| S.No. | Checkpoint | IS Requirement | Status |
|---|---|---|---|
| A. SCAFFOLD DESIGN & MATERIALS | |||
| A1 | Design plan approved: Scaffold design per IS 3696 reviewed & approved by structural engineer before erection Acceptance: Design drawing present; Load capacity noted; Engineer stamp; Approved date within 30 days | Cl. 4.1 — Design documentation | OK NC NA HOLD |
| A2 | Material inspection: All components (tubes, couplers, boards) visually checked for defects, rust, cracks, bends Acceptance: No visible defects; Tubes straight; Couplers functional; Boards free from rot/splitting; Color-coded per code | Cl. 5.1 — Material quality | OK NC NA HOLD |
| A3 | Tube specifications: Diameter (48.3mm standard), wall thickness (3.2mm), length confirmed per design Acceptance: Standard size (48.3×3.2mm) per code; Tagging present with MFG date; Material cert available | Cl. 5.2 — Tube compliance | OK NC NA HOLD |
| B. GROUND & FOUNDATION PREPARATION | |||
| B1 | Ground level and bearing capacity: Foundation level (±50mm), firm soil confirmed; bearing capacity ≥ design load per geotechnical report Acceptance: Level measured with spirit level; Bearing capacity confirmed; SBC document reviewed; No soft spots | Cl. 6.1 — Foundation adequacy | OK NC NA HOLD |
| B2 | Base plates installed: Rigid steel plates (min 300×300×12 mm) or concrete pads placed to distribute load; spacing per design Acceptance: Plates installed at each leg location; Level (±10mm); Spacing matches design drawing; No settlement | Cl. 6.2 — Load distribution | OK NC NA HOLD |
| B3 | Adjustable jacks used for leveling: Jacks not more than 300mm extension; locked after leveling Acceptance: Jacks used per design; Extension ≤300mm; Locked after leveling; No subsequent adjustment | Cl. 6.3 — Leveling method | OK NC NA HOLD |
| C. VERTICAL & HORIZONTAL MEMBERS | |||
| C1 | Uprights plumb: Vertical tubes checked with plumb bob or level every 2 levels; deviation ≤1:250 (4mm per meter) Acceptance: Plumb check documented; Deviation ≤1:250; Corrected if needed; Photo evidence recorded | Cl. 7.1 — Vertical alignment | OK NC NA HOLD |
| C2 | Ledgers secured: Horizontal members bolted to building at minimum 1.2m vertical spacing; anchors tested for load Acceptance: Ledgers bolted every 1.2-2.0m height; Bolts M12 min; Anchorage load test ≥anchor load + safety factor | Cl. 7.2 — Structural tie-in | OK NC NA HOLD |
| C3 | Transverse bracing: Diagonal braces installed at all levels per design; prevents lateral sway Acceptance: Diagonal bracing at 45° ±10°; No gaps; Couplers tight; Bracing pattern matches design | Cl. 7.3 — Lateral stability | OK NC NA HOLD |