### how much sand gravel cement per cube

How much, sand or gravel do I need? Walls Sand and Gravel. How much, sand or gravel do I need? Square or rectagular gardens. The area of a square or rectangular garden is easy to calculate. Simply multiply the length by the width by the depth: For example: 5 metres long by 2 metres wide by 10cm 0.1 metres deep is 5 x 2 x0.1 = 1m 3