US Bridges

Stayton-Scio RD over Bear Creek

Fair

Linn County, Oregon · 04.3 MI N Scio · Structure no. 12982 061100430

Built
1975
50 years old
Condition
Fair
inspected July 2023
Type
Slab
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
2,472
2021 count
Owner
County
County Highway Agency

About this bridge

Stayton-Scio RD over Bear Creek is a prestressed concrete slab carrying Stayton-Scio RD over Bear Creek in Linn County, Oregon. It was built in 1975, so it is 50 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 2,472 vehicles a day, roughly 20% of them trucks, projected to reach 3,502 by 2041. The structure is 33 ft (10.1 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesStayton-Scio RD
CrossesBear Creek
Location04.3 MI N Scio
RouteCounty Highway C0611
StateOregon
Coordinates44.76055, -122.82479
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,472 (2021)
Projected traffic3,502 by 2041
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Stayton-Scio RD over Bear Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Stayton-Scio RD over Bear 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 2023.

How much traffic does Stayton-Scio RD over Bear Creek carry?

About 2,472 vehicles per day (2021 count), of which roughly 20% are trucks.

How long is Stayton-Scio RD over Bear Creek?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 36 ft wide.

Who owns Stayton-Scio RD over Bear Creek?

It is owned by the County Highway Agency.