US Bridges

River Road over Bedrock Creek;nw.Lenore

Good

Nez Perce County, Idaho · 0.8 N. 1.8 W. Lenore · Structure no. 000000000029945

Built
1982
43 years old
Condition
Good
inspected September 2021
Type
Tee Beam
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

River Road over Bedrock Creek;nw.Lenore is a prestressed concrete tee beam carrying River Road over Bedrock Creek;nw.Lenore in Nez Perce County, Idaho. It was built in 1982, so it is 43 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2039. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesRiver Road
CrossesBedrock Creek;nw.Lenore
Location0.8 N. 1.8 W. Lenore
RouteCounty Highway 0
StateIdaho
Coordinates46.5195, -116.58719
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating44 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length60 ft (18.3 m)
Longest span58 ft (17.7 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic150 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was River Road over Bedrock Creek;nw.Lenore built?

It was built in 1982, making it 43 years old in 2025.

What condition is River Road over Bedrock Creek;nw.Lenore 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 September 2021.

How much traffic does River Road over Bedrock Creek;nw.Lenore carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is River Road over Bedrock Creek;nw.Lenore?

The structure is 60 ft (18.3 m) long with a longest span of 58 ft (17.7 m) and a deck 28 ft wide.

Who owns River Road over Bedrock Creek;nw.Lenore?

It is owned by the County Highway Agency.