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 2.4m by 1m area at 75mm
For an area measuring 2.4 metres by 1 metres at a depth of 75mm, this estimate covers volume, tonnage and bulk bag equivalents using the default density settings below.
- Volume0.18 m³
- Approx tonnage0.40 tonnes
- Bulk bags1
Results - Sub-Base (MOT Type 1) Calculator
- Volume0.18 m³
- Approx tonnage0.40 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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