A column foundation is 3 m × 2 m in plan. Given: Dƒ = 1.5 m, þ' = 30°, c′ = 80 kN/m².Using the general bearing capacity equation (CFEM see class slides from March 17similar to Example 1 and 2 but with an added capacity term related to cohesion) and0.5, determine the factored bearing capacity of the foundation (i.e. – use Þ). Use Yw =9.81 kN/m³. For simplicity, read the values of Nc, Ną, and Ny directly from the table on page26 of the lecture slides use the highlighted columns. Also, determine the maximumfactored load for the column.-1.5 m↑1 m3m x 2m-y = 17 kN/m³Groundwater levelYsat =19.5 kN/m³=

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A column foundation is 3 m × 2 m in plan. Given: Df = 1.5 m, p' = 30°, c' = 80 kN/m². Using the general bearing capacity equation (CFEM see class slides from March 17 similar to Example 1 and 2 but with an added capacity term related to cohesion) and = 0.5, determine the factored bearing capacity of the foundation (i.e. - use ). Use Yw 9.81 kN/m³. For simplicity, read the values of Nc, Nq, and Ny directly from the table on page 26 of the lecture slides use the highlighted columns. Also, determine the maximum factored load for the column. = 1.5 m 1 m 3m x 2m = 17 kN/m³ Y = Groundwater level Ysat = 19.5 kN/m³

A column foundation is 3 m × 2 m in plan. Given: Df = 1.5 m, p' = 30°, c' = 80 kN/m². Using the general bearing capacity equation (CFEM see class slides from March 17 similar to Example 1 and 2 but with an added capacity term related to cohesion) and = 0.5, determine the factored bearing capacity of the foundation (i.e. - use ). Use Yw 9.81 kN/m³. For simplicity, read the values of Nc, Nq, and Ny directly from the table on page 26 of the lecture slides use the highlighted columns. Also, determine the maximum factored load for the column. = 1.5 m 1 m 3m x 2m = 17 kN/m³ Y = Groundwater level Ysat = 19.5 kN/m³

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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Question

A column foundation is 3 m × 2 m in plan. Given: Dƒ = 1.5 m, þ' = 30°, c′ = 80 kN/m².
Using the general bearing capacity equation (CFEM see class slides from March 17
similar to Example 1 and 2 but with an added capacity term related to cohesion) and
0.5, determine the factored bearing capacity of the foundation (i.e. – use Þ). Use Yw =
9.81 kN/m³. For simplicity, read the values of Nc, Ną, and Ny directly from the table on page
26 of the lecture slides use the highlighted columns. Also, determine the maximum
factored load for the column.
-
1.5 m
↑
1 m
3m x 2m
-
y = 17 kN/m³
Groundwater level
Ysat =
19.5 kN/m³
=

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