| S.No. | Checkpoint | IS Requirement | Status |
|---|---|---|---|
| A. INSTALLATION PHASES AND SEQUENCE | |||
| A1 | Phase 1: Shaft Inspection and Preparation Acceptance: Concrete cured ≥ 28 days; plumbness verified; rail seating prepared; drawings reviewed by contractor | Cl. 4.1 — Shaft must be ready for rail installation | OK NC NA HOLD |
| A2 | Phase 2: Guide Rail Installation Acceptance: Rails mounted in sequence from bottom to top; brackets torqued; alignment verified at each stage | Cl. 6.1 — Rails installed per design | OK NC NA HOLD |
| A3 | Phase 3: Car Frame and Mechanical Assembly Acceptance: Car lowered into shaft; guide shoes fitted; ropes attached; counterweight installed | Cl. 7.1 — Car frame assembled in shaft | OK NC NA HOLD |
| A4 | Phase 4: Motor and Drive System Installation Acceptance: Motor positioned; sheave mounted; brake tested; coupling alignment verified | Cl. 13.1 — Motor mounted and aligned | OK NC NA HOLD |
| A5 | Phase 5: Electrical Installation and Control System Acceptance: Power supply verified; control panel installed; wiring tested; earthing verified | Cl. 12.1 — Electrical system installed per design | OK NC NA HOLD |
| A6 | Phase 6: Safety Systems Installation Acceptance: Governor rope set; safety gear fitted; buffers mounted; brake tested | Cl. 11.1 — Governor, gear, and buffers installed | OK NC NA HOLD |
| A7 | Phase 7: Testing and Commissioning Acceptance: No-load tests; load tests; speed tests; safety device tests completed | Cl. 15.1 — Complete functional testing | OK NC NA HOLD |
| A8 | Phase 8: Handover and Documentation Acceptance: As-built drawings; test certificates; maintenance manual; warranty provided | Cl. 2.3 — Manuals and records provided | OK NC NA HOLD |
| B. QUALITY ASSURANCE AND CONTROL CHECKPOINTS | |||
| B1 | Design Review and Site Verification Acceptance: Design drawings reviewed; site measurements confirm feasibility; changes documented | Cl. 2.1 — Design compliance verified | OK NC NA HOLD |
| B2 | Material Inspection and Testing Acceptance: Steel grade certificates; rope inspection reports; concrete test reports available | Cl. 5.1 — Materials meet standards | OK NC NA HOLD |
| B3 | Installation QC Inspection Checklists Acceptance: QC-LFT-CHK-001, 002, 003 completed; signed by QC Engineer; all items OK or HOLD resolved | Checkpoints at each phase | OK NC NA HOLD |
| B4 | Performance Test Documentation Acceptance: QC-LFT-TST-001, 002, 003 reports signed; all tests passed or conditional approval with corrective actions | Testing reports complete | OK NC NA HOLD |
| B5 | Third-Party Independent Verification (if required) Acceptance: Independent inspector visit conducted; report filed; any defects addressed | Optional external audit | OK NC NA HOLD |
| C. RESOURCE AND EQUIPMENT PLAN | |||
| C1 | Installation Team Composition Acceptance: Team lead experienced; electrician certified; mechanical fitter trained; safety officer appointed | Qualified personnel required | OK NC NA HOLD |
| C2 | Tools and Testing Equipment Acceptance: Laser level, laser tachometer, torque wrench, multimeter, insulation tester provided | Proper tools available | OK NC NA HOLD |
| C3 | Safety Equipment and PPE Acceptance: Helmets, harnesses, first aid kit provided; safety induction completed | Safety gear mandatory | OK NC NA HOLD |
| C4 | Access and Logistics Plan Acceptance: Shaft access scheduled; crane availability confirmed; material delivery plan prepared | Site access managed | OK NC NA HOLD |