A bathroom finish performs only when the substrate, water-control details and regulated systems beneath it are coordinated. Document moisture, layout, plumbing, electrical, ventilation and access goals before demolition. Confirm Central Point review and give each contractor the same assembly and fixture schedule.
Start with a room survey that marks leak evidence, floor movement, wet-area limits, ventilation route and fixture clearances. Then assign investigation openings, water-control details, licensed plumbing and electrical work, municipal review, finish transitions, occupied-home protection and the functional tests required before final payment.
Map staining, soft flooring, loose tile, failed sealant and ventilation problems. Check adjacent rooms and below when accessible. Identify whether plumbing, waterproofing, condensation or exterior water is responsible. Authorize limited opening when evidence is concealed. Replacing finish without source correction creates repeat work.
Record walls, openings, ceiling, fixture centers and door swing. Verify selected fixture dimensions and service access. If aging-in-place is a goal, identify entry, turning, reach, blocking and bathing needs before framing. A dimensioned plan prevents larger fixtures from reducing circulation.
Name the shower or tub waterproofing method, compatible drain, seams, corners, penetrations and transitions. State substrate preparation and cure. Mixing unapproved components can blur warranty responsibility. Photograph the complete system and retain any required flood or functional test record before tile.
List retained and moved supply, drain and vent work plus shutoffs and fixture connections. Identify licensed-trade and permit responsibility. Place valves and service points so future repair does not destroy finishes. Test before close-in and keep concealed-work photographs.
Document receptacles, lighting, controls, heating and ventilation power. Route regulated work to the appropriate licensed contractor. Separate required corrections from optional upgrades. Confirm fixture ratings and wet or damp locations before ordering and before walls close.
Verify fan capacity, duct path, exterior termination and controls. A fan terminating into an attic does not remove moisture from the building. Coordinate the penetration, insulation and backdraft control. Include final functional confirmation rather than assuming noise proves airflow.
List tile size and layout, edge treatment, grout, fixtures, glass, hardware and accessories. Include quantities, procurement and approval dates. Large tile can increase flatness demands; niches and benches add waterproofing transitions. Resolve details before a finish allowance masks labor differences.
Define bathroom access, temporary sanitation, floor and furniture protection, dust control, ventilation, debris routes and daily closure. State when water service is interrupted and restored. These constraints belong in schedule and price instead of appearing after demolition.
Inspect drainage, plumbing, ventilation, lighting, doors, sealant, grout and finish transitions. Keep permit and inspection status, approved changes, waterproofing photographs, product information, warranties and maintenance instructions. Resolve the punch list before final payment.
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The city publishes permit, plan-review and inspection guidance.
Match the legal business on the agreement to the public record.
Photograph the completed system and testing before tile covers it.
| Observed finding | Next planning step | Acceptance evidence |
|---|---|---|
| Stable room with dated finishes | Retain systems and renew selected surfaces | Photographs and retained-item schedule |
| Soft floor beside one fixture | Trace leak and open a bounded area | Dry framing and documented repair limits |
| Shower leaks at several transitions | Remove the wet-area assembly to sound material | Continuous membrane details and water test |
| Poor access or conflicting clearances | Create a coordinated measured layout | Approved fixture plan and trade routing |
Separate demolition, investigation, substrate, waterproofing, tile, plumbing, electrical, ventilation, fixtures, glass, protection, disposal and restoration. Product choices and hidden damage matter more than unsupported ranges.
Start with moisture findings, field dimensions, desired layout and Central Point guidance.
Yes; record seams, penetrations, transitions and testing before tile.
Use appropriately licensed trades and assign permit and inspection responsibility.
Before final rough-in and layout so dimensions and utilities coordinate.
Confirm fan, duct route, exterior termination, controls and final operation.
Photograph cause and approve correction, price and time before extra work.
Issue one plan, assembly description, fixture schedule and finish list.
Keep inspection status, waterproofing evidence, changes, product records, warranties and punch list.
Share condition photographs, dimensions, fixture needs and access goals for comparable proposals.
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