Pool / Tank Weight Calculator

A — Pool / Tank Geometry

Internal Length

Internal Width

Internal Depth

Wall Thickness

Base Slab Thickness

Concrete Lid / Cover

Lid Thickness

A2 — Geometry Diagram

B — Foundation

Allowable Bearing Capacity

kPa

Per geotech report or AS 2870

Pile Capacity (per pile)

Optional — leave 0 to skip pile calc

C — Material Assumptions

Concrete unit weight: 25 kN/m³ (reinforced concrete)
Water unit weight: 10 kN/m³ (fresh water, g = 10 m/s²)
Shell geometry: Walls on base slab; lid included only when toggled on
Live load: 2 kPa over footprint (AS 1170.1 Table 3.1)
Plan shape: Rectangular — modify for irregular or curved pools

D — Results

Concrete Volume

—m³

Water Volume

—m³

Pool Shell Weight

—kN

Water Weight

—kN

Total Weight (Pool + Water)

—kN

Footprint Area

—m²

Actual Bearing Pressure

—kPa

Bearing Capacity Utilisation

—%

E — Pile / Screw Pile Results

Full weight carried by piles. No surface bearing contribution assumed.

Minimum Number of Piles Required

—piles

Disclaimer: This calculator is provided for preliminary estimation purposes only. Results should be verified by a suitably qualified structural engineer before use in design. Structopedia accepts no liability for decisions made on the basis of these calculations. Always comply with applicable Australian Standards, the NCC, and any relevant local requirements.