US Bridges

LA0530 over I-49

Good

Caddo Parish, Louisiana · 2.73 M. W. of US 71 · Structure no. 040900000040379

Built
2013
12 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
428 ft
4 main spans
Daily traffic
177
2021 count
Owner
State
State Highway Agency

About this bridge

LA0530 over I-49 is a prestressed concrete continuous stringer/multi-beam or girder carrying LA0530 over I-49 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 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 177 vehicles a day, roughly 19% of them trucks, projected to reach 194 by 2041. The structure is 428 ft (130.5 m) long and 61 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesLA0530
CrossesI-49
Location2.73 M. W. of US 71
RouteState Highway 530
Coordinates32.76819, -93.8891
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length428 ft (130.5 m)
Longest span114 ft (34.7 m)
Deck width61 ft (18.7 m)
Roadway width58 ft (17.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic177 (2021)
Projected traffic194 by 2041
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was LA0530 over I-49 built?

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

What condition is LA0530 over I-49 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 January 2024.

How much traffic does LA0530 over I-49 carry?

About 177 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is LA0530 over I-49?

The structure is 428 ft (130.5 m) long with a longest span of 114 ft (34.7 m) and a deck 61 ft wide.

Who owns LA0530 over I-49?

It is owned by the State Highway Agency.