US Bridges

14 S 06 W 34.00: over South Fork Alsea River

Fair

Lane County, Oregon · "2.3 Miles N of HWY ""36" · Structure no. 0000000L2010703

Built
2010
15 years old
Condition
Fair
inspected July 2024
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
2
2024 count
Owner
Federal
Bureau of Land Management

About this bridge

14 S 06 W 34.00: over South Fork Alsea River is a prestressed concrete slab carrying 14 S 06 W 34.00: over South Fork Alsea River in Lane County, Oregon. It was built in 2010, so it is 15 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.

It carries about 2 vehicles a day, projected to reach 3 by 2044. The structure is 50 ft (15.2 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries14 S 06 W 34.00:
CrossesSouth Fork Alsea River
Location"2.3 Miles N of HWY ""36"
RouteFederal Lands Road 0
StateOregon
Coordinates44.2656, -123.4497
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 protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length50 ft (15.2 m)
Longest span49 ft (15 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2 (2024)
Projected traffic3 by 2044
Trucks—
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 Land Management
Maintained byBureau of Land Management
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 14 S 06 W 34.00: over South Fork Alsea River built?

It was built in 2010, making it 15 years old in 2025.

What condition is 14 S 06 W 34.00: over South Fork Alsea River 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 July 2024.

How much traffic does 14 S 06 W 34.00: over South Fork Alsea River carry?

About 2 vehicles per day (2024 count).

How long is 14 S 06 W 34.00: over South Fork Alsea River?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (15 m) and a deck 16 ft wide.

Who owns 14 S 06 W 34.00: over South Fork Alsea River?

It is owned by the Bureau of Land Management.