US Bridges

SW Quinney Avenue over Mckay Creek

Good

Umatilla County, Oregon · 0.1 MI W of CO RD 1303 · Structure no. 211920130700008

Built
2010
15 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
4,501
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

SW Quinney Avenue over Mckay Creek is a prestressed concrete box beam or girders - multiple carrying SW Quinney Avenue over Mckay Creek in Umatilla County, Oregon. It was built in 2010, so it is 15 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 4,501 vehicles a day, roughly 25% of them trucks, projected to reach 4,876 by 2025. The structure is 94 ft (28.7 m) long and 50 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesSW Quinney Avenue
CrossesMckay Creek
Location0.1 MI W of CO RD 1303
RouteCounty Highway 0
StateOregon
Coordinates45.64552, -118.82278
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length94 ft (28.7 m)
Longest span88 ft (26.8 m)
Deck width50 ft (15.2 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,501 (2020)
Projected traffic4,876 by 2025
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 SW Quinney Avenue over Mckay Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is SW Quinney Avenue over Mckay 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 July 2024.

How much traffic does SW Quinney Avenue over Mckay Creek carry?

About 4,501 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is SW Quinney Avenue over Mckay Creek?

The structure is 94 ft (28.7 m) long with a longest span of 88 ft (26.8 m) and a deck 50 ft wide.

Who owns SW Quinney Avenue over Mckay Creek?

It is owned by the City or Municipal Highway Agency.