US Bridges

US0090 over US 90 Bus @ Avondale

Fair

Jefferson Parish, Louisiana · .7 MI East of US 90B · Structure no. 022600051005871

Built
1941
84 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
1,409 ft
33 main spans
Daily traffic
49,920
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over US 90 Bus @ Avondale is a steel stringer/multi-beam or girder carrying US0090 over US 90 Bus @ Avondale in Jefferson Parish, Louisiana. It was built in 1941, so it is 84 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 5 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 49,920 vehicles a day, roughly 10% of them trucks, projected to reach 54,912 by 2041. The structure is 1,409 ft (429.5 m) long and 55 ft wide.

Location

Open in Google Maps
CarriesUS0090
CrossesUS 90 Bus @ Avondale
Location.7 MI East of US 90B
RouteU.S. Route 90
CountyJefferson Parish
StateLouisiana
Coordinates29.91421, -90.1751
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans33
Design loadH 15
Structure length1,409 ft (429.5 m)
Longest span80 ft (24.4 m)
Deck width55 ft (16.9 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,920 (2021)
Projected traffic54,912 by 2041
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$6.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US0090 over US 90 Bus @ Avondale built?

It was built in 1941, making it 84 years old in 2025.

What condition is US0090 over US 90 Bus @ Avondale 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 August 2023.

How much traffic does US0090 over US 90 Bus @ Avondale carry?

About 49,920 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US0090 over US 90 Bus @ Avondale?

The structure is 1,409 ft (429.5 m) long with a longest span of 80 ft (24.4 m) and a deck 55 ft wide.

Who owns US0090 over US 90 Bus @ Avondale?

It is owned by the State Highway Agency.