6.11 Refer to Figure 6.17. For a rectangular foundation on layered sand, given: B = 4 ft, L = 6 ft, H = 2 ft, Dj = 3 ft 71 = 98 lb/ft³,d₁ = 30°, c₁=0 72 = 108 lb/ft³, ₂ = 38°, c₂=0 . Using a factor of safety of 4, determine the gross allowable load the foundation can carry. Use Eq. (6.46).

Principles of Foundation Engineering (MindTap Course List)
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Chapter5: Ultimate Bearing Capacity Of Shallow Foundations: Special Cases
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This is Civil Engineering. Specifically Foundation Engineering. Please post thorough answers and work. Any plot needs to be computer generated. Thank you

6.11 Refer to Figure 6.17. For a rectangular foundation on layered
sand, given:
B = 4 ft, L=6 ft, H = 2 ft, Dj = 3 ft
71 98 lb/ft³, d'₁ = 30° ,c₁=0
72 = 108 lb/ft³, 2=38°, c'₂ = 0
Using a factor of safety of 4, determine the gross allowable load the
foundation can carry. Use Eq. (6.46).
.
Transcribed Image Text:6.11 Refer to Figure 6.17. For a rectangular foundation on layered sand, given: B = 4 ft, L=6 ft, H = 2 ft, Dj = 3 ft 71 98 lb/ft³, d'₁ = 30° ,c₁=0 72 = 108 lb/ft³, 2=38°, c'₂ = 0 Using a factor of safety of 4, determine the gross allowable load the foundation can carry. Use Eq. (6.46). .
Figure 6.17
▸ Details
Stronger soil
(a)
(b)
DVB
Weaker soil
HB
(a) Foundation on weaker soil layer underlain by stronger sand layer; (b)
nature of variation of qu with H/B
Transcribed Image Text:Figure 6.17 ▸ Details Stronger soil (a) (b) DVB Weaker soil HB (a) Foundation on weaker soil layer underlain by stronger sand layer; (b) nature of variation of qu with H/B
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