Sub-Base (MOT Type 1) Calculator
Calculate Type 1 sub-base requirements from area, depth and a standard bulk density.
Sub-base needed for a 2m by 1.2m area at 40mm
For an area measuring 2 metres by 1.2 metres at a depth of 40mm, this estimate covers volume, tonnage and bulk bag equivalents using the default density settings below.
- Volume0.10 m³
- Approx tonnage0.21 tonnes
- Bulk bags1
Results - Sub-Base (MOT Type 1) Calculator
- Volume0.10 m³
- Approx tonnage0.21 tonnes
- Bulk bags1
Sub-base notes
Use this for MOT Type 1 beneath patios, driveways and paving. The density can be adjusted for the source aggregate if needed.
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