tri-valley construction, inc.

Trusted in Central & eastern washington for 40+ years

Yellow excavator digging trench in muddy field, orange lines mark boundaries, trees in background.

Asbestos Inspection & Abatement

Complete testing, containment, and removal to eliminate airborne fiber risks in older buildings.

Yellow grader on a gravel road, grading the side. Cloudy sky, trees in background.

Contaminated Soil Remediation

Safe excavation and disposal of petroleum-impacted or chemical-laden soils to meet state standards.

Snowplow clearing snow from a driveway at night. Dark truck with a red and white plow, with snow-covered setting.

Underground Utilities

Water, sewer, and stormwater line installation coordinated with grading and site prep for new construction.

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Mass Earthwork & Site Prep

Laying the ground work and clearing the way for re-development and new construction for your next commercial property.

licensed, bonded and insured

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trusted for quality earthwork & comprehensive Asbestos needs

Tri-Valley Construction delivers asbestos inspection and abatement, contaminated soil remediation, mass earthwork and site preparation services across Yakima's commercial landscape. Whether you're preparing an aging building for renovation or clearing a redevelopment site in the Yakima Valley or anywhere throughout Central and Eastern Washington, you need a contractor who understands both environmental safety and the pace of local growth.


You'll receive detailed protocols, clear plans, and transparent timelines from the first inspection to final clearance. Licensed, bonded, and insured for every phase of hazardous-material and earth work. Our crew coordinates with certified inspectors and engineers to keep your project on schedule while meeting state compliance standards.


Tri-Valley Construction approaches each job with owner oversight, documented scope, and proven methods for safety, compliance and environmental regulations.


Contact us today to discuss your needs and schedule a site assessment.

Full-Scope asbestos remediation & Construction Solutions
Every project backed by bonded insurance and steady communication from start to finish.

Environmental and Earthwork Services

From hazardous-material abatement to building-pad preparation, every service is designed to protect health, comply with regulations, and move your project forward. You benefit from coordinated scheduling, clear communication, and methods refined across commercial and residential work throughout the Yakima Valley.


Each phase follows documented safety plans—containment barriers for asbestos, soil-sampling protocols for remediation that minimize dust and debris. Whether you're redeveloping or building a property, adding utilities or need asbestos consulting near Yakima Valley, our process adapts to site conditions and local code requirements.


Our full range of environmental and site-preparation capabilities includes:


  • Asbestos inspection and abatement, and pre/post abatement air-quality monitoring for occupied and vacant structures
  • Underground water, sewer, and stormwater line installation coordinated with excavation, grading and compaction
  • Soil remediation and erosion control tailored to Yakima Valley's climate and terrain
  • Certified AHERA Inspectors and Supervisors
  • EPA (Environmental Protection Agency) Certified


Reach out in Central and Eastern Washington to review your project scope and a detailed work plan.

Yellow construction vehicles grading earth on a dirt lot under a clear blue sky.

Why Yakima Clients Choose Tri-Valley Construction

Tri-Valley Construction holds contractor's license TRIVACI055KP and maintains bonded and insured coverage. Every job gives you confidence that environmental liabilities and worker safety are managed under strict protocols.


You'll work with a team that provides upfront assessments, transparent pricing, and steady updates as testing, abatement, or site preparation unfolds. Clear documentation, phased scheduling, and responsive communication ensure you're never left guessing about compliance status or next steps.


Call Tri-Valley Construction in Yakima or throughout Central and Eastern Washington and move forward with safety and certainty.

See What Our Clients Are Saying

See why everyone is talking about us, straight from them!

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Five black stars.

We have been using this company as a subcontractor at my work for their Asbestos Abatement Services. Their crew does great work. Jerry and Rebecca have been great to work with. We definitely recommend them!

Sonya P.

Five black stars in a row.

Rebecca P.