US Bridges

I0010 over English Bayou

Fair

Calcasieu Parish, Louisiana · 6.3 MI W of LA 383 · Structure no. 071004509136562

Built
1964
61 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
200 ft
10 main spans
Daily traffic
11,437
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over English Bayou is a concrete slab carrying I0010 over English Bayou in Calcasieu Parish, Louisiana. It was built in 1964, so it is 61 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 5 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 11,437 vehicles a day, roughly 34% of them trucks, projected to reach 12,580 by 2041. The structure is 200 ft (61 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI0010
CrossesEnglish Bayou
Location6.3 MI W of LA 383
RouteInterstate 10
CountyCalcasieu Parish
StateLouisiana
Coordinates30.2468, -93.11754
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length200 ft (61 m)
Longest span20 ft (6.1 m)
Deck width60 ft (18.3 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,437 (2021)
Projected traffic12,580 by 2041
Trucks34%
Lanes on structure2
Traffic directionOne-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$897,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I0010 over English Bayou built?

It was built in 1964, making it 61 years old in 2025.

What condition is I0010 over English Bayou 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 December 2024.

How much traffic does I0010 over English Bayou carry?

About 11,437 vehicles per day (2021 count), of which roughly 34% are trucks.

How long is I0010 over English Bayou?

The structure is 200 ft (61 m) long with a longest span of 20 ft (6.1 m) and a deck 60 ft wide.

Who owns I0010 over English Bayou?

It is owned by the State Highway Agency.