US Bridges

Grauer Road over Dupee Creek

Fair

Yamhill County, Oregon · 440 MI NE Sheridan · Structure no. 11747 000

Built
1964
61 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
92
2020 count
Owner
County
County Highway Agency

About this bridge

Grauer Road over Dupee Creek is a prestressed concrete slab carrying Grauer Road over Dupee Creek in Yamhill County, Oregon. It was built in 1964, so it is 61 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 92 vehicles a day, projected to reach 102 by 2025. The structure is 27 ft (8.2 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGrauer Road
CrossesDupee Creek
Location440 MI NE Sheridan
RouteCounty Highway C0425
StateOregon
Coordinates45.12495, -123.36711
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92 (2020)
Projected traffic102 by 2025
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Grauer Road over Dupee Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Grauer Road over Dupee 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 September 2024.

How much traffic does Grauer Road over Dupee Creek carry?

About 92 vehicles per day (2020 count).

How long is Grauer Road over Dupee Creek?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 32 ft wide.

Who owns Grauer Road over Dupee Creek?

It is owned by the County Highway Agency.