US Bridges

Foss Rd. over Roy Creek

Good

Tillamook County, Oregon · 1.2 MI East of Mohler · Structure no. 22162 000 00000

Built
2013
12 years old
Condition
Good
inspected June 2023
Type
Slab
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
2,076
2020 count
Owner
County
County Highway Agency

About this bridge

Foss Rd. over Roy Creek is a prestressed concrete slab carrying Foss Rd. over Roy Creek in Tillamook County, Oregon. It was built in 2013, so it is 12 years old, younger 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 2,076 vehicles a day, roughly 15% of them trucks, projected to reach 2,471 by 2025. The structure is 40 ft (12.2 m) long and 68 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesFoss Rd.
CrossesRoy Creek
Location1.2 MI East of Mohler
RouteCounty Highway 0
CountyTillamook County
StateOregon
Coordinates45.70314, -123.83769
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.6 US tons
Inventory rating57.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width68 ft (20.7 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,076 (2020)
Projected traffic2,471 by 2025
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Foss Rd. over Roy Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is Foss Rd. over Roy 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 June 2023.

How much traffic does Foss Rd. over Roy Creek carry?

About 2,076 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Foss Rd. over Roy Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 68 ft wide.

Who owns Foss Rd. over Roy Creek?

It is owned by the County Highway Agency.