US Bridges

County RD 889 over S Branch Queens CR

Good

Jackson County, Oregon · 1.79 Milepost · Structure no. 29C214889 00179

Built
1984
41 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
360
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 889 over S Branch Queens CR is a prestressed concrete slab carrying County RD 889 over S Branch Queens CR in Jackson County, Oregon. It was built in 1984, so it is 41 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 360 vehicles a day, roughly 10% of them trucks, projected to reach 420 by 2025. The structure is 35 ft (10.7 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCounty RD 889
CrossesS Branch Queens CR
Location1.79 Milepost
RouteCounty Highway C0889
StateOregon
Coordinates42.53462, -123.19916
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span34 ft (10.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic360 (2020)
Projected traffic420 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 County RD 889 over S Branch Queens CR built?

It was built in 1984, making it 41 years old in 2025.

What condition is County RD 889 over S Branch Queens CR 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 June 2023.

How much traffic does County RD 889 over S Branch Queens CR carry?

About 360 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is County RD 889 over S Branch Queens CR?

The structure is 35 ft (10.7 m) long with a longest span of 34 ft (10.4 m) and a deck 24 ft wide.

Who owns County RD 889 over S Branch Queens CR?

It is owned by the County Highway Agency.