US Bridges

I 90RAMP WB on over Pine Creek;wb on Ramp

Fair

Shoshone County, Idaho · 4.9 W. Kellogg · Structure no. 000000000017410

Built
1965
60 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
141 ft
3 main spans
Daily traffic
970
2023 count
Owner
State
State Highway Agency

About this bridge

I 90RAMP WB on over Pine Creek;wb on Ramp is a prestressed concrete stringer/multi-beam or girder carrying I 90RAMP WB on over Pine Creek;wb on Ramp in Shoshone County, Idaho. It was built in 1965, so it is 60 years old, older than the Idaho average of 45.3 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 970 vehicles a day, projected to reach 1,455 by 2042. The structure is 141 ft (43 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesI 90RAMP WB on
CrossesPine Creek;wb on Ramp
Location4.9 W. Kellogg
RouteInterstate 90
CountyShoshone County
StateIdaho
Coordinates47.54717, -116.22678
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length141 ft (43 m)
Longest span46 ft (14 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic970 (2023)
Projected traffic1,455 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.8 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 90RAMP WB on over Pine Creek;wb on Ramp built?

It was built in 1965, making it 60 years old in 2025.

What condition is I 90RAMP WB on over Pine Creek;wb on Ramp 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 June 2023.

How much traffic does I 90RAMP WB on over Pine Creek;wb on Ramp carry?

About 970 vehicles per day (2023 count).

How long is I 90RAMP WB on over Pine Creek;wb on Ramp?

The structure is 141 ft (43 m) long with a longest span of 46 ft (14 m) and a deck 31 ft wide.

Who owns I 90RAMP WB on over Pine Creek;wb on Ramp?

It is owned by the State Highway Agency.