US Bridges

SH 25 over I 84 Eb-Wb;w.Jerome Ic

Fair

Jerome County, Idaho · 0.8 W. Jerome Wcl · Structure no. 000000000013030

Built
1966
59 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
308 ft
5 main spans
Daily traffic
8,900
2023 count
Owner
State
State Highway Agency

About this bridge

SH 25 over I 84 Eb-Wb;w.Jerome Ic is a prestressed concrete stringer/multi-beam or girder carrying SH 25 over I 84 Eb-Wb;w.Jerome Ic in Jerome County, Idaho. It was built in 1966, so it is 59 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 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 8,900 vehicles a day, roughly 5% of them trucks, projected to reach 13,350 by 2042. The structure is 308 ft (93.9 m) long and 69 ft wide.

CarriesSH 25
CrossesI 84 Eb-Wb;w.Jerome Ic
Location0.8 W. Jerome Wcl
RouteState Highway 25
StateIdaho
Coordinates42.72419, -114.54669
Functional classRural Major Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length308 ft (93.9 m)
Longest span68 ft (20.7 m)
Deck width69 ft (20.9 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,900 (2023)
Projected traffic13,350 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 SH 25 over I 84 Eb-Wb;w.Jerome Ic built?

It was built in 1966, making it 59 years old in 2025.

What condition is SH 25 over I 84 Eb-Wb;w.Jerome Ic 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 March 2024.

How much traffic does SH 25 over I 84 Eb-Wb;w.Jerome Ic carry?

About 8,900 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SH 25 over I 84 Eb-Wb;w.Jerome Ic?

The structure is 308 ft (93.9 m) long with a longest span of 68 ft (20.7 m) and a deck 69 ft wide.

Who owns SH 25 over I 84 Eb-Wb;w.Jerome Ic?

It is owned by the State Highway Agency.