mat foundation.pdf

8/14/2019 mat foundation.pdf

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Isolated Footing

Combined Footing

dr. isam jardaneh / foundation engineering 61303 /2010


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Mat (Raft) Foundations



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Given: Q1, Q2, L2, L3 and qall (allowable bearing capacity)

Find: L, B, and Plot pressure under the foundation



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Given: Q1, Q2, L1, L3 and qall (allowable bearing capacity)Find: L, B1, B2 and Plot pressure under the foundation


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Common Types of Mat Foundations



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Example


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Example


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Example


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Flexible Method

Stiffness of the spring kknown as modulus of subgrade reaction kN/m3

k


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Problem #Problem # 22



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