Road over N.F. Rogue River

Fair

Jackson County, Oregon · No Data Entered · Structure no. 061006000001061

Built: 1954; 71 years old, rebuilt 1991
Condition: Fair; inspected September 2023
Type: Frame; Concrete Continuous
Length: 170 ft; 4 main spans
Daily traffic: 146; 1992 count
Owner: Federal; U.S. Forest Service

About this bridge

Road over N.F. Rogue River is a concrete continuous frame carrying Road over N.F. Rogue River in Jackson County, Oregon. It was built in 1954 and reconstructed in 1991, so it is 71 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 146 vehicles a day, roughly 5% of them trucks, projected to reach 219 by 2045. The structure is 170 ft (51.8 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesRoad

CrossesN.F. Rogue River

LocationNo Data Entered

RouteFederal Lands Road 68000

CountyJackson County

StateOregon

Coordinates42.86278, -122.50417

Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

Component	Rating	Meaning
Deck	5 Fair	All primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionSeptember 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation6: Equal to present minimum criteria

Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is

Waterway adequacy9: Superior to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating44.1 US tons

Inventory rating31 US tons

Structure

Structure typeFrame

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans4

Design loadHS 20

Structure length170 ft (51.8 m)

Longest span70 ft (21.3 m)

Deck width32 ft (9.9 m)

Roadway width26 ft (7.9 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic146 (1992)

Projected traffic219 by 2045

Trucks5%

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 Road over N.F. Rogue River built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1991.

What condition is Road over N.F. Rogue River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does Road over N.F. Rogue River carry?

About 146 vehicles per day (1992 count), of which roughly 5% are trucks.

How long is Road over N.F. Rogue River?

The structure is 170 ft (51.8 m) long with a longest span of 70 ft (21.3 m) and a deck 32 ft wide.

Who owns Road over N.F. Rogue River?

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