US Bridges

Sunnyside Bench over Wheeler Canyon Creek

Good

Nez Perce County, Idaho · 0.8 N. 1.0 E. Lenore · Structure no. 000000000029951

Built
2013
12 years old
Condition
Good
inspected July 2021
Type
Stringer/Multi-beam or Girder
Steel
Length
81 ft
1 main span
Daily traffic
90
2023 count
Owner
County
County Highway Agency

About this bridge

Sunnyside Bench over Wheeler Canyon Creek is a steel stringer/multi-beam or girder carrying Sunnyside Bench over Wheeler Canyon Creek in Nez Perce County, Idaho. It was built in 2013, so it is 12 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 90 vehicles a day, roughly 10% of them trucks, projected to reach 135 by 2039. The structure is 81 ft (24.7 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSunnyside Bench
CrossesWheeler Canyon Creek
Location0.8 N. 1.0 E. Lenore
RouteCounty Highway 0
StateIdaho
Coordinates46.52083, -116.52822
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating33.2 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length81 ft (24.7 m)
Longest span80 ft (24.4 m)
Deck width26 ft (7.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (2023)
Projected traffic135 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Sunnyside Bench over Wheeler Canyon Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is Sunnyside Bench over Wheeler Canyon Creek 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 July 2021.

How much traffic does Sunnyside Bench over Wheeler Canyon Creek carry?

About 90 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Sunnyside Bench over Wheeler Canyon Creek?

The structure is 81 ft (24.7 m) long with a longest span of 80 ft (24.4 m) and a deck 26 ft wide.

Who owns Sunnyside Bench over Wheeler Canyon Creek?

It is owned by the County Highway Agency.