US Bridges

I0010 over Des Cannes Relief

Fair

Acadia Parish, Louisiana · 6.30 MI W of LA 91 · Structure no. 030104500403392

Built
1961
64 years old, rebuilt 1992
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
402 ft
10 main spans
Daily traffic
1,471
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over Des Cannes Relief is a steel stringer/multi-beam or girder carrying I0010 over Des Cannes Relief in Acadia Parish, Louisiana. It was built in 1961 and reconstructed in 1992, so it is 64 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 1,471 vehicles a day, roughly 22% of them trucks, projected to reach 1,618 by 2041. The structure is 402 ft (122.5 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0010
CrossesDes Cannes Relief
Location6.30 MI W of LA 91
RouteInterstate 10
Coordinates30.23637, -92.5673
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating38.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length402 ft (122.5 m)
Longest span40 ft (12.2 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,471 (2021)
Projected traffic1,618 by 2041
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I0010 over Des Cannes Relief built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1992.

What condition is I0010 over Des Cannes Relief 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 March 2023.

How much traffic does I0010 over Des Cannes Relief carry?

About 1,471 vehicles per day (2021 count), of which roughly 22% are trucks.

How long is I0010 over Des Cannes Relief?

The structure is 402 ft (122.5 m) long with a longest span of 40 ft (12.2 m) and a deck 43 ft wide.

Who owns I0010 over Des Cannes Relief?

It is owned by the State Highway Agency.