US Bridges

SW Queen Ave. over Calapooia R Overflow

Fair

Linn County, Oregon · 005 Miles SE of Albany · Structure no. 22C02 000100118

Built
1967
58 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
201 ft
5 main spans
Daily traffic
4,841
2021 count
Owner
County
County Highway Agency

About this bridge

SW Queen Ave. over Calapooia R Overflow is a prestressed concrete slab carrying SW Queen Ave. over Calapooia R Overflow in Linn County, Oregon. It was built in 1967, so it is 58 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 4,841 vehicles a day, roughly 15% of them trucks, projected to reach 7,210 by 2041. The structure is 201 ft (61.3 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSW Queen Ave.
CrossesCalapooia R Overflow
Location005 Miles SE of Albany
RouteCounty Highway A0480
CountyLinn County
StateOregon
Coordinates44.61788, -123.1311
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to 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 alignment6: Equal to present minimum criteria
Operating rating59 US tons
Inventory rating33 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans5
Design loadHS 20
Structure length201 ft (61.3 m)
Longest span40 ft (12.2 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,841 (2021)
Projected traffic7,210 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed3.7 mi (6 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 SW Queen Ave. over Calapooia R Overflow built?

It was built in 1967, making it 58 years old in 2025.

What condition is SW Queen Ave. over Calapooia R Overflow 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 2024.

How much traffic does SW Queen Ave. over Calapooia R Overflow carry?

About 4,841 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is SW Queen Ave. over Calapooia R Overflow?

The structure is 201 ft (61.3 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns SW Queen Ave. over Calapooia R Overflow?

It is owned by the County Highway Agency.