How many tonns of tarmac do you need to tarmac 30sq meters of drive?

To tarmac 30 square meters of driveway, you typically need about 0.1 to 0.15 tons of tarmac per square meter for a standard thickness of around 50mm. Therefore, for 30 square meters, you would need approximately 3 to 4.5 tons of tarmac, depending on the thickness and specific material used. Always consult local guidelines and professionals for precise calculations.