US Bridges

Harmony Heights RD over Orofino Creek(noahs Br)

Good

Clearwater County, Idaho · 0.1 N. 0.3 E. Orofino · Structure no. 000000000029041

Built
2000
25 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
610
2023 count
Owner
County
County Highway Agency

About this bridge

Harmony Heights RD over Orofino Creek(noahs Br) is a prestressed concrete stringer/multi-beam or girder carrying Harmony Heights RD over Orofino Creek(noahs Br) in Clearwater County, Idaho. It was built in 2000, so it is 25 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 610 vehicles a day, roughly 5% of them trucks, projected to reach 915 by 2039. The structure is 90 ft (27.4 m) long and 33 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesHarmony Heights RD
CrossesOrofino Creek(noahs Br)
Location0.1 N. 0.3 E. Orofino
RouteCounty Highway 0
CountyClearwater County
StateIdaho
Coordinates46.48258, -116.19244
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span86 ft (26.2 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (2023)
Projected traffic915 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Harmony Heights RD over Orofino Creek(noahs Br) built?

It was built in 2000, making it 25 years old in 2025.

What condition is Harmony Heights RD over Orofino Creek(noahs Br) 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 June 2023.

How much traffic does Harmony Heights RD over Orofino Creek(noahs Br) carry?

About 610 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Harmony Heights RD over Orofino Creek(noahs Br)?

The structure is 90 ft (27.4 m) long with a longest span of 86 ft (26.2 m) and a deck 33 ft wide.

Who owns Harmony Heights RD over Orofino Creek(noahs Br)?

It is owned by the County Highway Agency.