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After completing this course, the licensee should be able to: 

• Describe what typical piping systems consist of and explain their importance to plant operations.

• Identify common valves and fittings, pipe hangers and supports 

• Describe the effects of temperature on piping system components and explain the need for insulation.

• List routine maintenance considerations for piping systems.

• Explain how metal pipes are sized and designated according to standard codes and schedules.

• Identify the characteristics of metals that make them suitable for a variety of piping applications. 

• Discuss the major considerations involved in the maintenance of metal piping.

• Describe the different methods of connecting sections of metal pipe, including bell-and-spigot joints, welded, soldered, or brazed joints, screwed or threaded joints, and flanged joints.

• Name the basic nonmetallic piping materials and discuss the advantages and disadvantages of each.

• Identify the different forms of concrete pipe.

• Discuss the limitations of plastic pipe. 

• Explain the difference between thermoplastic and thermosetting plastic pipe.

• Describe how to join sections of nonmetallic pipe, and how to maintain them.

• Compare piping and tubing and list the major advantages of tubing.

• Describe the methods of cutting, bending, and joining sections of tubing. 

• List the main types of metal tubing and describe the kinds of industrial applications in which they are used.

• List the main types of plastic tubing and describe the kinds of industrial applications in which they are used.

• Explain how hoses are sized, classified, and con‐ structed.

• Define basic hose terminology.

• Discuss the respective advantages of metallic hose, nonmetallic hose, and reinforced nonmetallic hose.

• Describe the common types of hose couplings used in industrial service.

• List the primary maintenance requirements of hoses.

  • Course ID(s): PWST20-7169
  • Approved By: Indiana Department of Environmental Management

Instructor Bio

Ralph Stevens

Ralph Stevens is a water Subject Matter Expert, licensed in California, Nevada and Arizona as a Grade 3 Wastewater Treatment Plant Operator. Ralph has worked in wastewater for almost 50 years, starting as an operator in a wastewater treatment plant and serving most recently as the Maintenance Reliability Supervisor for the Clark County Water Reclamation District. He is a certified Class Trainer for the California Water Environment Association (CWEA) and has served as the Operations and Maintenance Chairperson for the same organization. He has won a number of awards for his work, including CWEA Electrical and Instrumentation Person of the Year (2015), Safety Plant of the Year (2017), and the WEF Burke Safety Award (2019). Ralph goes out of his way to help and protect staff and the environment.