US Bridges

Plank Rd. over Satus Creek

Fair

Yakima County, Washington · 00.49 So Tule Road · Structure no. 080295000000000

Built
1956
69 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
400
2023 count
Owner
County
County Highway Agency

About this bridge

Plank Rd. over Satus Creek is a concrete continuous slab carrying Plank Rd. over Satus Creek in Yakima County, Washington. It was built in 1956, so it is 69 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 400 vehicles a day, roughly 5% of them trucks, projected to reach 520 by 2043. The structure is 100 ft (30.5 m) long and 26 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesPlank Rd.
CrossesSatus Creek
Location00.49 So Tule Road
RouteCounty Highway 70210
CountyYakima County
StateWashington
Coordinates46.29019, -120.22106
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating30.3 US tons
Inventory rating23.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span60 ft (18.3 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2023)
Projected traffic520 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$4 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Plank Rd. over Satus Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is Plank Rd. over Satus 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 March 2023.

How much traffic does Plank Rd. over Satus Creek carry?

About 400 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Plank Rd. over Satus Creek?

The structure is 100 ft (30.5 m) long with a longest span of 60 ft (18.3 m) and a deck 26 ft wide.

Who owns Plank Rd. over Satus Creek?

It is owned by the County Highway Agency.