Expert Guide

Masonry Calculators
Plinth Beam Calculator – Concrete & Formwork
Quality Inspector

Estimate materials for plinth beams that support masonry walls.
📐 Formula & Method
Concrete = L×W×D. Shuttering = L×D × 2 (two sides).
Concrete = L × W × D
Shuttering = 2 × L × D
📋 Worked Example
20m long, 0.23m wide, 0.3m deep: • Concrete = 1.38 m³ • Shuttering = 12 m²
❓ Frequently Asked Questions
It distributes the load of the wall over the foundation and binds the columns together to prevent settlement.
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