US Bridges

LA0035 over Coulee Dejon

Good

Vermilion Parish, Louisiana · 2.75 Mi. S. of LA14 · Structure no. 035700000030429

Built
2014
11 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete
Length
100 ft
5 main spans
Daily traffic
3,591
2021 count
Owner
State
State Highway Agency

About this bridge

LA0035 over Coulee Dejon is a concrete slab carrying LA0035 over Coulee Dejon in Vermilion Parish, Louisiana. It was built in 2014, so it is 11 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,591 vehicles a day, roughly 13% of them trucks, projected to reach 3,950 by 2041. The structure is 100 ft (30.5 m) long and 43 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesLA0035
CrossesCoulee Dejon
Location2.75 Mi. S. of LA14
RouteState Highway 35
Coordinates29.95974, -92.2835
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,591 (2021)
Projected traffic3,950 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was LA0035 over Coulee Dejon built?

It was built in 2014, making it 11 years old in 2025.

What condition is LA0035 over Coulee Dejon in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does LA0035 over Coulee Dejon carry?

About 3,591 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is LA0035 over Coulee Dejon?

The structure is 100 ft (30.5 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns LA0035 over Coulee Dejon?

It is owned by the State Highway Agency.