This is the eighth course in a series of 8 focused on the installation of septic systems.
Presentation Learning Objectives
1. Explain the difference
between below and above-grade systems.
2. Define the various types of
wastewater treatment systems including:
shallow-narrow-pressurized trench, low-pressure pipe, bed, trench,
bottomless media filter, at-grade, mound and areal fill.
3. Define commonly used design
terms which are commonly used with soil treatment systems including areal
loading rate, absorption area, and basal area.
4. Demonstrate the installation
procedure common to all soil treatment systems: identifying type of system, preconstruction
considerations, site preparation, fill materials trench or bed construction, distribution systems, and final cover
5. Understand how to install
soil treatment areas using appropriate materials.
6. Describe how to install soil
treatment areas at the proper elevation.
7. Understand how to install
soil treatment areas while maintaining natural soil conditions.