US Bridges

Wagner Road over Trask River

Good

Tillamook County, Oregon · 1.0 MI N of Trask R Park · Structure no. 57C81 000000002

Built
1972
53 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
112 ft
1 main span
Daily traffic
54
2020 count
Owner
County
County Highway Agency

About this bridge

Wagner Road over Trask River is a prestressed concrete stringer/multi-beam or girder carrying Wagner Road over Trask River in Tillamook County, Oregon. It was built in 1972, so it is 53 years old, older 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 54 vehicles a day, projected to reach 64 by 2025. The structure is 112 ft (34.1 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesWagner Road
CrossesTrask River
Location1.0 MI N of Trask R Park
RouteCounty Highway C0741
StateOregon
Coordinates45.44889, -123.61691
Functional classRural Local

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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span108 ft (32.9 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic54 (2020)
Projected traffic64 by 2025
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 Wagner Road over Trask River built?

It was built in 1972, making it 53 years old in 2025.

What condition is Wagner Road over Trask 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 June 2023.

How much traffic does Wagner Road over Trask River carry?

About 54 vehicles per day (2020 count).

How long is Wagner Road over Trask River?

The structure is 112 ft (34.1 m) long with a longest span of 108 ft (32.9 m) and a deck 16 ft wide.

Who owns Wagner Road over Trask River?

It is owned by the County Highway Agency.