= 1.5 m in a soil with [5] The base of a square footing with 2 m wide rests at a depth Df parameters y = 19 kN/m³, ysat = 20 kN/m³, c = 20 kPa, = 30°. Using the unit weight of water 9.8 kN/m³, determine the ultimate bearing capacity of the soil under the following conditions. Y'w = 1) The water table is located deep enough and does not affect the bearing capacity of the soil. 2) The water table rises up to 1 m below the ground surface 3) The water table stays at the base of the foundation Note that the ultimate bearing capacity of square foundation can be basically estimated by Eq. (4), using the bearing capacity factors given below, where is in radians: Square foundation: qu = 1.3cN+yDN₁ +0.4yBN, 3π EXP [(2 4-6) 414] exp tan 1-sin N = (N-1) cot N₁ = (N₁ -1) tan (1.46) where Na Eq. (4)
= 1.5 m in a soil with [5] The base of a square footing with 2 m wide rests at a depth Df parameters y = 19 kN/m³, ysat = 20 kN/m³, c = 20 kPa, = 30°. Using the unit weight of water 9.8 kN/m³, determine the ultimate bearing capacity of the soil under the following conditions. Y'w = 1) The water table is located deep enough and does not affect the bearing capacity of the soil. 2) The water table rises up to 1 m below the ground surface 3) The water table stays at the base of the foundation Note that the ultimate bearing capacity of square foundation can be basically estimated by Eq. (4), using the bearing capacity factors given below, where is in radians: Square foundation: qu = 1.3cN+yDN₁ +0.4yBN, 3π EXP [(2 4-6) 414] exp tan 1-sin N = (N-1) cot N₁ = (N₁ -1) tan (1.46) where Na Eq. (4)
Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter6: Shallow Foundations: Ultimate Bearing Capacity
Section: Chapter Questions
Problem 6.21P: Consider a continuous foundation of width B = 1.4 m on a sand deposit with c = 0, = 38, and = 17.5...
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