US Bridges

US0090 over LA0088

Good

Iberia Parish, Louisiana · 4.3 MI N of LA 675 · Structure no. 032304240401442

Built
2004
21 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,960 ft
28 main spans
Daily traffic
10,090
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over LA0088 is a prestressed concrete stringer/multi-beam or girder carrying US0090 over LA0088 in Iberia 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 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 10,090 vehicles a day, roughly 10% of them trucks, projected to reach 11,099 by 2041. The structure is 1,960 ft (597.4 m) long and 43 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesUS0090
CrossesLA0088
Location4.3 MI N of LA 675
RouteU.S. Route 90
Coordinates30.04839, -91.9276
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans28
Design loadHS 20
Structure length1,960 ft (597.4 m)
Longest span70 ft (21.3 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,090 (2021)
Projected traffic11,099 by 2041
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed14.9 mi (24 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US0090 over LA0088 built?

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

What condition is US0090 over LA0088 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 February 2024.

How much traffic does US0090 over LA0088 carry?

About 10,090 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US0090 over LA0088?

The structure is 1,960 ft (597.4 m) long with a longest span of 70 ft (21.3 m) and a deck 43 ft wide.

Who owns US0090 over LA0088?

It is owned by the State Highway Agency.