excavation and installation referrals

B&W On-Site provides licensed septic system designs, test hole evaluations, and perc testing for all of Spokane County, WA. With over 20 years of environmental field experience, including years as a licensed inspector, the company designs conventional gravity, pressure distribution, enhanced treatment, and mound systems, and offers excavation and installation referrals through a network of licensed professionals.

Read more

enhanced treatment system designgravity distribution system designmound system designperc testingpressure distribution system designseptic system designsoil evaluationstest hole evaluations