US Bridges

Road over Little Nestucca River

Good

Tillamook County, Oregon · 0.06 MI from JCT or 22 · Structure no. 061201000001103

Built
1975
50 years old
Condition
Good
inspected July 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
4
1996 count
Owner
Federal
U.S. Forest Service

About this bridge

Road over Little Nestucca River is a prestressed concrete box beam or girders - multiple carrying Road over Little Nestucca River in Tillamook County, Oregon. It was built in 1975, so it is 50 years old, older 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 4 vehicles a day, projected to reach 6 by 2045. The structure is 85 ft (25.9 m) long and 16 ft wide. If it were closed, the detour would be 620.7 mi (999 km).

CarriesRoad
CrossesLittle Nestucca River
Location0.06 MI from JCT or 22
RouteFederal Lands Road 12000
StateOregon
Coordinates45.10376, -123.7895
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating69.1 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length85 ft (25.9 m)
Longest span84 ft (25.5 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4 (1996)
Projected traffic6 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 Little Nestucca River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Road over Little 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 July 2022.

How much traffic does Road over Little Nestucca River carry?

About 4 vehicles per day (1996 count).

How long is Road over Little Nestucca River?

The structure is 85 ft (25.9 m) long with a longest span of 84 ft (25.5 m) and a deck 16 ft wide.

Who owns Road over Little Nestucca River?

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