US Bridges

I0049 over LA 181

Good

Rapides Parish, Louisiana · 2 Miles W of Cheneyville · Structure no. 084004550501961

Built
1985
40 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
309 ft
4 main spans
Daily traffic
20,572
2021 count
Owner
State
State Highway Agency

About this bridge

I0049 over LA 181 is a prestressed concrete continuous stringer/multi-beam or girder carrying I0049 over LA 181 in Rapides Parish, Louisiana. It was built in 1985, so it is 40 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 20,572 vehicles a day, roughly 30% of them trucks, projected to reach 22,629 by 2041. The structure is 309 ft (94.2 m) long and 43 ft wide.

CarriesI0049
CrossesLA 181
Location2 Miles W of Cheneyville
RouteInterstate 49
Coordinates30.98738, -92.3075
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length309 ft (94.2 m)
Longest span77 ft (23.5 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,572 (2021)
Projected traffic22,629 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 181 built?

It was built in 1985, making it 40 years old in 2025.

What condition is I0049 over LA 181 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 September 2024.

How much traffic does I0049 over LA 181 carry?

About 20,572 vehicles per day (2021 count), of which roughly 30% are trucks.

How long is I0049 over LA 181?

The structure is 309 ft (94.2 m) long with a longest span of 77 ft (23.5 m) and a deck 43 ft wide.

Who owns I0049 over LA 181?

It is owned by the State Highway Agency.