US Bridges

26 S 03 W 01.00: over Rock Creek

Fair

Douglas County, Oregon · 9.4 Miles NE of HWY 138 ( · Structure no. 0000000L1439298

Built
1977
48 years old
Condition
Fair
inspected March 2024
Type
Segmental Box Girder
Concrete Continuous
Length
152 ft
3 main spans
Daily traffic
50
2024 count
Owner
Federal
Bureau of Land Management

About this bridge

26 S 03 W 01.00: over Rock Creek is a concrete continuous segmental box girder carrying 26 S 03 W 01.00: over Rock Creek in Douglas County, Oregon. It was built in 1977, so it is 48 years old, younger 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 2044. The structure is 152 ft (46.3 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries26 S 03 W 01.00:
CrossesRock Creek
Location9.4 Miles NE of HWY 138 (
RouteFederal Lands Road 0
StateOregon
Coordinates43.42389, -122.90556
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeSegmental Box Girder
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span92 ft (28 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic75 by 2044
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 26 S 03 W 01.00: over Rock Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is 26 S 03 W 01.00: over 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 26 S 03 W 01.00: over Rock Creek carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is 26 S 03 W 01.00: over Rock Creek?

The structure is 152 ft (46.3 m) long with a longest span of 92 ft (28 m) and a deck 29 ft wide.

Who owns 26 S 03 W 01.00: over Rock Creek?

It is owned by the Bureau of Land Management.