US Bridges

County RD 90 over Hayes Creek

Good

Coos County, Oregon · Powers South Road · Structure no. 22046 000 00000

Built
2011
14 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
78 ft
1 main span
Daily traffic
849
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 90 over Hayes Creek is a prestressed concrete tee beam carrying County RD 90 over Hayes Creek in Coos County, Oregon. It was built in 2011, so it is 14 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 849 vehicles a day, roughly 10% of them trucks, projected to reach 959 by 2025. The structure is 78 ft (23.8 m) long and 31 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCounty RD 90
CrossesHayes Creek
LocationPowers South Road
RouteCounty Highway 0A415
StateOregon
Coordinates42.8711, -124.0554
Functional classRural Major 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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation8: Equal to present desirable 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 rating54.7 US tons
Inventory rating42.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length78 ft (23.8 m)
Longest span70 ft (21.4 m)
Deck width31 ft (9.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic849 (2020)
Projected traffic959 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 90 over Hayes Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is County RD 90 over Hayes 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 County RD 90 over Hayes Creek carry?

About 849 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is County RD 90 over Hayes Creek?

The structure is 78 ft (23.8 m) long with a longest span of 70 ft (21.4 m) and a deck 31 ft wide.

Who owns County RD 90 over Hayes Creek?

It is owned by the County Highway Agency.