US Bridges

Waddell Road over Benewah Creek

Good

Benewah County, Idaho · 3.2 N. 3.0 E. Benewah · Structure no. 000000000030021

Built
2022
3 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

Waddell Road over Benewah Creek is a steel stringer/multi-beam or girder carrying Waddell Road over Benewah Creek in Benewah County, Idaho. It was built in 2022, so it is 3 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 30 vehicles a day, roughly 50% of them trucks, projected to reach 45 by 2042. The structure is 35 ft (10.7 m) long and 18 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWaddell Road
CrossesBenewah Creek
Location3.2 N. 3.0 E. Benewah
RouteCounty Highway 0
StateIdaho
Coordinates47.27384, -116.72455
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating62.8 US tons
Inventory rating48.2 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHL 93
Structure length35 ft (10.7 m)
Longest span32 ft (9.8 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic45 by 2042
Trucks50%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Waddell Road over Benewah Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is Waddell Road over Benewah 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 September 2024.

How much traffic does Waddell Road over Benewah Creek carry?

About 30 vehicles per day (2023 count), of which roughly 50% are trucks.

How long is Waddell Road over Benewah Creek?

The structure is 35 ft (10.7 m) long with a longest span of 32 ft (9.8 m) and a deck 18 ft wide.

Who owns Waddell Road over Benewah Creek?

It is owned by the County Highway Agency.