US Bridges

I0049 over I-49 Caney Bayou

Fair

De Soto Parish, Louisiana · 4.57 MI N of LA 509 Intg · Structure no. 041604550722552

Built
1986
39 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete
Length
260 ft
13 main spans
Daily traffic
28,142
2021 count
Owner
State
State Highway Agency

About this bridge

I0049 over I-49 Caney Bayou is a concrete slab carrying I0049 over I-49 Caney Bayou in De Soto Parish, Louisiana. It was built in 1986, so it is 39 years old, younger 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 28,142 vehicles a day, roughly 36% of them trucks, projected to reach 30,956 by 2041. The structure is 260 ft (79.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0049
CrossesI-49 Caney Bayou
Location4.57 MI N of LA 509 Intg
RouteInterstate 49
Coordinates32.16936, -93.6611
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 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 rating81 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span20 ft (6.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,142 (2021)
Projected traffic30,956 by 2041
Trucks36%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I0049 over I-49 Caney Bayou built?

It was built in 1986, making it 39 years old in 2025.

What condition is I0049 over I-49 Caney 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 June 2023.

How much traffic does I0049 over I-49 Caney Bayou carry?

About 28,142 vehicles per day (2021 count), of which roughly 36% are trucks.

How long is I0049 over I-49 Caney Bayou?

The structure is 260 ft (79.2 m) long with a longest span of 20 ft (6.1 m) and a deck 43 ft wide.

Who owns I0049 over I-49 Caney Bayou?

It is owned by the State Highway Agency.