PLMB 040J - Underground Installations

Prerequisite:Enrollment restricted to State Indentured Plumbers Union Apprentices and PLMB 040A, PLMB 040C, PLMB 040D, PLMB 040E, PLMB 040F, PLMB 040G, PLMB 040H

This course is designed to meet the needs of indentured apprentices with the State of California who are interested in the plumbing industry. This class covers the approved materials for underground installations, along with the process of excavating and installing underground utilities and the review and reinforcement of necessary safety procedures. Topics of discussion include the importance of 811 (national "Call Before you Dig" phone number), soil classification, and trench safety along with the use of specialty tools and equipment. At the end of this course, students will have gained experience in transferring elevations, finding new elevations, laying out trenches to be excavated, and performing a builder’s level run.