Ideal for hard-standings or for building sub-bases on which to pour concrete. MOT Type 1 (named because it is specified for road building by the Ministry of Transport) can be made from granite, limestone or old concrete that has been crushed to between 1mm and 40mm. It’s the most widely used base for roads, car parks, footpaths, driveways, building bases and any application where a firm sub-base is required.
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