US Bridges

I0020 over LA 72/OLD Minden Rd.

Fair

Bossier Parish, Louisiana · 1.1 MI NE of D.Jacks Blvd · Structure no. 040804510201951

Built
1967
58 years old
Condition
Fair
inspected November 2024
Type
Girder and Floorbeam System
Steel
Length
244 ft
3 main spans
Daily traffic
69,892
2021 count
Owner
State
State Highway Agency

About this bridge

I0020 over LA 72/OLD Minden Rd. is a steel girder and floorbeam system carrying I0020 over LA 72/OLD Minden Rd. in Bossier Parish, Louisiana. It was built in 1967, so it is 58 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 69,892 vehicles a day, roughly 19% of them trucks, projected to reach 76,881 by 2041. The structure is 244 ft (74.4 m) long and 33 ft wide.

CarriesI0020
CrossesLA 72/OLD Minden Rd.
Location1.1 MI NE of D.Jacks Blvd
RouteInterstate 20
Coordinates32.51757, -93.7094
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length244 ft (74.4 m)
Longest span107 ft (32.6 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,892 (2021)
Projected traffic76,881 by 2041
Trucks19%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0020 over LA 72/OLD Minden Rd. built?

It was built in 1967, making it 58 years old in 2025.

What condition is I0020 over LA 72/OLD Minden Rd. in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does I0020 over LA 72/OLD Minden Rd. carry?

About 69,892 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is I0020 over LA 72/OLD Minden Rd.?

The structure is 244 ft (74.4 m) long with a longest span of 107 ft (32.6 m) and a deck 33 ft wide.

Who owns I0020 over LA 72/OLD Minden Rd.?

It is owned by the State Highway Agency.