US Bridges

I0020 over Icg RR

Fair

Bossier Parish, Louisiana · .5 MI East over LA 72 · Structure no. 040804510202452

Built
1967
58 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
489 ft
7 main spans
Daily traffic
71,593
2021 count
Owner
State
State Highway Agency

About this bridge

I0020 over Icg RR is a steel continuous stringer/multi-beam or girder carrying I0020 over Icg RR 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 5 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 71,593 vehicles a day, roughly 19% of them trucks, projected to reach 78,752 by 2041. The structure is 489 ft (149 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesI0020
CrossesIcg RR
Location.5 MI East over LA 72
RouteInterstate 20
CountyBossier Parish
StateLouisiana
Coordinates32.52472, -93.704
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
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 rating55 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length489 ft (149 m)
Longest span79 ft (24.1 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71,593 (2021)
Projected traffic78,752 by 2041
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I0020 over Icg RR built?

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

What condition is I0020 over Icg RR 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 Icg RR carry?

About 71,593 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is I0020 over Icg RR?

The structure is 489 ft (149 m) long with a longest span of 79 ft (24.1 m) and a deck 33 ft wide.

Who owns I0020 over Icg RR?

It is owned by the State Highway Agency.