US Bridges

Spur 653C over Sec.Fk.Chief Eagle Eye

Good

Gem County, Idaho · 2 MI NW Sagehen Rsrvoir · Structure no. 040206000001196

Built
1980
45 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
32 ft
1 main span
Daily traffic
15
2018 count
Owner
Federal
U.S. Forest Service

About this bridge

Spur 653C over Sec.Fk.Chief Eagle Eye is a wood or timber stringer/multi-beam or girder carrying Spur 653C over Sec.Fk.Chief Eagle Eye in Gem County, Idaho. It was built in 1980, so it is 45 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 15 vehicles a day, projected to reach 22 by 2045. The structure is 32 ft (9.8 m) long and 15 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

Location

Open in Google Maps
CarriesSpur 653C
CrossesSec.Fk.Chief Eagle Eye
Location2 MI NW Sagehen Rsrvoir
RouteFederal Lands Road 653C
CountyGem County
StateIdaho
Coordinates44.34813, -116.23364
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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span31 ft (9.4 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2018)
Projected traffic22 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.2 mi (158 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Spur 653C over Sec.Fk.Chief Eagle Eye built?

It was built in 1980, making it 45 years old in 2025.

What condition is Spur 653C over Sec.Fk.Chief Eagle Eye 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 Spur 653C over Sec.Fk.Chief Eagle Eye carry?

About 15 vehicles per day (2018 count).

How long is Spur 653C over Sec.Fk.Chief Eagle Eye?

The structure is 32 ft (9.8 m) long with a longest span of 31 ft (9.4 m) and a deck 15 ft wide.

Who owns Spur 653C over Sec.Fk.Chief Eagle Eye?

It is owned by the U.S. Forest Service.