StrucLab
| Project | — | Job No. | — |
| Calculation | Isolated Pad Footing | By | — |
| Reference | AS 3600:2018 Cl 8.1, 8.2.4, 9.3.3 | Date | 23 May 2026 |
Isolated Pad Footing
AS 3600:2018 · Preliminary sizing — bearing, one-way shear, punching & flexure
Governing utilisation0.90
PASS — TIGHT| Check | Capacity | Demand | Utilisation | Status |
|---|---|---|---|---|
| Bearing pressure | σ allow 250 kPa | σ 224.5 kPa | 0.90 | PASS — TIGHT |
| One-way shear (B-dir) | φVuc 2,015 kN | V* 1,382 kN | 0.69 | PASS |
| One-way shear (W-dir) | φVuc 1,999 kN | V* 1,417 kN | 0.71 | PASS |
| Punching shear | φVuo 10,586 kN | V* 6,432 kN | 0.61 | PASS |
| Flexure (B-dir) | φMu 5,865 kNm | M* 3,478 kNm | 0.59 | PASS |
| Flexure (W-dir) | φMu 5,749 kNm | M* 3,478 kNm | 0.60 | PASS |
Key derived values
| ULS bearing pressure σu | 287.4 kPa | incl. self-wt 813 kN |
| d_om (punching effective depth) | 1,226 mm | D − cover − (Ø_L+Ø_W)/2 |
| Critical perimeter u | 5,737 mm | βH = 1.00, fcv = 2.150 |
| One-way kv / dv (B-dir) | 0.082 / 1,114 mm | Cl 8.2.4.3 |
| Ast provided (B / W) | 11,310 / 11,310 mm² | N24-200 / N24-200 |