US Bridges

I0049 over LA 1

Good

Caddo Parish, Louisiana · I-49 SB over LA 1 · Structure no. 040900000040304

Built
2016
9 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,229 ft
3 main spans
Daily traffic
6,846
2021 count
Owner
State
State Highway Agency

About this bridge

I0049 over LA 1 is a steel continuous stringer/multi-beam or girder carrying I0049 over LA 1 in Caddo Parish, Louisiana. It was built in 2016, so it is 9 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 6,846 vehicles a day, roughly 36% of them trucks, projected to reach 7,530 by 2041. The structure is 1,229 ft (374.6 m) long and 42 ft wide.

CarriesI0049
CrossesLA 1
LocationI-49 SB over LA 1
RouteInterstate 49
Coordinates32.59785, -93.83234
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 inspectionJune 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 rating62.2 US tons
Inventory rating47.8 US tons

Structure

MaterialSteel Continuous
DeckOther
Main spans3 (+9 approach)
Design loadHL 93
Structure length1,229 ft (374.6 m)
Longest span180 ft (54.9 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,846 (2021)
Projected traffic7,530 by 2041
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 1 built?

It was built in 2016, making it 9 years old in 2025.

What condition is I0049 over LA 1 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 June 2024.

How much traffic does I0049 over LA 1 carry?

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

How long is I0049 over LA 1?

The structure is 1,229 ft (374.6 m) long with a longest span of 180 ft (54.9 m) and a deck 42 ft wide.

Who owns I0049 over LA 1?

It is owned by the State Highway Agency.