Chapter 5 Footing Design - Engineering
calculations to justify the use of straight bars. Note: εt = 0.040 > 0.005 for tension controlled sections and φ = 0.9 Use top bars #5 @ 13 in c/c arbitrarily designed to take approximately 40% of bending moment due to possible reversal caused by earthquake loads. 8# 5 top and bottom longitudinal bars will satisfy the requirement for ...
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