US Bridges

No Data Entered over Imnaha Creek

Good

Jackson County, Oregon · FSR 3775 MP 5.2 · Structure no. 061024000035666

Built
2022
3 years old
Condition
Good
inspected August 2024
Type
Culvert
Steel
Length
64 ft
1 main span
Daily traffic
40
2022 count
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over Imnaha Creek is a steel culvert carrying No Data Entered over Imnaha Creek in Jackson County, Oregon. It was built in 2022, so it is 3 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 40 vehicles a day, projected to reach 60 by 2045. The structure is 64 ft (19.5 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

No coordinates are recorded for this structure.

CarriesNo Data Entered
CrossesImnaha Creek
LocationFSR 3775 MP 5.2
RouteFederal Lands Road 0
StateOregon
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length64 ft (19.5 m)
Longest span64 ft (19.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2022)
Projected traffic60 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was No Data Entered over Imnaha Creek built?

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

What condition is No Data Entered over Imnaha 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 August 2024.

How much traffic does No Data Entered over Imnaha Creek carry?

About 40 vehicles per day (2022 count).

How long is No Data Entered over Imnaha Creek?

The structure is 64 ft (19.5 m) long with a longest span of 64 ft (19.4 m).

Who owns No Data Entered over Imnaha Creek?

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