US Bridges

Upper 4th Creek RD over 4th Creek

Good

Coos County, Oregon · 2.5 KM East of Barview · Structure no. 0000P01155T0001

Built
2004
21 years old
Condition
Good
inspected August 2024
Type
Girder and Floorbeam System
Steel
Length
92 ft
3 main spans
Daily traffic
10
2021 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

Upper 4th Creek RD over 4th Creek is a steel girder and floorbeam system carrying Upper 4th Creek RD over 4th Creek in Coos County, Oregon. It was built in 2004, so it is 21 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. Its operating status is: open, posting recommended but not legally implemented.

It carries about 10 vehicles a day, roughly 10% of them trucks, projected to reach 60 by 2040. The structure is 92 ft (28.1 m) long and 18 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesUpper 4th Creek RD
Crosses4th Creek
Location2.5 KM East of Barview
RouteFederal Lands Road 1230
StateOregon
Coordinates43.35207, -124.28137
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, posting recommended but not legally implemented
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30.6 US tons
Inventory rating18.4 US tons

Structure

MaterialSteel
DeckSteel plate
Main spans3
Design loadHS 20
Structure length92 ft (28.1 m)
Longest span66 ft (20.1 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2021)
Projected traffic60 by 2040
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Indian Affairs
Maintained byBureau of Indian Affairs
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Upper 4th Creek RD over 4th Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is Upper 4th Creek RD over 4th 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 August 2024.

How much traffic does Upper 4th Creek RD over 4th Creek carry?

About 10 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Upper 4th Creek RD over 4th Creek?

The structure is 92 ft (28.1 m) long with a longest span of 66 ft (20.1 m) and a deck 18 ft wide.

Who owns Upper 4th Creek RD over 4th Creek?

It is owned by the Bureau of Indian Affairs.