US Bridges

15 S 07 W 28.00: over Congdon Creek

Good

Lane County, Oregon · 3.7 Miles N of HWY 36 (mp · Structure no. 0000000L1439096

Built
1966
59 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
70 ft
3 main spans
Daily traffic
50
2024 count
Owner
Federal
Bureau of Land Management

About this bridge

15 S 07 W 28.00: over Congdon Creek is a concrete continuous stringer/multi-beam or girder carrying 15 S 07 W 28.00: over Congdon Creek in Lane County, Oregon. It was built in 1966, so it is 59 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 75 by 2044. The structure is 70 ft (21.3 m) long and 16 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Carries15 S 07 W 28.00:
CrossesCongdon Creek
Location3.7 Miles N of HWY 36 (mp
RouteFederal Lands Road 0
StateOregon
Coordinates44.23606, -123.54861
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.2 US tons
Inventory rating23.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span45 ft (13.7 m)
Deck width16 ft (5 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic75 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was 15 S 07 W 28.00: over Congdon Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is 15 S 07 W 28.00: over Congdon 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 February 2024.

How much traffic does 15 S 07 W 28.00: over Congdon Creek carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is 15 S 07 W 28.00: over Congdon Creek?

The structure is 70 ft (21.3 m) long with a longest span of 45 ft (13.7 m) and a deck 16 ft wide.

Who owns 15 S 07 W 28.00: over Congdon Creek?

It is owned by the Bureau of Land Management.