Individuals are familiar with underground pipe installation procedures and guidelines. They know how to prepare a trench, the bedding material and thrust blocks, and lay the pipe. They are able to describe how to join various types of pipe including cast iron, ductile iron, concrete, carbon steel, fiberglass and plastic pipe. They can explain how trenchless piping is accomplished. They are aware of the hazards associated with underground pipe installation and the importance of safety training.

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