US Bridges

North Lake Lane over Noble Creek

Fair

Coos County, Oregon · 0610 MI E FAS JCT 101 · Structure no. 20102 018600610

Built
2005
20 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
206
2020 count
Owner
County
County Highway Agency

About this bridge

North Lake Lane over Noble Creek is a prestressed concrete slab carrying North Lake Lane over Noble Creek in Coos County, Oregon. It was built in 2005, so it is 20 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 206 vehicles a day, roughly 10% of them trucks, projected to reach 231 by 2025. The structure is 40 ft (12.2 m) long and 32 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNorth Lake Lane
CrossesNoble Creek
Location0610 MI E FAS JCT 101
RouteCounty Highway 0A437
StateOregon
Coordinates43.5935, -124.09806
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 rating67.1 US tons
Inventory rating51.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length40 ft (12.2 m)
Longest span32 ft (9.7 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic206 (2020)
Projected traffic231 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
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 North Lake Lane over Noble Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is North Lake Lane over Noble 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 September 2024.

How much traffic does North Lake Lane over Noble Creek carry?

About 206 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is North Lake Lane over Noble Creek?

The structure is 40 ft (12.2 m) long with a longest span of 32 ft (9.7 m) and a deck 32 ft wide.

Who owns North Lake Lane over Noble Creek?

It is owned by the County Highway Agency.