2. As shown in the figure two adjacent foundations A and B, its size, relative position and the distribution of additional pressure on the substrate as shown in the figure, the role of the uniform load on the foundation A and B is POA PO = 100 kPa, find (1) Without considering the effect of foundation B, the additional stress σ under the corner point and center point of foundation A at a depth of 2m. (2) Considering the influence of B foundation, the additional stress at the depth of 2m under the center point of A foundation. . Value of vertical additional stress coefficient under corner points when rectangular area is subjected to uniform load 1 2 0.249 0.249 0.240 0.244 0.223 0.233 0.175 0.200 0.084 0.120 Z/b 0.2 0.4 0.6 1.0 2.0 Ib. E A 2 m |1m| = B 2m 3 m 3 0.249 0.244 0.234 0.203 0.131 4 0.249 0.244 0.234 0.204 0.135

2. As shown in the figure two adjacent foundations A and B, its size, relative position and the distribution of additional pressure on the substrate as shown in the figure, the role of the uniform load on the foundation A and B is POA PO = 100 kPa, find (1) Without considering the effect of foundation B, the additional stress σ under the corner point and center point of foundation A at a depth of 2m. (2) Considering the influence of B foundation, the additional stress at the depth of 2m under the center point of A foundation. . Value of vertical additional stress coefficient under corner points when rectangular area is subjected to uniform load 1 2 0.249 0.249 0.240 0.244 0.223 0.233 0.175 0.200 0.084 0.120 Z/b 0.2 0.4 0.6 1.0 2.0 Ib. E A 2 m |1m| = B 2m 3 m 3 0.249 0.244 0.234 0.203 0.131 4 0.249 0.244 0.234 0.204 0.135

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter10: Mat Foundations

Section: Chapter Questions

Problem 10.11P

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