US Bridges

US0090 over Segura Branch

Fair

Iberia Parish, Louisiana · 1.42 MI NW of LA 675 · Structure no. 032304240404702

Built
1965
60 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
10,090
2021 count
Owner
State
State Highway Agency

About this bridge

US0090 over Segura Branch is a concrete slab carrying US0090 over Segura Branch in Iberia Parish, Louisiana. It was built in 1965, so it is 60 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 6 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 10,090 vehicles a day, roughly 10% of them trucks, projected to reach 11,099 by 2041. The structure is 100 ft (30.5 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS0090
CrossesSegura Branch
Location1.42 MI NW of LA 675
RouteU.S. Route 90
CountyIberia Parish
StateLouisiana
Coordinates30.01397, -91.9023
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating61 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 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
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
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$498,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US0090 over Segura Branch built?

It was built in 1965, making it 60 years old in 2025.

What condition is US0090 over Segura Branch 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 2024.

How much traffic does US0090 over Segura Branch carry?

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

How long is US0090 over Segura Branch?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 33 ft wide.

Who owns US0090 over Segura Branch?

It is owned by the State Highway Agency.