US Bridges

Clark Creek Road over N. Fk. Clark Creek

Fair

Union County, Oregon · 5 Mi. SE of Elgin · Structure no. 61C44 000000000

Built
1999
26 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
328
2020 count
Owner
County
County Highway Agency

About this bridge

Clark Creek Road over N. Fk. Clark Creek is a steel stringer/multi-beam or girder carrying Clark Creek Road over N. Fk. Clark Creek in Union County, Oregon. It was built in 1999, so it is 26 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 328 vehicles a day, roughly 10% of them trucks, projected to reach 383 by 2025. The structure is 26 ft (7.9 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesClark Creek Road
CrossesN. Fk. Clark Creek
Location5 Mi. SE of Elgin
RouteCounty Highway 0
CountyUnion County
StateOregon
Coordinates45.51178, -117.82679
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43.2 US tons
Inventory rating33.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 25 or greater
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic328 (2020)
Projected traffic383 by 2025
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

OwnerCounty Highway Agency
Maintained byCounty 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 Clark Creek Road over N. Fk. Clark Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Clark Creek Road over N. Fk. Clark 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 September 2024.

How much traffic does Clark Creek Road over N. Fk. Clark Creek carry?

About 328 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Clark Creek Road over N. Fk. Clark Creek?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 24 ft wide.

Who owns Clark Creek Road over N. Fk. Clark Creek?

It is owned by the County Highway Agency.