US Bridges

Clearwater Road over Hurst Creek

Fair

Jefferson County, Washington · 2.7N JCT SR101 · Structure no. 082536000000000

Built
1969
56 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
60
2020 count
Owner
County
County Highway Agency

About this bridge

Clearwater Road over Hurst Creek is a prestressed concrete tee beam carrying Clearwater Road over Hurst Creek in Jefferson County, Washington. It was built in 1969, so it is 56 years old, older than the Washington average of 49.8 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 60 vehicles a day, roughly 5% of them trucks, projected to reach 98 by 2040. The structure is 66 ft (20.1 m) long and 27 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesClearwater Road
CrossesHurst Creek
Location2.7N JCT SR101
RouteCounty Highway 10750
Coordinates47.57288, -124.29206
Functional classRural Minor 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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.3 US tons
Inventory rating17.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length66 ft (20.1 m)
Longest span64 ft (19.6 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2020)
Projected traffic98 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.7 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Clearwater Road over Hurst Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Clearwater Road over Hurst 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 May 2024.

How much traffic does Clearwater Road over Hurst Creek carry?

About 60 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Clearwater Road over Hurst Creek?

The structure is 66 ft (20.1 m) long with a longest span of 64 ft (19.6 m) and a deck 27 ft wide.

Who owns Clearwater Road over Hurst Creek?

It is owned by the County Highway Agency.