Eff ps chamber imploded
Eff PS chamber imploded due to external ground water pressure, wet weather.
Excavate and reinstall PS in dry conditions; PS to be surrounded in concrete as per original corrective action.
Customer engaged; accepted remedial works and communication was maintained.
Job proceeded during adverse weather/high water table rather than postponing high-risk excavation work.
Monitor weather forecasts and water table risk; include weather/water-table check in pre-install decision checklist and postpone where required.
Tony Robinson project was postponed as a direct follow-up; system asked to close record.
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 | Resolved | 2026-05-05 21:11:19 | management review | Transcript summary: Effluent PS chamber imploded due to high water table and wet weather. Team concluded job proceeded in adverse conditions and should have been postponed; Tony Robinson project was postponed as a lesson learned. Closed after lessons learned; monitoring and postponement practiced on subsequent projects (Tony Robinson). Root cause check: strong - Discussion directly linked failure to adverse weather and the decision to proceed; concrete follow-up action taken (postponement and lessons applied). |
| - | Initial | 2026-01-28 11:32:35 | anonymous | - |