US Bridges

I0010 over Whiskey Bay Channel

Fair

Iberville Parish, Louisiana · I0010 · Structure no. 612404500700141

Built
1972
53 years old
Condition
Fair
inspected August 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
2,707 ft
9 main spans
Daily traffic
42,449
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over Whiskey Bay Channel is a steel continuous girder and floorbeam system carrying I0010 over Whiskey Bay Channel in Iberville Parish, Louisiana. It was built in 1972, so it is 53 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 42,449 vehicles a day, roughly 28% of them trucks, projected to reach 46,693 by 2041. The structure is 2,707 ft (825.1 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0010
CrossesWhiskey Bay Channel
LocationI0010
RouteInterstate 10
Coordinates30.36412, -91.64242
Functional classRural Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 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
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating37 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length2,707 ft (825.1 m)
Longest span425 ft (129.5 m)
Deck width65 ft (19.9 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,449 (2021)
Projected traffic46,693 by 2041
Trucks28%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was I0010 over Whiskey Bay Channel built?

It was built in 1972, making it 53 years old in 2025.

What condition is I0010 over Whiskey Bay Channel 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 I0010 over Whiskey Bay Channel carry?

About 42,449 vehicles per day (2021 count), of which roughly 28% are trucks.

How long is I0010 over Whiskey Bay Channel?

The structure is 2,707 ft (825.1 m) long with a longest span of 425 ft (129.5 m) and a deck 65 ft wide.

Who owns I0010 over Whiskey Bay Channel?

It is owned by the State Highway Agency.