US Bridges

US 20 (hwy 16) over Canyon Creek

Fair

Linn County, Oregon · 170 MI E Sweethome · Structure no. 17971 016 04307

Built
1997
28 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
195 ft
2 main spans
Daily traffic
1,324
2022 count
Owner
State
State Highway Agency

About this bridge

US 20 (hwy 16) over Canyon Creek is a prestressed concrete stringer/multi-beam or girder carrying US 20 (hwy 16) over Canyon Creek in Linn County, Oregon. It was built in 1997, so it is 28 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 1,324 vehicles a day, roughly 10% of them trucks, projected to reach 1,400 by 2042. The structure is 195 ft (59.4 m) long and 47 ft wide. If it were closed, the detour would be 57.8 mi (93 km).

CarriesUS 20 (hwy 16)
CrossesCanyon Creek
Location170 MI E Sweethome
RouteU.S. Route 20
StateOregon
Coordinates44.3968, -122.4479
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.4 US tons
Inventory rating27.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length195 ft (59.4 m)
Longest span100 ft (30.5 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,324 (2022)
Projected traffic1,400 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed57.8 mi (93 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 US 20 (hwy 16) over Canyon Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is US 20 (hwy 16) over Canyon 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 March 2024.

How much traffic does US 20 (hwy 16) over Canyon Creek carry?

About 1,324 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is US 20 (hwy 16) over Canyon Creek?

The structure is 195 ft (59.4 m) long with a longest span of 100 ft (30.5 m) and a deck 47 ft wide.

Who owns US 20 (hwy 16) over Canyon Creek?

It is owned by the State Highway Agency.