic
1,000
1989 count
Owner
City
City or Municipal Highway Agency

About this bridge

Joe Yenni Blvd over Duncan Canal is a concrete slab carrying Joe Yenni Blvd over Duncan Canal in Jefferson Parish, Louisiana. It was built in 1992, so it is 33 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 1,000 vehicles a day, projected to reach 1,100 by 2009. The structure is 171 ft (52.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJoe Yenni Blvd
CrossesDuncan Canal
Location0.6M West of Williams Blv
RouteCounty Highway 0
Coordinates30.03686, -90.24672
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans9
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span19 ft (5.8 m)
Deck width40 ft (12.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (1989)
Projected traffic1,100 by 2009
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Joe Yenni Blvd over Duncan Canal built?

It was built in 1992, making it 33 years old in 2025.

What condition is Joe Yenni Blvd over Duncan Canal 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 2023.

How much traffic does Joe Yenni Blvd over Duncan Canal carry?

About 1,000 vehicles per day (1989 count).

How long is Joe Yenni Blvd over Duncan Canal?

The structure is 171 ft (52.1 m) long with a longest span of 19 ft (5.8 m) and a deck 40 ft wide.

Who owns Joe Yenni Blvd over Duncan Canal?

It is owned by the City or Municipal Highway Agency.