US Bridges

Cedar Creek Rd. over Cedar Creek Tributary

Fair

Tillamook County, Oregon · 0.0 · Structure no. 21010 000 00000

Built
1981
44 years old
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
30
2010 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Cedar Creek Rd. over Cedar Creek Tributary is a prestressed concrete slab carrying Cedar Creek Rd. over Cedar Creek Tributary in Tillamook County, Oregon. It was built in 1981, so it is 44 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 5 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 30 vehicles a day, roughly 1% of them trucks, projected to reach 36 by 2030. The structure is 56 ft (17.1 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCedar Creek Rd.
CrossesCedar Creek Tributary
Location0.0
RouteState Lands Road 0
CountyTillamook County
StateOregon
Coordinates45.5878, -123.5876
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length56 ft (17.1 m)
Longest span56 ft (17.1 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2010)
Projected traffic36 by 2030
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 Cedar Creek Rd. over Cedar Creek Tributary built?

It was built in 1981, making it 44 years old in 2025.

What condition is Cedar Creek Rd. over Cedar Creek Tributary 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 July 2024.

How much traffic does Cedar Creek Rd. over Cedar Creek Tributary carry?

About 30 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Cedar Creek Rd. over Cedar Creek Tributary?

The structure is 56 ft (17.1 m) long with a longest span of 56 ft (17.1 m) and a deck 16 ft wide.

Who owns Cedar Creek Rd. over Cedar Creek Tributary?

It is owned by the State Park, Forest, or Reservation Agency.