US Bridges

LA0675 over Armenco Canal

Fair

Iberia Parish, Louisiana · 0.4 MI East of US 90 · Structure no. 032308230208181

Built
1960
65 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
60 ft
3 main spans
Daily traffic
8,715
2021 count
Owner
State
State Highway Agency

About this bridge

LA0675 over Armenco Canal is a concrete slab carrying LA0675 over Armenco Canal in Iberia Parish, Louisiana. It was built in 1960, so it is 65 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 8,715 vehicles a day, roughly 9% of them trucks, projected to reach 9,586 by 2041. The structure is 60 ft (18.3 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLA0675
CrossesArmenco Canal
Location0.4 MI East of US 90
RouteState Highway 675
CountyIberia Parish
StateLouisiana
Coordinates29.99973, -91.8756
Functional classUrban Minor 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,715 (2021)
Projected traffic9,586 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$327,000
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0675 over Armenco Canal built?

It was built in 1960, making it 65 years old in 2025.

What condition is LA0675 over Armenco Canal 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 LA0675 over Armenco Canal carry?

About 8,715 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is LA0675 over Armenco Canal?

The structure is 60 ft (18.3 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns LA0675 over Armenco Canal?

It is owned by the State Highway Agency.