US Bridges

I0049 over LA 106

Good

Avoyelles Parish, Louisiana · Int. I-49 North & LA 106 · Structure no. 080504550401171

Built
1986
39 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
221 ft
2 main spans
Daily traffic
19,302
2021 count
Owner
State
State Highway Agency

About this bridge

I0049 over LA 106 is a prestressed concrete continuous stringer/multi-beam or girder carrying I0049 over LA 106 in Avoyelles 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 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 19,302 vehicles a day, roughly 30% of them trucks, projected to reach 21,232 by 2041. The structure is 221 ft (67.4 m) long and 43 ft wide.

CarriesI0049
CrossesLA 106
LocationInt. I-49 North & LA 106
RouteInterstate 49
Coordinates30.86551, -92.2277
Functional classRural Principal Arterial - Interstate

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.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating96 US tons
Inventory rating57 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length221 ft (67.4 m)
Longest span106 ft (32.3 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,302 (2021)
Projected traffic21,232 by 2041
Trucks30%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0049 over LA 106 built?

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

What condition is I0049 over LA 106 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 February 2024.

How much traffic does I0049 over LA 106 carry?

About 19,302 vehicles per day (2021 count), of which roughly 30% are trucks.

How long is I0049 over LA 106?

The structure is 221 ft (67.4 m) long with a longest span of 106 ft (32.3 m) and a deck 43 ft wide.

Who owns I0049 over LA 106?

It is owned by the State Highway Agency.