Name: Instructor: Date: Year & Section: Problem 1: The rectangular footing shown is subjected to factored axial load of P₁ = 3600kN, factored moment M, -660kNm. The effective depth of footing is d = 650mm. (a) Calculate the critical nominal wide-beam shear stress due to axial load only. (b) Calculate the nominal punching shear stress due to axial load only. (c) Calculate the critical nominal wide-beam shear stress due to axial load and moment. 3.00 m 2.50 m USTP 600 mm 600 mm Mu UNIVERSITY OF SCIENCE AND TECHNOLOGY OF SOUTHERN PHILIPPINES Alubid Balubal Cagayan de Oro Claveria | Jasaan | Oroquieta | Panon Villanueva 1 Page Problem 2: A square footing is shown in the figure. The footing is to support a 350mm x 400mm column that carried an axial dead load of 740kN and an axial live load of 460kN. Use f'c 20.7MPa and fy 275MPa. Main bar diameter is 20mm, concrete cover from centroid of main bars = 90mm. (a) Calculate the factored shear on footing at critical section for wide-beam action. (b) Calculate the factored shear on footing at critical section for two-way action. (c) Determine the required number of 20mm bars. 0.45 2.40 m -2.40 m 2.40 m

Name: Instructor: Date: Year & Section: Problem 1: The rectangular footing shown is subjected to factored axial load of P₁ = 3600kN, factored moment M, -660kNm. The effective depth of footing is d = 650mm. (a) Calculate the critical nominal wide-beam shear stress due to axial load only. (b) Calculate the nominal punching shear stress due to axial load only. (c) Calculate the critical nominal wide-beam shear stress due to axial load and moment. 3.00 m 2.50 m USTP 600 mm 600 mm Mu UNIVERSITY OF SCIENCE AND TECHNOLOGY OF SOUTHERN PHILIPPINES Alubid Balubal Cagayan de Oro Claveria | Jasaan | Oroquieta | Panon Villanueva 1 Page Problem 2: A square footing is shown in the figure. The footing is to support a 350mm x 400mm column that carried an axial dead load of 740kN and an axial live load of 460kN. Use f'c 20.7MPa and fy 275MPa. Main bar diameter is 20mm, concrete cover from centroid of main bars = 90mm. (a) Calculate the factored shear on footing at critical section for wide-beam action. (b) Calculate the factored shear on footing at critical section for two-way action. (c) Determine the required number of 20mm bars. 0.45 2.40 m -2.40 m 2.40 m

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter8: Stresses In A Soil Mass

Section: Chapter Questions

Problem 8.22P: A flexible circular footing of radius R carries a uniform pressure q. Find the depth (in terms of R)...

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