US Bridges

Sams Creek RD over Sams Creek

Good

Lincoln County, Oregon · 057 M East of Siletz · Structure no. 12101A42402 093

Built
1960
65 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Concrete Continuous
Length
101 ft
3 main spans
Daily traffic
133
2020 count
Owner
County
County Highway Agency

About this bridge

Sams Creek RD over Sams Creek is a concrete continuous tee beam carrying Sams Creek RD over Sams Creek in Lincoln County, Oregon. It was built in 1960, so it is 65 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 133 vehicles a day, roughly 10% of them trucks, projected to reach 225 by 2040. The structure is 101 ft (30.8 m) long and 29 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesSams Creek RD
CrossesSams Creek
Location057 M East of Siletz
RouteCounty Highway 0
StateOregon
Coordinates44.72511, -123.82974
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.
Substructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum 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 rating55 US tons
Inventory rating33 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length101 ft (30.8 m)
Longest span40 ft (12.2 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic133 (2020)
Projected traffic225 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 Sams Creek RD over Sams Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Sams Creek RD over Sams 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 Sams Creek RD over Sams Creek carry?

About 133 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Sams Creek RD over Sams Creek?

The structure is 101 ft (30.8 m) long with a longest span of 40 ft (12.2 m) and a deck 29 ft wide.

Who owns Sams Creek RD over Sams Creek?

It is owned by the County Highway Agency.