US Bridges

4248: Shoshone Cre over Shoshone Creek

Good

Twin Falls County, Idaho · 11.1 MI E of I93 · Structure no. 000000000L59838

Built
1985
40 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
46 ft
1 main span
Daily traffic
25
2011 count
Owner
Federal
Bureau of Land Management

About this bridge

4248: Shoshone Cre over Shoshone Creek is a concrete box beam or girders - multiple carrying 4248: Shoshone Cre over Shoshone Creek in Twin Falls County, Idaho. It was built in 1985, so it is 40 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 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 35 by 2040. The structure is 46 ft (14 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries4248: Shoshone Cre
CrossesShoshone Creek
Location11.1 MI E of I93
RouteFederal Lands Road 0
StateIdaho
Coordinates42.02472, -114.51528
Functional classRural Local

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span45 ft (13.6 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2011)
Projected traffic35 by 2040
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Land Management
Maintained byBureau of Land Management
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 4248: Shoshone Cre over Shoshone Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is 4248: Shoshone Cre over Shoshone Creek 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 October 2024.

How much traffic does 4248: Shoshone Cre over Shoshone Creek carry?

About 25 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is 4248: Shoshone Cre over Shoshone Creek?

The structure is 46 ft (14 m) long with a longest span of 45 ft (13.6 m) and a deck 16 ft wide.

Who owns 4248: Shoshone Cre over Shoshone Creek?

It is owned by the Bureau of Land Management.