#### Buy C30 Concrete Online | Concrete2you

Maximum water cement ratio (As per contract) = 0.45 Mix Calculation: – 1. Target Mean Strength = 40 + (5 X 1.65) = 48.25 Mpa. 2. Selection of water cement ratio:-Assume water cement ratio = 0.4. 3. Calculation of cement content: – Assume cement content 400 kg / m 3 (As per contract Minimum cement content 400 kg / m 3) 4. Calculation of ...