US Bridges

Cornelius Pass RD over Butternut Creek

Good

Washington County, Oregon · 1.07 MI S of C Pass Rd. · Structure no. 24147 000 00107

Built
2024
1 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
181 ft
1 main span
Daily traffic
3,850
2018 count
Owner
County
County Highway Agency

About this bridge

Cornelius Pass RD over Butternut Creek is a prestressed concrete stringer/multi-beam or girder carrying Cornelius Pass RD over Butternut Creek in Washington County, Oregon. It was built in 2024, so it is 1 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 3,850 vehicles a day, roughly 10% of them trucks, projected to reach 6,400 by 2037. The structure is 181 ft (55.3 m) long and 95 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesCornelius Pass RD
CrossesButternut Creek
Location1.07 MI S of C Pass Rd.
RouteCounty Highway C0000
StateOregon
Coordinates45.48324, -122.90378
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.9 US tons
Inventory rating76.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length181 ft (55.3 m)
Longest span178 ft (54.3 m)
Deck width95 ft (29 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,850 (2018)
Projected traffic6,400 by 2037
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 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 Cornelius Pass RD over Butternut Creek built?

It was built in 2024, making it 1 years old in 2025.

What condition is Cornelius Pass RD over Butternut Creek 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 September 2024.

How much traffic does Cornelius Pass RD over Butternut Creek carry?

About 3,850 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Cornelius Pass RD over Butternut Creek?

The structure is 181 ft (55.3 m) long with a longest span of 178 ft (54.3 m) and a deck 95 ft wide.

Who owns Cornelius Pass RD over Butternut Creek?

It is owned by the County Highway Agency.