US Bridges

Clear Lake Road over Clear Creek

Good

Yakima County, Washington · At Clear Cr. Spillway · Structure no. 061708000001510

Built
1964
61 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
100
1995 count
Owner
Federal
U.S. Forest Service

About this bridge

Clear Lake Road over Clear Creek is a concrete continuous slab carrying Clear Lake Road over Clear Creek in Yakima County, Washington. It was built in 1964, so it is 61 years old, older than the Washington average of 49.8 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 5% of them trucks, projected to reach 150 by 2045. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesClear Lake Road
CrossesClear Creek
LocationAt Clear Cr. Spillway
RouteFederal Lands Road 12007
Coordinates46.62943, -121.27191
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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47.1 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1995)
Projected traffic150 by 2045
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$11,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Clear Lake Road over Clear Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is Clear Lake Road over Clear 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 September 2023.

How much traffic does Clear Lake Road over Clear Creek carry?

About 100 vehicles per day (1995 count), of which roughly 5% are trucks.

How long is Clear Lake Road over Clear Creek?

The structure is 100 ft (30.5 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns Clear Lake Road over Clear Creek?

It is owned by the U.S. Forest Service.