A recent residential onsite project my company worked on was going to have to pump the wastewater 250 feet horizontally and up a 25-foot vertical lift. The site was heavily wooded. The septic tank would be at the top of the hill, so the system would have to be designed to take everything — water and solids — up a 25 foot lift through a pipe that would have to be directionally drilled.
Back in the day, grinder pumps would be considered, due to being able to pump through a small-diameter, directionally drilled pipe.But if a grinder pump is used, the
