US Bridges

I0049 over Swift Bayou Canal

Fair

Caddo Parish, Louisiana · 0.16 M. N. of LA 530 · Structure no. 040900000040376

Built
2013
12 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
32 ft
4 main spans
Daily traffic
6,846
2021 count
Owner
State
State Highway Agency

About this bridge

I0049 over Swift Bayou Canal is a concrete culvert carrying I0049 over Swift Bayou Canal in Caddo Parish, Louisiana. It was built in 2013, so it is 12 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 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 6,846 vehicles a day, roughly 36% of them trucks, projected to reach 7,530 by 2041. The structure is 32 ft (9.8 m) long and 277 ft wide.

Location

Open in Google Maps
CarriesI0049
CrossesSwift Bayou Canal
Location0.16 M. N. of LA 530
RouteInterstate 49
CountyCaddo Parish
StateLouisiana
Coordinates32.76961, -93.88865
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating29.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span7 ft (2.1 m)
Deck width277 ft (84.4 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,846 (2021)
Projected traffic7,530 by 2041
Trucks36%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Swift Bayou Canal built?

It was built in 2013, making it 12 years old in 2025.

What condition is I0049 over Swift Bayou Canal 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 January 2024.

How much traffic does I0049 over Swift Bayou Canal carry?

About 6,846 vehicles per day (2021 count), of which roughly 36% are trucks.

How long is I0049 over Swift Bayou Canal?

The structure is 32 ft (9.8 m) long with a longest span of 7 ft (2.1 m) and a deck 277 ft wide.

Who owns I0049 over Swift Bayou Canal?

It is owned by the State Highway Agency.