Following completion of this chapter, students should be able to:

1. Safely repair or construct sewer lines and manholes.
2. Contact utility agencies with underground facilities near a construction or repair project before excavation starts.
3. Determine and check pipeline grade.
4. Raise a manhole frame and cover to grade, and repair and install manhole bottoms.
5. Excavate, repair, and backfill service lines and main lines.
6. Inspect a sewer under construction for proper bedding materials and construction, pipe laying procedures, and backfilling and compaction.
7. Test the ability of a wastewater collection system to withstand inflow/infiltration.

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