Root Damage: Blockage or break in the sewer line due to heavy tree root infiltration
	Foreign Object : Any accidental debris in line which can cause frequent clogging of the sewer system
	Belly: Sag in line, which holds water and debris, causing frequent clogging
	Collapse: Break in the sewer line due to root infiltration, ground erosion, or for any other reason
	Misaligned: Shift in the sewer line, which can cause frequent clogging, and over time eventual collapse of line due to ground erosion