T4 — Human-essentialPhase 7 of 13

Plumbing Rough-In

Mechanical Rough-In

Description

Install drain-waste-vent (DWV) piping, water supply lines, and stub-outs for all fixtures per plumbing plan. DWV first — it is rigid and gravity-dependent. Supply lines flex around DWV. Pressure test before closing walls.

Tools (ML1 Confirmed)

pipe cutter
soldering torch
pipe wrench
level
drill

Atomic Primitives

cutjoinroutetest

2-3

Crew Size

16-24h

Estimated Hours

Phase

Robot Tier

Other Tasks in Phase 7: Mechanical Rough-In

Electrical Rough-In HVAC Rough-In Gas Line Rough-In Fire Blocking & Draft Stopping Low-Voltage Wiring Ventilation System Rough-In Radon Mitigation System Rough Inspection Preparation

Related Resources

Full Ontology Overview The Process (mlsystemsri.com)Deconstruction (mlsystemsri.com)Data API

plumbing rough inDWV piping installationresidential plumbing roughwater supply rough in

Electrical Rough-In