Inspections need to take place while items are still completely visible.
Notifications for new bathroom/cloakroom
- Stage 1 – Commencement – may be combined with stage 2
- Stage 2 – Inspect new traps and drain pipes, connection to existing system
- Stage 3 – Check ventilation to the room and witness the mechanical fan test (where needed)
- Stage 4 – Completion and any final drain test check – may be combined with stage 3 if all is okay
Notifications for alterations to extend or create a basement
- Stage 1 – Commencement – may be combined with stage 2
- Stage 2 – Inspection of new underpins foundations to sequence
- Stage 3 – Inspection of oversite – may be combined with stage 4
- Stage 4 – Inspection of damp-proof membrane for new floor
- Stage 5 – Inspection of (any) new walls dpc and foul and surface affected drains
- Stage 6 – Inspection of structural works
- Stage 7 – Inspect Drainage connections (if any) above ground including the witness of drain tests
- Stage 8 – Completion – combined with stage 8 if all is okay. Items usually inspected include fire safety measures including means of escape provisions in the event of a fire, ventilation, installer certificates where applicable (for example electrical, gas, waterproofing)
The number of inspections will depend on the complexity of the basement and should be discussed with the surveyor.
Notifications for replacement window(s) (not replacement glazing)
- Stage 1 – Commencement – may be combined with stage 2
- Stage 2 – Inspection of window
- Stage 3 – Completion – may be combined with stage 2 if all is okay
Notifications for domestic electrical wiring (where not done by Part P registered electrician)
New electrical circuits, consumer unit or work in a special location (for example near bath/shower).
- Stage 1 – Commencement (may be combined with stage 2)
- Stage 2 – Pre plaster first fix wiring
- Stage 3 – Completion