US Bridges

I0010 over Drain

Fair

Calcasieu Parish, Louisiana · 11.0 MI East of LA 108 · Structure no. 071004509119532

Built
1965
60 years old
Condition
Fair
inspected February 2023
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
11,437
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 over Drain is a concrete culvert carrying I0010 over Drain in Calcasieu 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 11,437 vehicles a day, roughly 25% of them trucks, projected to reach 12,580 by 2041. The structure is 29 ft (8.8 m) long and 210 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0010
CrossesDrain
Location11.0 MI East of LA 108
RouteInterstate 10
Coordinates30.21594, -93.3883
Functional classUrban 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span9 ft (2.7 m)
Deck width210 ft (64 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,437 (2021)
Projected traffic12,580 by 2041
Trucks25%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I0010 over Drain built?

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

What condition is I0010 over Drain 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 February 2023.

How much traffic does I0010 over Drain carry?

About 11,437 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is I0010 over Drain?

The structure is 29 ft (8.8 m) long with a longest span of 9 ft (2.7 m) and a deck 210 ft wide.

Who owns I0010 over Drain?

It is owned by the State Highway Agency.