US Bridges

Drift Creek Road over Drift Creek North

Fair

Lincoln County, Oregon · 010 MI E of Kernville · Structure no. 12019A10901 202

Built
1968
57 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
145 ft
1 main span
Daily traffic
326
2020 count
Owner
County
County Highway Agency

About this bridge

Drift Creek Road over Drift Creek North is a prestressed concrete tee beam carrying Drift Creek Road over Drift Creek North in Lincoln County, Oregon. It was built in 1968, so it is 57 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 326 vehicles a day, roughly 10% of them trucks, projected to reach 382 by 2040. The structure is 145 ft (44.2 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesDrift Creek Road
CrossesDrift Creek North
Location010 MI E of Kernville
RouteCounty Highway 0
StateOregon
Coordinates44.91661, -123.98151
Functional classRural Local

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.
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
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20.7 US tons
Inventory rating16.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1 (+3 approach)
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span66 ft (20.1 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic326 (2020)
Projected traffic382 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Drift Creek Road over Drift Creek North built?

It was built in 1968, making it 57 years old in 2025.

What condition is Drift Creek Road over Drift Creek North 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 Drift Creek Road over Drift Creek North carry?

About 326 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Drift Creek Road over Drift Creek North?

The structure is 145 ft (44.2 m) long with a longest span of 66 ft (20.1 m) and a deck 24 ft wide.

Who owns Drift Creek Road over Drift Creek North?

It is owned by the County Highway Agency.