Professional engineering and design for on-site sewage systems
Showing 3 businesses
Spokane-area engineering professional providing site assessment and septic system design services for rural properties and new construction in Spokane County.
Spokane-based engineering firm providing site evaluation, soil testing, percolation testing, and septic system design for rural acreage properties in Spokane County.
Spokane County and North Idaho specialist in full septic system management from permitting through installation and ongoing maintenance. Also provides emergency septic backup service and O&M coordination.
