Septic Systems
At 509 Excavation, we specialize in residential excavation and have been installing On-Site Waste Systems for over 5 years in the Spokane area. We are now proud to expand our services to Lincoln and Stevens Counties. Whether you need new septic installation or repair, we’re here to help. That's why we work alongside local engineers to design and install the perfect system for your residential property. With a septic system tailored to your soil, you can rest assured that our experts will provide you with reliable and efficient excavation services.
Trust 509 Excavation to handle your residential excavation needs. From on-site system installations to upgrades, our team has the expertise and knowledge to get the job done right. Check out the process we recommend for a smooth installation, and contact us today to get started!
The Septic System Installation Process
1
Application and Permits
When it comes to applying for an application and permit for your residential excavation project, the Health Department should be your first call. They can provide you with all the necessary information and help you get started. Whether you prefer to apply in person or over the phone, the Health Department team is there to guide you through the process and make sure everything is in order.
2
Perk Test Holes
Perk Hole Testing is an integral part of the septic system design process. Our team at 509 Excavation specializes in this crucial testing procedure, which helps determine the type of system your property needs. We take pride in offering quick and effective services, so you can rest assured that your property will be in the best hands.
3
Engineering System
Once the County and Engineer complete a soil profile, the engineer will design a system based on the number of bedrooms in the house.
4
Installation of the On-Site System
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5
Inspections
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