US Bridges

Or 22 (hwy 162) over N Santiam River

Good

Linn County, Oregon · 061 MI N HWY 16 of Jct. · Structure no. 19178 162 07565

Built
2005
20 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
155 ft
1 main span
Daily traffic
3,392
2022 count
Owner
State
State Highway Agency

About this bridge

Or 22 (hwy 162) over N Santiam River is a prestressed concrete stringer/multi-beam or girder carrying Or 22 (hwy 162) over N Santiam River in Linn County, Oregon. It was built in 2005, so it is 20 years old, younger 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.

It carries about 3,392 vehicles a day, roughly 17% of them trucks, projected to reach 5,400 by 2042. The structure is 155 ft (47.1 m) long and 42 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

CarriesOr 22 (hwy 162)
CrossesN Santiam River
Location061 MI N HWY 16 of Jct.
RouteState Highway 22
StateOregon
Coordinates44.5008, -122.00324
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating77.8 US tons
Inventory rating60 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length155 ft (47.1 m)
Longest span155 ft (47.1 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,392 (2022)
Projected traffic5,400 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 km)
TollOn a free road
National Highway SystemYes

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 22 (hwy 162) over N Santiam River built?

It was built in 2005, making it 20 years old in 2025.

What condition is Or 22 (hwy 162) over N Santiam River 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 August 2023.

How much traffic does Or 22 (hwy 162) over N Santiam River carry?

About 3,392 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is Or 22 (hwy 162) over N Santiam River?

The structure is 155 ft (47.1 m) long with a longest span of 155 ft (47.1 m) and a deck 42 ft wide.

Who owns Or 22 (hwy 162) over N Santiam River?

It is owned by the State Highway Agency.