US Bridges

Road over South Fork Rogue River

Fair

Jackson County, Oregon · No Data Entered · Structure no. 061003000001036

Built
1957
68 years old, rebuilt 1987
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
56 ft
1 main span
Daily traffic
48
1992 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over South Fork Rogue River is a wood or timber stringer/multi-beam or girder carrying Road over South Fork Rogue River in Jackson County, Oregon. It was built in 1957 and reconstructed in 1987, so it is 68 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 6 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 48 vehicles a day, projected to reach 72 by 2045. The structure is 56 ft (17.1 m) long and 28 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesRoad
CrossesSouth Fork Rogue River
LocationNo Data Entered
RouteFederal Lands Road 34000
StateOregon
Coordinates42.64472, -122.33139
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.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome 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 geometry6: Equal to present minimum 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 rating44.1 US tons
Inventory rating33.1 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span55 ft (16.8 m)
Deck width28 ft (8.4 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (1992)
Projected traffic72 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 South Fork Rogue River built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1987.

What condition is Road over South Fork 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 South Fork Rogue River carry?

About 48 vehicles per day (1992 count).

How long is Road over South Fork Rogue River?

The structure is 56 ft (17.1 m) long with a longest span of 55 ft (16.8 m) and a deck 28 ft wide.

Who owns Road over South Fork Rogue River?

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