US Bridges

Or 138 (hwy 138) over Dry Creek

GoodPosted for load

Douglas County, Oregon · 47. MI E of HWY 99 · Structure no. 16858 073 04716

Built
1958
67 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
95 ft
3 main spans
Daily traffic
1,149
2022 count
Owner
State
State Highway Agency

About this bridge

Or 138 (hwy 138) over Dry Creek is a concrete continuous tee beam carrying Or 138 (hwy 138) over Dry Creek in Douglas County, Oregon. It was built in 1958, so it is 67 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for other load-capacity restriction.

It carries about 1,149 vehicles a day, roughly 21% of them trucks, projected to reach 1,200 by 2042. The structure is 95 ft (29 m) long and 39 ft wide. If it were closed, the detour would be 80.8 mi (130 km).

CarriesOr 138 (hwy 138)
CrossesDry Creek
Location47. MI E of HWY 99
RouteU.S. Route 138
StateOregon
Coordinates43.29473, -122.60548
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.6 US tons
Inventory rating18.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length95 ft (29 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 traffic1,149 (2022)
Projected traffic1,200 by 2042
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed80.8 mi (130 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 Dry Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Or 138 (hwy 138) over Dry Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

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

About 1,149 vehicles per day (2022 count), of which roughly 21% are trucks.

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

The structure is 95 ft (29 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 Dry Creek?

It is owned by the State Highway Agency.