US Bridges

Barlow Trail RD over Clear Creek

Fair

Clackamas County, Oregon · 0.1 MI W of Lolo Pass RD · Structure no. 06389 002 00704

Built
1930
95 years old, rebuilt 1966
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
51,600
2018 count
Owner
County
County Highway Agency

About this bridge

Barlow Trail RD over Clear Creek is a steel stringer/multi-beam or girder carrying Barlow Trail RD over Clear Creek in Clackamas County, Oregon. It was built in 1930 and reconstructed in 1966, so it is 95 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 5 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 51,600 vehicles a day, roughly 9% of them trucks, projected to reach 55,200 by 2038. The structure is 40 ft (12.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBarlow Trail RD
CrossesClear Creek
Location0.1 MI W of Lolo Pass RD
RouteCounty Highway 0A651
StateOregon
Coordinates45.3594, -121.93694
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51,600 (2018)
Projected traffic55,200 by 2038
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Barlow Trail RD over Clear Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1966.

What condition is Barlow Trail RD over Clear 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 Barlow Trail RD over Clear Creek carry?

About 51,600 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Barlow Trail RD over Clear Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns Barlow Trail RD over Clear Creek?

It is owned by the County Highway Agency.