US Bridges

Elmore Avenue over I 84;ELMORE Avenue Gs

Fair

Payette County, Idaho · 21.7 W. Caldwell · Structure no. 000000000028465

Built
1960
65 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
300 ft
3 main spans
Daily traffic
90
2023 count
Owner
State
State Highway Agency

About this bridge

Elmore Avenue over I 84;ELMORE Avenue Gs is a prestressed concrete stringer/multi-beam or girder carrying Elmore Avenue over I 84;ELMORE Avenue Gs in Payette County, Idaho. It was built in 1960, so it is 65 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 90 vehicles a day, roughly 13% of them trucks, projected to reach 135 by 2042. The structure is 300 ft (91.4 m) long and 29 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesElmore Avenue
CrossesI 84;ELMORE Avenue Gs
Location21.7 W. Caldwell
RouteCounty Highway 0
CountyPayette County
StateIdaho
Coordinates43.95508, -116.89375
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length300 ft (91.4 m)
Longest span69 ft (21.1 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2023)
Projected traffic135 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
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 Elmore Avenue over I 84;ELMORE Avenue Gs built?

It was built in 1960, making it 65 years old in 2025.

What condition is Elmore Avenue over I 84;ELMORE Avenue Gs 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 Elmore Avenue over I 84;ELMORE Avenue Gs carry?

About 90 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Elmore Avenue over I 84;ELMORE Avenue Gs?

The structure is 300 ft (91.4 m) long with a longest span of 69 ft (21.1 m) and a deck 29 ft wide.

Who owns Elmore Avenue over I 84;ELMORE Avenue Gs?

It is owned by the State Highway Agency.