By PlumberDallas.com editorialUpdated

Failure patterns

Scale buildup that snags waste, rotting along the bottom of horizontal runs, and cracks from settlement in clay soil.

Diagnosis

A camera shows the condition. Descaling can restore flow if the pipe walls are sound.

Options

Spot repair, lining, or replacement. See cast-iron sewer pipe problems.

Cost information

Published ranges with sources: Sewer Line Repair Cost. These are not quotes.

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