US Bridges

N Yachats River RD over North Fork Yachats River

Good

Lincoln County, Oregon · 075 MI East of Yachats · Structure no. 12036A80501 052

Built
1973
52 years old
Condition
Good
inspected September 2024
Type
Slab
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
78
2020 count
Owner
County
County Highway Agency

About this bridge

N Yachats River RD over North Fork Yachats River is a prestressed concrete slab carrying N Yachats River RD over North Fork Yachats River in Lincoln County, Oregon. It was built in 1973, so it is 52 years old, older 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 78 vehicles a day, roughly 1% of them trucks, projected to reach 106 by 2040. The structure is 38 ft (11.6 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesN Yachats River RD
CrossesNorth Fork Yachats River
Location075 MI East of Yachats
RouteCounty Highway 0
StateOregon
Coordinates44.30053, -123.96871
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span37 ft (11.3 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic78 (2020)
Projected traffic106 by 2040
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$254,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N Yachats River RD over North Fork Yachats River built?

It was built in 1973, making it 52 years old in 2025.

What condition is N Yachats River RD over North Fork Yachats River 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 N Yachats River RD over North Fork Yachats River carry?

About 78 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is N Yachats River RD over North Fork Yachats River?

The structure is 38 ft (11.6 m) long with a longest span of 37 ft (11.3 m) and a deck 16 ft wide.

Who owns N Yachats River RD over North Fork Yachats River?

It is owned by the County Highway Agency.