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Kennewick, WA Contractor directory
Excavation contractors in Kennewick, WA
11 verified excavation contractors serving Kennewick.
Kennewick excavation guide
Ground conditions, permits & project requirements in Kennewick
Hiring for excavation or concrete work in Kennewick? This local research covers the soil, permit, and site conditions a Kennewick contractor will work around — so you can compare bids with the same facts they use.
Skip to 11 contractorsPermits & requirements
Call Washington 811 before you dig — the state requires at least 2 working days of notice.
Frost depth & footing depth
In Washington, footings typically need to extend below the frost line, which is around 24 inches here. A local contractor will confirm the code requirement for your site.
Verified local listings
Excavation & concrete contractors serving Kennewick
11 verified listings
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JGen Excavation
demolition, erosion control, excavation, grading, land clearing, retaining walls
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Area-specific FAQ
Do I need to call before digging in Kennewick?
Yes. You should contact Washington 811 at least 2 working days before any digging so underground lines can be marked.
How deep do footings need to be in Washington?
In Washington, footings typically need to extend below the frost line, which is around 24 inches here. A local contractor will confirm the code requirement for your site.