US Bridges

Lower 4th Creek RD over 4th Creek

Fair

Coos County, Oregon · 2 KM East of Barview · Structure no. 0000P01155T0002

Built
2004
21 years old
Condition
Fair
inspected August 2024
Type
Girder and Floorbeam System
Steel
Length
92 ft
3 main spans
Daily traffic
25
2021 count
Owner
Federal
Bureau of Indian Affairs

About this bridge

Lower 4th Creek RD over 4th Creek is a steel girder and floorbeam system carrying Lower 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 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: open, posting recommended but not legally implemented.

It carries about 25 vehicles a day, roughly 10% of them trucks, projected to reach 60 by 2040. The structure is 92 ft (28.1 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLower 4th Creek RD
Crosses4th Creek
Location2 KM East of Barview
RouteFederal Lands Road 1200
StateOregon
Coordinates43.35483, -124.28596
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating29.5 US tons
Inventory rating17.6 US tons

Structure

MaterialSteel
DeckSteel plate
Main spans3
Design loadHS 20
Structure length92 ft (28.1 m)
Longest span66 ft (20.1 m)
Deck width36 ft (11 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2021)
Projected traffic60 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Lower 4th Creek RD over 4th Creek built?

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

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

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

About 25 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Lower 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 36 ft wide.

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

It is owned by the Bureau of Indian Affairs.