US Bridges

Elk City Road over Yaquina River

Poor

Lincoln County, Oregon · 023 MI North of Elk City · Structure no. 12124A533031111

Built
1955
70 years old
Condition
Poor
inspected September 2024
Type
Tee Beam
Concrete Continuous
Length
151 ft
3 main spans
Daily traffic
234
2020 count
Owner
County
County Highway Agency

About this bridge

Elk City Road over Yaquina River is a concrete continuous tee beam carrying Elk City Road over Yaquina River in Lincoln County, Oregon. It was built in 1955, so it is 70 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 234 vehicles a day, roughly 10% of them trucks, projected to reach 328 by 2040. The structure is 151 ft (46 m) long and 29 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesElk City Road
CrossesYaquina River
Location023 MI North of Elk City
RouteCounty Highway 0
StateOregon
Coordinates44.64658, -123.8654
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.1 US tons
Inventory rating21.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length151 ft (46 m)
Longest span70 ft (21.3 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic234 (2020)
Projected traffic328 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 Elk City Road over Yaquina River built?

It was built in 1955, making it 70 years old in 2025.

What condition is Elk City Road over Yaquina River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Elk City Road over Yaquina River carry?

About 234 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Elk City Road over Yaquina River?

The structure is 151 ft (46 m) long with a longest span of 70 ft (21.3 m) and a deck 29 ft wide.

Who owns Elk City Road over Yaquina River?

It is owned by the County Highway Agency.