US Bridges

Or 138 (hwy 138) over Copeland Creek

Fair

Douglas County, Oregon · 50.7 MI E of HWY 99 · Structure no. 16859 073 05073

Built
1960
65 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
126 ft
3 main spans
Daily traffic
583
2022 count
Owner
State
State Highway Agency

About this bridge

Or 138 (hwy 138) over Copeland Creek is a concrete continuous tee beam carrying Or 138 (hwy 138) over Copeland Creek in Douglas County, Oregon. It was built in 1960, so it is 65 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 583 vehicles a day, roughly 20% of them trucks, projected to reach 590 by 2042. The structure is 126 ft (38.4 m) long and 39 ft wide. If it were closed, the detour would be 40.4 mi (65 km).

Location

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CarriesOr 138 (hwy 138)
CrossesCopeland Creek
Location50.7 MI E of HWY 99
RouteU.S. Route 138
CountyDouglas County
StateOregon
Coordinates43.29167, -122.54546
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating20.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length126 ft (38.4 m)
Longest span60 ft (18.3 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic583 (2022)
Projected traffic590 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed40.4 mi (65 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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 Or 138 (hwy 138) over Copeland Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Or 138 (hwy 138) over Copeland 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 July 2024.

How much traffic does Or 138 (hwy 138) over Copeland Creek carry?

About 583 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is Or 138 (hwy 138) over Copeland Creek?

The structure is 126 ft (38.4 m) long with a longest span of 60 ft (18.3 m) and a deck 39 ft wide.

Who owns Or 138 (hwy 138) over Copeland Creek?

It is owned by the State Highway Agency.