2. A 3.0 x 1.5m sign is supported by a hollow circular column, which has a 100mm outside diameter and 75mm inside diameter. A wind pressure of p=0.75kN/m² is evenly distributed across the sign area (blowing in the negative z direction). Neglect the weight of the sign and column. a. Find the state of stress at points B and D on the outside surface of the column. b. Find the principal stresses and directions and maximum shear stress c. Draw the principal stress on a stress element including the original axes ↑ 1.5m 3m 5.25m

2. A 3.0 x 1.5m sign is supported by a hollow circular column, which has a 100mm outside diameter and 75mm inside diameter. A wind pressure of p=0.75kN/m² is evenly distributed across the sign area (blowing in the negative z direction). Neglect the weight of the sign and column. a. Find the state of stress at points B and D on the outside surface of the column. b. Find the principal stresses and directions and maximum shear stress c. Draw the principal stress on a stress element including the original axes ↑ 1.5m 3m 5.25m

Principles of Foundation Engineering (MindTap Course List)

8th Edition

ISBN:9781305081550

Author:Braja M. Das

Publisher:Braja M. Das

Chapter6: Vertical Stress Increase In Soil

Section: Chapter Questions

Problem 6.4P: Refer to Figure P6.4. A strip load of q = 900 lb/ft2 is applied over a width B = 36 ft. Determine...

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