US Bridges

Tillamook River RD over Beaver Creek

Fair

Tillamook County, Oregon · 2.5 S Tillamook at HWY101 · Structure no. 57C65 741 00138

Built
1982
43 years old
Condition
Fair
inspected June 2023
Type
Slab
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
1,273
2020 count
Owner
County
County Highway Agency

About this bridge

Tillamook River RD over Beaver Creek is a prestressed concrete slab carrying Tillamook River RD over Beaver Creek in Tillamook County, Oregon. It was built in 1982, so it is 43 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 1,273 vehicles a day, roughly 15% of them trucks, projected to reach 1,513 by 2025. The structure is 58 ft (17.7 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTillamook River RD
CrossesBeaver Creek
Location2.5 S Tillamook at HWY101
RouteCounty Highway A0711
StateOregon
Coordinates45.41907, -123.84519
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98 US tons
Inventory rating63.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span57 ft (17.4 m)
Deck width32 ft (9.8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,273 (2020)
Projected traffic1,513 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 Tillamook River RD over Beaver Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Tillamook River RD over Beaver 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 June 2023.

How much traffic does Tillamook River RD over Beaver Creek carry?

About 1,273 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Tillamook River RD over Beaver Creek?

The structure is 58 ft (17.7 m) long with a longest span of 57 ft (17.4 m) and a deck 32 ft wide.

Who owns Tillamook River RD over Beaver Creek?

It is owned by the County Highway Agency.