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What is the difference between cement and concrete? |
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List the conditions that must be met to make a satisfactory concrete mix? |
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List the precautions that should be taken to cure concrete properly? How do these change in very hot, very windy, and very cold weather? |
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What problems are likely to occur if concrete has too low a slump? Too high a slump? How can the slump be increased without increasing the water content of the concrete mixture? |
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Explain how steel reinforcing bars work in concrete? |
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Explain the role of stirrups in beams |
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Explain the roles of ties in columns |
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What does shrinkage-temperature steel do? Where is it used? |
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Explain the differences between reinforcing and prestressing and the relative advantages and disadvantages of each? |
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Under what circumstances would you use pretensioning, and under what circumstances would you use posttensioning? |
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Explain the advantages of using higher strength reinforcing bars in concrete that requires very heavy reinforcing |
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