US Bridges

I0010 Frontage over Drain

Fair

Calcasieu Parish, Louisiana · 2.2 MI W of LA 383 · Structure no. 071004509140714

Built
1964
61 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
120 ft
6 main spans
Daily traffic
136
2021 count
Owner
State
State Highway Agency

About this bridge

I0010 Frontage over Drain is a concrete slab carrying I0010 Frontage over Drain 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 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 136 vehicles a day, roughly 17% of them trucks, projected to reach 149 by 2041. The structure is 120 ft (36.6 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0010 Frontage
CrossesDrain
Location2.2 MI W of LA 383
RouteInterstate 10
Coordinates30.24792, -93.04827
Functional classRural Local

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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.5 US tons
Inventory rating20.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length120 ft (36.6 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 traffic136 (2021)
Projected traffic149 by 2041
Trucks17%
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$585,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I0010 Frontage over Drain built?

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

What condition is I0010 Frontage 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 August 2024.

How much traffic does I0010 Frontage over Drain carry?

About 136 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is I0010 Frontage over Drain?

The structure is 120 ft (36.6 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns I0010 Frontage over Drain?

It is owned by the State Highway Agency.