US Bridges

I 90 Wbl over Elizabeth Park

Good

Shoshone County, Idaho · 1.8 E. Kellogg · Structure no. 000000000017146

Built
2023
2 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
133 ft
3 main spans
Daily traffic
6,750
2023 count
Owner
State
State Highway Agency

About this bridge

I 90 Wbl over Elizabeth Park is a prestressed concrete box beam or girders - multiple carrying I 90 Wbl over Elizabeth Park in Shoshone County, Idaho. It was built in 2023, so it is 2 years old, younger than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,750 vehicles a day, roughly 22% of them trucks, projected to reach 10,125 by 2042. The structure is 133 ft (40.5 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 90 Wbl
CrossesElizabeth Park
Location1.8 E. Kellogg
RouteInterstate 90
CountyShoshone County
StateIdaho
Coordinates47.53139, -116.09167
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length133 ft (40.5 m)
Longest span41 ft (12.5 m)
Deck width48 ft (14.6 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,750 (2023)
Projected traffic10,125 by 2042
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 Wbl over Elizabeth Park built?

It was built in 2023, making it 2 years old in 2025.

What condition is I 90 Wbl over Elizabeth Park 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 March 2024.

How much traffic does I 90 Wbl over Elizabeth Park carry?

About 6,750 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is I 90 Wbl over Elizabeth Park?

The structure is 133 ft (40.5 m) long with a longest span of 41 ft (12.5 m) and a deck 48 ft wide.

Who owns I 90 Wbl over Elizabeth Park?

It is owned by the State Highway Agency.