Commercial Excavation & Site Development In Pasco, WA
We serve businesses and developers throughout Pasco and the surrounding Tri-Cities with expert commercial excavation services. From grading and trenching to large-scale site clearing, our fleet of machinery and trained operators can handle it all. We help you stay on schedule and within budget with accurate estimates and efficient execution. If you're developing land for a warehouse, office building, or multi-family complex, count on us to set the foundation right.
Before construction begins, your land needs to be properly cleared and graded. At Tri Cities Excavation, we offer professional land clearing and grading services to remove trees, brush, debris, and uneven ground. Proper grading is essential to ensure water runoff is controlled and your foundation remains solid for years to come. Let our crew prep your lot the right way with precision grading in Pasco, WA.

Trenching and Underground Utility Installation
We specialize in trenching and utility excavation for both residential and commercial clients. Whether you're installing new water lines, sewer connections, or electrical conduits, our team ensures a clean trench with the correct depth and safety measures in place. We understand local codes and work closely with utility providers to guarantee accurate and approved work.
Septic System Excavation and Installation
Need help with a new septic system or an upgrade to your current one? We provide full-service septic system excavation in Pasco. From digging out tanks and drain fields to backfilling and compacting, our process is thorough and compliant with local health department regulations. We also assist with septic repairs and replacement excavation, making sure your system functions properly for years to come.
Installing a septic system is a job that demands experience, precision, and compliance with local regulations—and that's exactly what you get with Tri Cities Excavation. We offer complete septic system excavation services in Pasco, WA, including digging for tanks, leach fields, and absorption trenches. Whether you're building a new home in a rural area or replacing an outdated septic system, our crew will handle every step with care.
We work closely with local health departments and inspectors to ensure all work meets current codes and environmental standards. Our team knows how to manage different soil types and ensure proper drainage, helping your system operate efficiently and reliably. We also offer percolation testing support, layout design coordination, and tank installation assistance.
Efficient and Safe Demolition Services in Pasco, WA
Looking to remove an old garage, shed, concrete slab, or entire structure? Tri Cities Excavation provides fast, clean, and safe demolition services in Pasco, WA, and the surrounding Tri-Cities. Our demolition experts are trained to handle everything from small residential tear-downs to light commercial demolitions with precision and safety as our top priorities.
We use modern equipment to break down structures safely and haul away debris efficiently. We can also clear the land and prep it for future construction—all as part of one comprehensive service. Whether you're starting fresh or clearing out space for a new project, you can count on our team to handle the dirty work.