US Bridges

Odfw Road over Alder Creek

FairPosted for load

Tillamook County, Oregon · Off HWY 032 at MP 5 · Structure no. 21367 000 00000

Built
2009
16 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
1 main span
Daily traffic
5
2010 count
Owner
State
Other State Agency

About this bridge

Odfw Road over Alder Creek is a steel stringer/multi-beam or girder carrying Odfw Road over Alder Creek in Tillamook County, Oregon. It was built in 2009, so it is 16 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. Its operating status is: posted for load restriction.

It carries about 5 vehicles a day, roughly 1% of them trucks, projected to reach 6 by 2030. The structure is 53 ft (16.3 m) long and 16 ft wide. If it were closed, the detour would be 100 mi (161 km).

Location

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CarriesOdfw Road
CrossesAlder Creek
LocationOff HWY 032 at MP 5
RouteState Lands Road 0
CountyTillamook County
StateOregon
Coordinates45.1702, -123.80346
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12.9 US tons
Inventory rating10 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length53 ft (16.3 m)
Longest span53 ft (16.3 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2010)
Projected traffic6 by 2030
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
Maintained byOther State Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Odfw Road over Alder Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is Odfw Road over Alder 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 Odfw Road over Alder Creek carry?

About 5 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Odfw Road over Alder Creek?

The structure is 53 ft (16.3 m) long with a longest span of 53 ft (16.3 m) and a deck 16 ft wide.

Who owns Odfw Road over Alder Creek?

It is owned by the Other State Agency.