4. A 2.10m x 2.10m footing carries concentrically a square column 0.40m x 0.40m. Design data: Column factored loads: DL = 570KN = 460KN %3D Concrete cover to the centroid of footing reinforcement =...


4. A 2.10m x 2.10m footing carries concentrically a square column 0.40m x 0.40m.<br>Design data:<br>Column factored loads:<br>DL = 570KN<br>= 460KN<br>%3D<br>Concrete cover to the centroid of footing reinforcement = 110mm<br>Concrete f'c - 21MPA<br>Steel fy= 415MPA<br>%3D<br>%3D<br>Allowable stresses at ultimate loads:<br>For diagonal tension or two-way action shear = 1.52MPA<br>For wide-beam shear<br>0.78MPA<br>Maximum steel ratio for moment = 0.016<br>a. What is the minimum thickness (mm) of footing required for punching shear?<br>b. Determine the minimum thickness (mm) of footing required for wide beam shear.<br>Determine the minimum thickness (mm) of footing required for maximum moment.<br>C.<br>

Extracted text: 4. A 2.10m x 2.10m footing carries concentrically a square column 0.40m x 0.40m. Design data: Column factored loads: DL = 570KN = 460KN %3D Concrete cover to the centroid of footing reinforcement = 110mm Concrete f'c - 21MPA Steel fy= 415MPA %3D %3D Allowable stresses at ultimate loads: For diagonal tension or two-way action shear = 1.52MPA For wide-beam shear 0.78MPA Maximum steel ratio for moment = 0.016 a. What is the minimum thickness (mm) of footing required for punching shear? b. Determine the minimum thickness (mm) of footing required for wide beam shear. Determine the minimum thickness (mm) of footing required for maximum moment. C.

Jun 11, 2022
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