US Bridges

31 S 08 W 31.00: over East Fork Elk Valley Cre

Good

Douglas County, Oregon · 7.5 Miles W of Cow Creek · Structure no. 0000000L1439156

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Concrete
Length
21 ft
1 main span
Daily traffic
30
2023 count
Owner
Federal
Bureau of Land Management

About this bridge

31 S 08 W 31.00: over East Fork Elk Valley Cre is a concrete tee beam carrying 31 S 08 W 31.00: over East Fork Elk Valley Cre in Douglas County, Oregon. It was built in 1997, so it is 28 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 50 by 2043. The structure is 21 ft (6.4 m) long and 17 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries31 S 08 W 31.00:
CrossesEast Fork Elk Valley Cre
Location7.5 Miles W of Cow Creek
RouteFederal Lands Road 0
StateOregon
Coordinates42.8523, -123.70971
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73.2 US tons
Inventory rating56.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length21 ft (6.4 m)
Longest span20 ft (6.1 m)
Deck width17 ft (5.2 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic50 by 2043
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 Land Management
Maintained byBureau of Land Management
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$1,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 31 S 08 W 31.00: over East Fork Elk Valley Cre built?

It was built in 1997, making it 28 years old in 2025.

What condition is 31 S 08 W 31.00: over East Fork Elk Valley Cre 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 April 2023.

How much traffic does 31 S 08 W 31.00: over East Fork Elk Valley Cre carry?

About 30 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is 31 S 08 W 31.00: over East Fork Elk Valley Cre?

The structure is 21 ft (6.4 m) long with a longest span of 20 ft (6.1 m) and a deck 17 ft wide.

Who owns 31 S 08 W 31.00: over East Fork Elk Valley Cre?

It is owned by the Bureau of Land Management.