US Bridges

Forest Road 651 over Ohara Creek

Fair

Idaho County, Idaho · No Data Entered · Structure no. 011707000000092

Built
1958
67 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
74 ft
2 main spans
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Forest Road 651 over Ohara Creek is a wood or timber stringer/multi-beam or girder carrying Forest Road 651 over Ohara Creek in Idaho County, Idaho. It was built in 1958, so it is 67 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 50 vehicles a day, projected to reach 75 by 2045. The structure is 74 ft (22.7 m) long and 16 ft wide.

Location

Open in Google Maps
CarriesForest Road 651
CrossesOhara Creek
LocationNo Data Entered
RouteFederal Lands Road 651
CountyIdaho County
StateIdaho
Coordinates46.08478, -115.51748
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 25 or greater
Structure length74 ft (22.7 m)
Longest span36 ft (11 m)
Deck width16 ft (4.8 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 Forest Road 651 over Ohara Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Forest Road 651 over Ohara Creek 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 October 2023.

How much traffic does Forest Road 651 over Ohara Creek carry?

About 50 vehicles per day (latest count).

How long is Forest Road 651 over Ohara Creek?

The structure is 74 ft (22.7 m) long with a longest span of 36 ft (11 m) and a deck 16 ft wide.

Who owns Forest Road 651 over Ohara Creek?

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