US Bridges

County RD 43 over Joe Ney Slough

Fair

Coos County, Oregon · 0000 at JCT #184 & #43 · Structure no. 16724 000 00000

Built
1989
36 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
656 ft
5 main spans
Daily traffic
1,011
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 43 over Joe Ney Slough is a prestressed concrete stringer/multi-beam or girder carrying County RD 43 over Joe Ney Slough in Coos County, Oregon. It was built in 1989, so it is 36 years old, younger 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 1,011 vehicles a day, roughly 25% of them trucks, projected to reach 1,141 by 2025. The structure is 656 ft (199.9 m) long and 39 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesCounty RD 43
CrossesJoe Ney Slough
Location0000 at JCT #184 & #43
RouteCounty Highway C0043
CountyCoos County
StateOregon
Coordinates43.33985, -124.30989
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to 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 rating43.2 US tons
Inventory rating33.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length656 ft (199.9 m)
Longest span130 ft (39.6 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,011 (2020)
Projected traffic1,141 by 2025
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed8.7 mi (14 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 43 over Joe Ney Slough built?

It was built in 1989, making it 36 years old in 2025.

What condition is County RD 43 over Joe Ney Slough 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 September 2024.

How much traffic does County RD 43 over Joe Ney Slough carry?

About 1,011 vehicles per day (2020 count), of which roughly 25% are trucks.

How long is County RD 43 over Joe Ney Slough?

The structure is 656 ft (199.9 m) long with a longest span of 130 ft (39.6 m) and a deck 39 ft wide.

Who owns County RD 43 over Joe Ney Slough?

It is owned by the County Highway Agency.