Introduction
Overview of pre‑commissioning process and scope.
Open section →Line Walk
Checking installed piping against drawings and specs.
Open section →Punch List
Recording outstanding items before handover.
Open section →Test Pack / ITRs
Inspection and test reports compilation.
Open section →NDT Clearance
Ensuring welds pass non‑destructive testing.
Open section →Punch List Closing
Verification and closure of pending punch items.
Open section →Test Pack Approval
Client/QA approval of inspection documents.
Open section →Release for Pressure Test
Authorization to begin hydro/pneumatic testing.
Open section →Regulatory Approval
Compliance with statutory and client requirements.
Open section →Pressure Testing
Hydrostatic or pneumatic test execution.
Open section →De‑watering
Removing water post‑testing to prevent corrosion.
Open section →Reinstatement
Restoring systems after testing activities.
Open section →Preservation
Protecting piping until commissioning.
Open section →Line Numbering
Identification and tagging of piping lines.
Open section →Bolt Tightening
Flange management and torque control.
Open section →Paint Touch‑up
Final coating repairs and touch‑ups.
Open section →Insulation
Thermal and acoustic insulation application.
Open section →Summary
Key steps, risks, and expectations.
Open section →