US Bridges

I 84 Ebl over 400 South RD Gs 2

Good

Jerome County, Idaho · 4.9 E. Jerome · Structure no. 000000000016171

Built
2024
1 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
103 ft
1 main span
Daily traffic
14,500
2023 count
Owner
State
State Highway Agency

About this bridge

I 84 Ebl over 400 South RD Gs 2 is a prestressed concrete continuous stringer/multi-beam or girder carrying I 84 Ebl over 400 South RD Gs 2 in Jerome County, Idaho. It was built in 2024, so it is 1 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 14,500 vehicles a day, roughly 28% of them trucks, projected to reach 21,750 by 2042. The structure is 103 ft (31.5 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 84 Ebl
Crosses400 South RD Gs 2
Location4.9 E. Jerome
RouteInterstate 84
StateIdaho
Coordinates42.66608, -114.49306
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length103 ft (31.5 m)
Longest span103 ft (31.5 m)
Deck width32 ft (9.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,500 (2023)
Projected traffic21,750 by 2042
Trucks28%
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 84 Ebl over 400 South RD Gs 2 built?

It was built in 2024, making it 1 years old in 2025.

What condition is I 84 Ebl over 400 South RD Gs 2 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 November 2024.

How much traffic does I 84 Ebl over 400 South RD Gs 2 carry?

About 14,500 vehicles per day (2023 count), of which roughly 28% are trucks.

How long is I 84 Ebl over 400 South RD Gs 2?

The structure is 103 ft (31.5 m) long with a longest span of 103 ft (31.5 m) and a deck 32 ft wide.

Who owns I 84 Ebl over 400 South RD Gs 2?

It is owned by the State Highway Agency.