US Bridges

C119 Eben Ray RD over Whiting Slough

Good

Harney County, Oregon · 005 MI US 20/395 · Structure no. 18633 C11900051

Built
1999
26 years old
Condition
Good
inspected September 2024
Type
Slab
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
85
2020 count
Owner
County
County Highway Agency

About this bridge

C119 Eben Ray RD over Whiting Slough is a prestressed concrete slab carrying C119 Eben Ray RD over Whiting Slough in Harney County, Oregon. It was built in 1999, so it is 26 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 85 vehicles a day, roughly 20% of them trucks, projected to reach 95 by 2025. The structure is 61 ft (18.6 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesC119 Eben Ray RD
CrossesWhiting Slough
Location005 MI US 20/395
RouteCounty Highway C0119
StateOregon
Coordinates43.61063, -119.03796
Functional classRural Minor 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.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating52.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 25 or greater
Structure length61 ft (18.6 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85 (2020)
Projected traffic95 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 C119 Eben Ray RD over Whiting Slough built?

It was built in 1999, making it 26 years old in 2025.

What condition is C119 Eben Ray RD over Whiting Slough 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 C119 Eben Ray RD over Whiting Slough carry?

About 85 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is C119 Eben Ray RD over Whiting Slough?

The structure is 61 ft (18.6 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns C119 Eben Ray RD over Whiting Slough?

It is owned by the County Highway Agency.