CE 402


Second Semester (022)


H.W. # 3



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.