Second Semester (022)
Question (1): Explain the sulfate attack reactions with C3A for the different content of cements.
Question (2): What are the factors affecting the sulfate attack.
Question (3): Expansion/contraction due to sulfate attack depends on the type of Aluminate hydrate produced in the hardened concrete, explain.
Question (4): Explain the effect of blended cements on carbonation.
Question (5): Why salt crystallization is more severe at structure near ground level?
Question (6): Explain Frost attack.
Question (7): Show typical chloride penetration profile at concrete level.
Question (8): Write down a chloride diffusion module and explain its parameter.