US Bridges

Road over Nestucca River

Good

Tillamook County, Oregon · 0.1 MI from JCT CO RD 858 · Structure no. 061201000001179

Built
1983
42 years old
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
170 ft
2 main spans
Daily traffic
5
1996 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Nestucca River is a prestressed concrete stringer/multi-beam or girder carrying Road over Nestucca River in Tillamook County, Oregon. It was built in 1983, so it is 42 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 5 vehicles a day, projected to reach 7 by 2045. The structure is 170 ft (51.8 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesRoad
CrossesNestucca River
Location0.1 MI from JCT CO RD 858
RouteFederal Lands Road 85980
StateOregon
Coordinates45.26338, -123.70084
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.1 US tons
Inventory rating67 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length170 ft (51.8 m)
Longest span92 ft (28 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (1996)
Projected traffic7 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed620.7 mi (999 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Road over Nestucca River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Road over Nestucca River 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 2022.

How much traffic does Road over Nestucca River carry?

About 5 vehicles per day (1996 count).

How long is Road over Nestucca River?

The structure is 170 ft (51.8 m) long with a longest span of 92 ft (28 m) and a deck 16 ft wide.

Who owns Road over Nestucca River?

It is owned by the U.S. Forest Service.