Abstract: A composite ultrafine sulfoaluminate cement–based grouting material (U-SAC) at a high water–cement (W/C) ratio was developed to reinforce broken coal rock for the safety of coal mines. The effects of the W/C ratio on the ...

Abstract: Chloride transport is an important subject for the durability of steel-reinforced concrete structures in chloride-laden environments. There are several different types of tests for determination of the chloride-transport ...