Cara mudah menghitung kebutuhan semen pasir dan koral pada dak/plat lantai berbentuk L

To calculate the cement, sand, and gravel requirements for the floor slab: Kitchen V = L x W x H = 2 x 8 x 0.12 = 1.92 cubic meters Front roof V = L x W x H = 10 x 6 x 0.12 = 7.2 cubic meters V = 1.92 + 7.2 = 9.2 cubic meters Cement = 1/6 x 9.12 = 1.52 m3/0.024 = 63.33 (64 bags of 50 kg cement) Sand = 2/6 x 9.12 = 3.04 m3 of sand Gravel = 3/6 x 9.12 = 4.56 m3 (5 m3 of gravel)