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Unformatted text preview: with proper rebar arrangements. The design shall conform to ACI-318. (b) What are the major assumptions you have made in the above beam design? How could you help achieve such assumptions in practice? What would be the consequence if such assumptions were invalid? (c) Determine the load level at which the first flexural crack forms in the above section. Where is the neutral axis just before such crack formation? How would the neutral axis move after the first crack is formed? (d) Does the crack width under service loading, w, satisfy the ACI requirement (10.6.4)? Why do we want to control the crack width? How would you reduce the crack width if it exceeds the ACI limit? Q2) Solve Problem 3.11 in the textbook. Q3) Solve Problem 3.12 in the textbook....
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- Spring '05
- Structural Engineering