The water must FLOW before working in the field TABLE, using the value of FLOW measurement, the FLOW of 250 or more affordable to maintain water/cement ratio (W/C) mixed.
The water must be used for work in the field before FLOW FLOW TABLE measured values, as appropriate mixture of water / cement ratio (W / C) to maintain FLOW 250 or more.
The water at the site in jackpots before using FLOW TABLE FLOW FLOW to measurement, and more than 250 to maintain the proper water/Cement (W/C) As mixed.