Graphic of a sanitary drainage system inspection shaft.

A sanitary drainage system is designed to collect and carry wastewater or sewage discharge from fixtures within a property to a point of connection with the authority sewer or an on-site treatment plant.

It is important that you have a sound understanding of sanitary drainage systems in relation to sizing and layouts.

Groundwork can assist you to gain that information.

As you work through the Toolbox, you may find that you want to return to Groundwork to help you complete the activities.