SewerSpine: Cause Path

Clogs, slow drains, and wet spots rarely announce the real culprit first—yet crews still reach for the hammer before the cause is mapped. This app exists to walk you from symptom to zone to likely node to the next check, so the dependency line stays visible and unsafe shortcuts never feel like the easy option. Hold each job as a living case: tag the building, choose riser versus branch versus yard, fork a parallel hypothesis when answers clash, and compare two spines side by side. Outcome cards mark cleared, still open, or alternate branch; conflict review catches contradictions before another wrong turn hardens into drywall dust. When the stack goes quiet and the odor returns at dawn, the path remembers which nodes were deferred and which checks still wait. Reverse a bad call in plain language, cover the dark spots on the rail, and carry a proven spine to the next similar…