SITUATION. A wooden plank is used as a retaining wall for a 2.5m height of soil, considering a fixed bottom support It has the following properties: Dimension: 400mm x 80mm thick Allowable stress in shear = 0.8 MPa Active earth pressure coefficient Ka 1/3 Allowable stress in bending = 12 MPa Unit weight of soil= 18 kNim3 Q Zoom image Which of the following gives the maximum flexural stress in the plank? 14.65 MPa 12.6 MPa 13.5 MPa O 36.6 MPa Determine the safe thickness of the plank. 36mm 80mm 90mm O 25mm

SITUATION. A wooden plank is used as a retaining wall for a 2.5m height of soil, considering a fixed bottom support It has the following properties: Dimension: 400mm x 80mm thick Allowable stress in shear = 0.8 MPa Active earth pressure coefficient Ka 1/3 Allowable stress in bending = 12 MPa Unit weight of soil= 18 kNim3 Q Zoom image Which of the following gives the maximum flexural stress in the plank? 14.65 MPa 12.6 MPa 13.5 MPa O 36.6 MPa Determine the safe thickness of the plank. 36mm 80mm 90mm O 25mm

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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