US Bridges

Driveway over Bear Creek

Fair

Lincoln County, Oregon · .9MI S HWY 18 · Structure no. 41C26 10900 000

Built
1914
111 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
5
2020 count
Owner
Local
Other Local Agency

About this bridge

Driveway over Bear Creek is a prestressed concrete slab carrying Driveway over Bear Creek in Lincoln County, Oregon. It was built in 1914, so it is 111 years old, older 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 5 vehicles a day, projected to reach 11 by 2040. The structure is 70 ft (21.3 m) long and 16 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDriveway
CrossesBear Creek
Location.9MI S HWY 18
StateOregon
Coordinates44.99311, -123.88635
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
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span67 ft (20.4 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deck12 ft (3.7 m)

Traffic and service

Average daily traffic5 (2020)
Projected traffic11 by 2040
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local Agency
Historic statusListed on the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$359,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Driveway over Bear Creek built?

It was built in 1914, making it 111 years old in 2025.

What condition is Driveway over Bear Creek 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 Driveway over Bear Creek carry?

About 5 vehicles per day (2020 count).

How long is Driveway over Bear Creek?

The structure is 70 ft (21.3 m) long with a longest span of 67 ft (20.4 m) and a deck 16 ft wide.

Who owns Driveway over Bear Creek?

It is owned by the Other Local Agency.