US Bridges

I0049 Service RD over Kennison Bayou

Good

St. Landry Parish, Louisiana · 0.46 MI S of US 167 · Structure no. 034904550214404

Built
1983
42 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
333
2021 count
Owner
State
State Highway Agency

About this bridge

I0049 Service RD over Kennison Bayou is a concrete culvert carrying I0049 Service RD over Kennison Bayou in St. Landry Parish, Louisiana. It was built in 1983, so it is 42 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 333 vehicles a day, roughly 13% of them trucks, projected to reach 366 by 2041. The structure is 22 ft (6.7 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0049 Service RD
CrossesKennison Bayou
Location0.46 MI S of US 167
RouteInterstate 49
Coordinates30.57798, -92.0509
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span9 ft (2.7 m)
Deck width63 ft (19.2 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic333 (2021)
Projected traffic366 by 2041
Trucks13%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I0049 Service RD over Kennison Bayou built?

It was built in 1983, making it 42 years old in 2025.

What condition is I0049 Service RD over Kennison Bayou 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 August 2024.

How much traffic does I0049 Service RD over Kennison Bayou carry?

About 333 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is I0049 Service RD over Kennison Bayou?

The structure is 22 ft (6.7 m) long with a longest span of 9 ft (2.7 m) and a deck 63 ft wide.

Who owns I0049 Service RD over Kennison Bayou?

It is owned by the State Highway Agency.