US Bridges

15 S 08 W 15.00: over Lobster Creek

Good

Lane County, Oregon · 9.4 Miles S of HWY 34 (mp · Structure no. 0000000L1439356

Built
1970
55 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
100
2024 count
Owner
Federal
Bureau of Land Management

About this bridge

15 S 08 W 15.00: over Lobster Creek is a concrete continuous stringer/multi-beam or girder carrying 15 S 08 W 15.00: over Lobster Creek in Lane County, Oregon. It was built in 1970, so it is 55 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 100 vehicles a day, roughly 1% of them trucks, projected to reach 150 by 2044. The structure is 90 ft (27.4 m) long and 17 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Carries15 S 08 W 15.00:
CrossesLobster Creek
Location9.4 Miles S of HWY 34 (mp
RouteFederal Lands Road 0
StateOregon
Coordinates44.26556, -123.64972
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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.6 US tons
Inventory rating26.8 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span60 ft (18.3 m)
Deck width17 ft (5.1 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic150 by 2044
Trucks1%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$10,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 15 S 08 W 15.00: over Lobster Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is 15 S 08 W 15.00: over Lobster 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 March 2024.

How much traffic does 15 S 08 W 15.00: over Lobster Creek carry?

About 100 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is 15 S 08 W 15.00: over Lobster Creek?

The structure is 90 ft (27.4 m) long with a longest span of 60 ft (18.3 m) and a deck 17 ft wide.

Who owns 15 S 08 W 15.00: over Lobster Creek?

It is owned by the Bureau of Land Management.