 | Pipe Installation Equipment (Trencher) | | |
 Problem 4.07A - Pipe Installation Equipment (Trencher) The underground utilities have just been marked. The technician is still on site and wants to discuss the locations with you before you begin trenching. Once you are sure of their location, check if the machine is ready to use. You only dig a single trench, then backfill and fine grade. The locate technician is still watching you work and wants to know more about proper jetting and compaction methods. Return to "About the Exam"
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