US Bridges

North Hill Road over Panther Creek

FairPosted for load

Yamhill County, Oregon · 4.5 MI Nnw Mcminnville · Structure no. 11849 000

Built
1961
64 years old
Condition
Fair
inspected October 2023
Type
Channel Beam
Concrete
Length
95 ft
5 main spans
Daily traffic
477
2020 count
Owner
County
County Highway Agency

About this bridge

North Hill Road over Panther Creek is a concrete channel beam carrying North Hill Road over Panther Creek in Yamhill County, Oregon. It was built in 1961, so it is 64 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. Its operating status is: posted for load restriction.

It carries about 477 vehicles a day, roughly 20% of them trucks, projected to reach 532 by 2025. The structure is 95 ft (29 m) long and 25 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNorth Hill Road
CrossesPanther Creek
Location4.5 MI Nnw Mcminnville
RouteCounty Highway C0220
StateOregon
Coordinates45.26631, -123.22268
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating26.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length95 ft (29 m)
Longest span22 ft (6.7 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic477 (2020)
Projected traffic532 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 North Hill Road over Panther Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is North Hill Road over Panther 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 October 2023.

How much traffic does North Hill Road over Panther Creek carry?

About 477 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is North Hill Road over Panther Creek?

The structure is 95 ft (29 m) long with a longest span of 22 ft (6.7 m) and a deck 25 ft wide.

Who owns North Hill Road over Panther Creek?

It is owned by the County Highway Agency.