Chloride Attack on Concrete Structures is one of the most important phenomena we consider when we deal with the durability of concrete. Among all sources of failure of concrete structures, the chloride attack accounts 40% contribution. The main effect of chloride ...
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CARBONATION OF CONCRETE STRUCTURES
Carbonation of concrete Structures The microstructure of concrete is such that it has capillary pores to the extent of 28%. The extent of pores depends upon quality of concrete and the presence of water at the time of mixing of ...
TEMPERATURE EFFECTS ON CONCRETE
THERMAL MOVEMENT IN CONCRETE As with any material, concrete will expand and contract as the temperature rises and falls. The size of movement depends upon the change in temperature and the coefficient of thermal expansion o f concrete. The coefficient ...
Cold Joint in Concrete and Methods of Treatment
A cold joint is an advancing face of a concrete pour, which could not be covered by fresh concrete before concrete has begin to set due to stoppage, delay or low rate of pour placement. The fresh concrete can not ...