Concrete & Screed Calculator

Concrete Slab / Base or Screed?

Is sub base required?

A sub base would consist of well-packed Type 1 or hardcore.

Results

Volume required:

Equivalent to approx: tonnes

Required Aggregate:

tonnes (≈ bulk bags)

Type 1 Sub-base Required

tonnes (≈ bulk bags)

Cement Required: × 25kg bags

*Please note this calculation is a guide as the exact number is dependent on factors we cannot control such as compaction, moisture and weather conditions.