US Bridges

I0220 over US 79 80

Good

Bossier Parish, Louisiana · 0.3 MI E of US 79 · Structure no. 040804513108721

Built
1979
46 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
289 ft
4 main spans
Daily traffic
23,106
2021 count
Owner
State
State Highway Agency

About this bridge

I0220 over US 79 80 is a prestressed concrete stringer/multi-beam or girder carrying I0220 over US 79 80 in Bossier Parish, Louisiana. It was built in 1979, so it is 46 years old, older 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 23,106 vehicles a day, roughly 19% of them trucks, projected to reach 25,416 by 2041. The structure is 289 ft (88.1 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI0220
CrossesUS 79 80
Location0.3 MI E of US 79
RouteInterstate 220
Coordinates32.5477, -93.63327
Functional classUrban 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 inspectionNovember 2023
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 rating75.9 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length289 ft (88.1 m)
Longest span83 ft (25.3 m)
Deck width55 ft (16.7 m)
Roadway width52 ft (15.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,106 (2021)
Projected traffic25,416 by 2041
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
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 I0220 over US 79 80 built?

It was built in 1979, making it 46 years old in 2025.

What condition is I0220 over US 79 80 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 November 2023.

How much traffic does I0220 over US 79 80 carry?

About 23,106 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is I0220 over US 79 80?

The structure is 289 ft (88.1 m) long with a longest span of 83 ft (25.3 m) and a deck 55 ft wide.

Who owns I0220 over US 79 80?

It is owned by the State Highway Agency.