sewage pit

I am adding a basement bathroom where the waste pipe out of the house is above grade. I will be adding a sewage ejector pit/pump. See diagram. The pit will be in direct line with the shower drain which is approximately 30" away from the 2" p-trap and approximately 29 inches away from the...

My woodshop needs a toilet and sink. The shop sits on a concrete slab 75 feet from the house that was built in 1850. The sewage outflow from the house is only 2 feet below grade and exits through the front wall of the basement to a sewer main in the street that has only about 3.5 feet of cover...

In an attempt to replace a basement sewage ejector pump, I noticed that the sewage basin was completely dry. It has been several years since the pump worked. I decided to fill the basin with 3 gallons of water and toilet bowl cleaner and test the level after one night. The basin was...