The first step in any septic installation is to perform a site survey and do a percolation (soil) test on the area where the POWTS, Private Onsite Wastewater Treatment Systems is going to be installed.
The system then can be designed based on the findings of the survey and results of the soil test. After all this is the installation of septic tank system pipes. Below are some of the guidelines needed in installing a pipe lines for a septic tank system:
Important: Guidelines and/or details may less differ if it is only replacement of pipes.