Consider the five-story building shown in the figure.The average weights of the floor and roof are 100 Ib/ft2 and 70 Ib/ft², respectively. The values of Sps and Spjare equal to 0.9 g and 0.4 g, respectively. Since steel moment frames are used in the north-south direction to resist the seismic forces, the value of Requals 8. Compute the seismic base shear V. Then, distribute the base shear along the height of the building. 4 @ 25' = 100' Plan (a) гoof 20 |15 13 Building Section wind pressures in Ib/ft² (b) (c) The seismic base shear Vof the building is 285.8 kips. The seismic base shear Fy on the roof is 84 8 kips. The seismic base shear Fyon the fifth floor is 104.1 kips. The seismic base shear Fx on the fourth floor is 75 kips. E5 @ 12'= 60 F 3 @ 20´= 60' ,06 = ,0£ ☺ £ – inin

Consider the five-story building shown in the figure.The average weights of the floor and roof are 100 Ib/ft2 and 70 Ib/ft², respectively. The values of Sps and Spjare equal to 0.9 g and 0.4 g, respectively. Since steel moment frames are used in the north-south direction to resist the seismic forces, the value of Requals 8. Compute the seismic base shear V. Then, distribute the base shear along the height of the building. 4 @ 25' = 100' Plan (a) гoof 20 |15 13 Building Section wind pressures in Ib/ft² (b) (c) The seismic base shear Vof the building is 285.8 kips. The seismic base shear Fy on the roof is 84 8 kips. The seismic base shear Fyon the fifth floor is 104.1 kips. The seismic base shear Fx on the fourth floor is 75 kips. E5 @ 12'= 60 F 3 @ 20´= 60' ,06 = ,0£ ☺ £ – inin

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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