US Bridges

Forest Road 651 over Selway River-Ohara

Poor

Idaho County, Idaho · 7 Mi. from Lowell Id · Structure no. 011707000000091

Built
1956
69 years old, rebuilt 1994
Condition
Poor
inspected August 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
351 ft
3 main spans
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Forest Road 651 over Selway River-Ohara is a steel stringer/multi-beam or girder carrying Forest Road 651 over Selway River-Ohara in Idaho County, Idaho. It was built in 1956 and reconstructed in 1994, so it is 69 years old, older than the Idaho average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 351 ft (107 m) long and 15 ft wide. If it were closed, the detour would be 98.2 mi (158 km).

CarriesForest Road 651
CrossesSelway River-Ohara
Location7 Mi. from Lowell Id
RouteFederal Lands Road 651
StateIdaho
Coordinates46.08614, -115.51774
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; extensive scour has occurred
Structural evaluation2: Basically intolerable, requiring high priority of replacement
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 rating31.4 US tons
Inventory rating23.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans3
Design loadOther
Structure length351 ft (107 m)
Longest span136 ft (41.5 m)
Deck width15 ft (4.7 m)
Roadway width14 ft (4.4 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 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 proposedDeck replacement with only incidental widening
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Road 651 over Selway River-Ohara built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1994.

What condition is Forest Road 651 over Selway River-Ohara in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2022.

How much traffic does Forest Road 651 over Selway River-Ohara carry?

About 50 vehicles per day (latest count).

How long is Forest Road 651 over Selway River-Ohara?

The structure is 351 ft (107 m) long with a longest span of 136 ft (41.5 m) and a deck 15 ft wide.

Who owns Forest Road 651 over Selway River-Ohara?

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