Design of seasonal drain field change without approval
Client requested a change to the design of the installation to our subcontractor. Subcontractor progressed with the change without waiting for approval from the office or reviewing the rams changes that might be needed
Issue formal communication to subcontractors reinforcing requirement to obtain office approval for any design changes; document incident and customer agreement.
Customer engaged and provided agreement on options; building control submission underway.
Subcontractor proceeded without office sign-off and there is no clear sanction/feedback mechanism to prevent unilateral design changes.
Establish a formal change-approval process for subcontractors (no on-site design changes without documented office approval) and incorporate in subcontractor training/induction.
Incident resolved with customer options and letter; systemic preventative measures to be implemented and monitored for recurrence.
Builds an evidence-based review from this NCL, status history, related NCLs, and relevant communications. The report is stored here and emailed to Luke, Rob and Michelle.
Use this panel for all status changes. Main edit form does not change status.
| From | To | Changed At | By | Note |
|---|---|---|---|---|
| Initial | In Review | 2026-06-01 07:09:31 | management review | Transcript summary: Subcontractor changed drainfield design on site without office approval or RAMS update; customer later provided options and matter is with building control. Letter sent to customer; flagged for detailed review at next non-conformance meeting to confirm process changes. Root cause check: partial - Immediate event handled and customer engaged, but systemic controls for subcontractor behaviour remain to be formalized. |
| - | Initial | 2026-04-16 08:04:00 | anonymous | - |