US Bridges

Clear Lake RD over Gibbs Creek

Good

Lane County, Oregon · 020 MI E HWY 101-WOAHINK · Structure no. 19952 534000310

Built
2005
20 years old
Condition
Good
inspected August 2023
Type
Slab
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
2,026
2020 count
Owner
County
County Highway Agency

About this bridge

Clear Lake RD over Gibbs Creek is a prestressed concrete slab carrying Clear Lake RD over Gibbs Creek in Lane 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 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 2,026 vehicles a day, roughly 10% of them trucks, projected to reach 2,321 by 2025. The structure is 70 ft (21.3 m) long and 36 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesClear Lake RD
CrossesGibbs Creek
Location020 MI E HWY 101-WOAHINK
RouteCounty Highway C5340
StateOregon
Coordinates43.91536, -124.08118
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,026 (2020)
Projected traffic2,321 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Clear Lake RD over Gibbs Creek built?

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

What condition is Clear Lake RD over Gibbs 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 August 2023.

How much traffic does Clear Lake RD over Gibbs Creek carry?

About 2,026 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Clear Lake RD over Gibbs Creek?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 36 ft wide.

Who owns Clear Lake RD over Gibbs Creek?

It is owned by the County Highway Agency.