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40. The footing is subjected to a moment of 126 kN-m and a total vertical load of 280 kN. Find the minimum width of the footing to prevent uplift. a. 2.7 m b. 7.2 m c. 1. 4 m d. 4.1 m 41 Civon:

40. The footing is subjected to a moment of 126 kN-m and a total vertical load of 280 kN. Find the minimum width of the footing to prevent uplift. a. 2.7 m b. 7.2 m c. 1. 4 m d. 4.1 m 41 Civon:

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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40) 2.7 m

41) 1. 4 m

42) 319 kPa

SITUATION 14. A footing supports a 250 mm thick wall: Given: Allowable soil bearing pressure = 192 kPa Thickness of footing = 350 mm Concrete, f.' = 27.5 MPa Steel, fy = 415 MPa 40. The footing is subjected to a moment of 126 kN-m and a total vertical load of 280 kN. Find the minimum width of the footing to prevent uplift. а. 2.7 m c. 1.4 m d. 4.1 m b. 7.2 m 41. Given: Resisting moment, Mr = 440 kN-m Overturning moment, Mo = 260 kN-m Total vertical load = 265 kN Find the minimum width of the following to prevent uplift. с. 2.7 m d. 7.2 m с. 1.4 m d. 4.1 m 42. Given: Footing width = 3m Resisting moment, Mr = 500 kN-m Overturning moment, Mo = 265 kN-m Total vertical load = 335 kN Which of the following gives the maximum soil bearing pressure? а. 316 kPa b. 317 КPa с. 318 КРа d. 319 kPa
Transcribed Image Text:SITUATION 14. A footing supports a 250 mm thick wall: Given: Allowable soil bearing pressure = 192 kPa Thickness of footing = 350 mm Concrete, f.' = 27.5 MPa Steel, fy = 415 MPa 40. The footing is subjected to a moment of 126 kN-m and a total vertical load of 280 kN. Find the minimum width of the footing to prevent uplift. а. 2.7 m c. 1.4 m d. 4.1 m b. 7.2 m 41. Given: Resisting moment, Mr = 440 kN-m Overturning moment, Mo = 260 kN-m Total vertical load = 265 kN Find the minimum width of the following to prevent uplift. с. 2.7 m d. 7.2 m с. 1.4 m d. 4.1 m 42. Given: Footing width = 3m Resisting moment, Mr = 500 kN-m Overturning moment, Mo = 265 kN-m Total vertical load = 335 kN Which of the following gives the maximum soil bearing pressure? а. 316 kPa b. 317 КPa с. 318 КРа d. 319 kPa
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