| S.No. | Checkpoint | IS Requirement | Status |
|---|---|---|---|
| A. PROJECT OVERVIEW | |||
| A1 | Scope of Piping Works Acceptance: Water supply/drainage/specialized lines; areas covered; sizes and lengths documented | Define work extent | OK NC NA HOLD |
| A2 | Project Timeline and Phasing Acceptance: Start date, completion, phases per area; milestone timeline | Execution schedule | OK NC NA HOLD |
| A3 | Applicable Standards and Design Codes Acceptance: IS codes referenced; design pressures; site conditions documented | Regulatory framework | OK NC NA HOLD |
| B. PIPE & MATERIAL SPECIFICATIONS | |||
| B1 | Pipe Type Selection (UPVC/HDPE/PPR/Copper/Steel as per design) Acceptance: Type specified per design; justification for each application | Material specification | OK NC NA HOLD |
| B2 | Pipe Sizes and Pressure Classes (Dia, Class A/B/C specifications) Acceptance: Size range, pressure class for each section documented | Performance specification | OK NC NA HOLD |
| B3 | Fitting & Valve Specifications (Type, size, pressure rating) Acceptance: Tees, elbows, valves specified; all ratings ≥ pipe class | Accessory specification | OK NC NA HOLD |
| B4 | Adhesive/Jointing Specification (Solvent cement brand, torch for fusion, etc) Acceptance: Adhesive approved per IS; heat fusion equipment specified if needed | Jointing method | OK NC NA HOLD |
| C. MATERIAL PROCUREMENT & QUALITY CONTROL | |||
| C1 | Supplier Selection & Approval Acceptance: Suppliers listed; ISI mark verification; past performance evaluated | Qualified supplier identification | OK NC NA HOLD |
| C2 | Receiving Inspection Procedure (Visual, dimensional, certificate checks) Acceptance: Procedure documented; checklist prepared; test certificates required | Quality control at receipt | OK NC NA HOLD |
| C3 | Testing Requirements (Ring stiffness for HDPE, pressure tests, etc) Acceptance: Test matrix defined; lab identified; sampling plan (5-10% of batch) | Quality verification | OK NC NA HOLD |