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NOWRA Installer: Piping and Tanks (1 hr)

This is the fifth course in a series of 8 focused on the installation of septic systems. The video for this course was recorded at the 2018 WWETT show.

This course should take the average person 1 hour to complete. While taking the class, for Technical Support call (888) 705-6002 (8 am - 8 pm EST) or email

Presentation Learning Objectives

1.Describe the various types of pipe used to construct wastewater treatment systems including type, material, color.
2.Explain how wall thickness and diameter affect flow in piping systems.
3.Explain the different methods to connect different pipe materials together.
4.Explain the impacts of gravity versus pressure flow from the facility on the piping in a wastewater treatment system.
5.Describe the purpose of cleanouts, the different types and where they should be installed.
6.Calculate loss of elevation in piping system.
7.Describe the proper handling, storage and loading of PVC pipe.
8.Demonstrate proper procedures for solvent welding PVC pipe.
9.Describe installation procedures when using pipe to connect treatment train components.
10.Describe the applications and procedures associated with threaded and gasketed pipe connections.
11.Explain what a thrust block is and when it may be applicable in wastewater treatment systems.

Learning Objectives - Tanks
1. Contrast the various tanks used for decentralized wastewater treatment systems and describe the purpose of each.
2. Evaluate the equivalency of tanks based upon the relationship between tank dimensions, operating depth, and operating volume.
3. Implement proper measures for dewatering excavations based upon specific site conditions.
4.  Determine the accurate elevation for a tank installation from a set of plans and rod readings.
5.  Describe proper bedding and backfilling procedures for installing watertight tanks.

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