US Bridges

25 S 02 W 11.00: over South Fork Rock Creek

Fair

Douglas County, Oregon · 8.2 Miles N of HWY 138 (m · Structure no. 0000000L1439287

Built
1961
64 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
50
2022 count
Owner
Federal
Bureau of Land Management

About this bridge

25 S 02 W 11.00: over South Fork Rock Creek is a concrete culvert carrying 25 S 02 W 11.00: over South Fork Rock Creek in Douglas County, Oregon. It was built in 1961, so it is 64 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 75 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Carries25 S 02 W 11.00:
CrossesSouth Fork Rock Creek
Location8.2 Miles N of HWY 138 (m
RouteFederal Lands Road 0
StateOregon
Coordinates43.39889, -122.86806
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating52.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic75 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Land Management
Maintained byBureau of Land Management
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$1,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 25 S 02 W 11.00: over South Fork Rock Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is 25 S 02 W 11.00: over South Fork Rock Creek 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 March 2024.

How much traffic does 25 S 02 W 11.00: over South Fork Rock Creek carry?

About 50 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 25 S 02 W 11.00: over South Fork Rock Creek?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m).

Who owns 25 S 02 W 11.00: over South Fork Rock Creek?

It is owned by the Bureau of Land Management.