Excavator working on a Tri-Cities Washington job site
Kennewick · Pasco · Richland · Walla Walla

Tri-Cities Excavation.Done Right.

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8+Years in business
InsuredFully insured
4Services: Excavation, Trenching, Utilities, Demolition
FreeEstimates across Tri-Cities, WA
ExcavationTrenchingUtilitiesDemolitionSite PrepGradingFoundation DigsExcavationTrenchingUtilitiesDemolitionSite PrepGradingFoundation Digs
Excavator operator on a Tri-Cities job site
Excavator bucket moving earth
About Big Mountain

Insured. Experienced. Local.

  • Fully insured
  • 8+ years in business
  • Serving Kennewick, Pasco, Richland, Walla Walla
Request a Free Estimate
What We Do

Excavation Services in the Tri-Cities.

Excavator performing earthmoving and grading work

Excavation

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Excavator trenching for underground utilities

Trenching

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Underground utility installation and connection work

Utilities

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Demolition and site clearing equipment at work

Demolition

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Our Work

Excavation work across
the Tri-Cities.

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Excavation and grading work on a building site
Utility trenching work
Demolition and site clearing work
Verified Reviews

What People Say

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Stephen and his men do excellent and skilled work. I would not have chosen anybody else.
VP

Veronica Passage

Google review

How It Works

A straightforward process.

01

Site Walk

02

Clear Estimate

03

Permits & Locates

04

Dig & Deliver

Excavation work across the Tri-Cities, Washington
Service Area

Excavation Across the
Tri-Cities, WA.

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How soon can you look at my property?

Reach out and we'll get you on the schedule.

Do I need plans before you bid?

Not always. If you do not have plans yet, we can perform rough grading or access work in the meantime.

Are you insured?

Yes. Big Mountain Excavation is fully insured.

Can you work directly with my builder or GC?

Yes. We coordinate schedules with your builder and utility companies.

Free Estimate

Let's talk about your project.

Excavation equipment on a job site

Big Mountain Excavation

Insured · Experienced · Local

8+ years in businessFully insured