US Bridges

US0090 over LA 48 and 611-1

Good

Jefferson Parish, Louisiana · 0.5 MI South West of Miss · Structure no. 022600000020498

Built
2013
12 years old
Condition
Good
inspected September 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
4,666 ft
5 main spans
Daily traffic
28,780
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over LA 48 and 611-1 is a steel continuous girder and floorbeam system carrying US0090 over LA 48 and 611-1 in Jefferson Parish, Louisiana. It was built in 2013, so it is 12 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 28,780 vehicles a day, roughly 10% of them trucks, projected to reach 31,658 by 2041. The structure is 4,666 ft (1,422.2 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS0090
CrossesLA 48 and 611-1
Location0.5 MI South West of Miss
RouteU.S. Route 90
CountyJefferson Parish
StateLouisiana
Coordinates29.95606, -90.1824
Functional classUrban Other Principal Arterial

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.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.3 US tons
Inventory rating34 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckWood or timber
Main spans5 (+44 approach)
Design loadHS 20
Structure length4,666 ft (1,422.2 m)
Longest span240 ft (73.2 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,780 (2021)
Projected traffic31,658 by 2041
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US0090 over LA 48 and 611-1 built?

It was built in 2013, making it 12 years old in 2025.

What condition is US0090 over LA 48 and 611-1 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 September 2023.

How much traffic does US0090 over LA 48 and 611-1 carry?

About 28,780 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US0090 over LA 48 and 611-1?

The structure is 4,666 ft (1,422.2 m) long with a longest span of 240 ft (73.2 m) and a deck 36 ft wide.

Who owns US0090 over LA 48 and 611-1?

It is owned by the State Highway Agency.