Some sand-cement and concrete mixes tell you exactly how much water you need, while others dona#39;t. In most cases, you add water to the dry materials using a hosepipe without measuring the quantity that you add. So how do you know howanbsp;...
|Title||:||FCS Concrete Structures L2|
|Author||:||Steve Crosswell, Penny Swift|
|Publisher||:||Pearson South Africa - 2007|