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A soil profile is shown in Figure 8.21. If a uniformly distributed load Ao is applied at the ground surface, what will be the settlement of the clay layer due to primary consolidation? Assume the sand above the ground water table to be dry. Given: Ao = 1000 lb/ft, H, = 23 ft, H2 = 17 ft, and H3 8 ft. sand: Ysat = 115 lb/ft LL = 50, e = 0.9 110 lb/ft Ydry clay: Yat = 120 lb/ft (Assume the clay to be normally consolidated.) Ao Sand Groundwater table Sand Clay Void ratio=e H2 Sand

A soil profile is shown in Figure 8.21. If a uniformly distributed load Ao is applied at the ground surface, what will be the settlement of the clay layer due to primary consolidation? Assume the sand above the ground water table to be dry. Given: Ao = 1000 lb/ft, H, = 23 ft, H2 = 17 ft, and H3 8 ft. sand: Ysat = 115 lb/ft LL = 50, e = 0.9 110 lb/ft Ydry clay: Yat = 120 lb/ft (Assume the clay to be normally consolidated.) Ao Sand Groundwater table Sand Clay Void ratio=e H2 Sand

Principles of Foundation Engineering (MindTap Course List)
Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter2: Geotechnical Properties Of Soil
Section: Chapter Questions
Problem 2.13P
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Q 8.7 If the coefficient of consolidation for the clay layer in problem 8.3 is 0.0018 cm^2/Sec, how long will it take for 60% primary consolidation to take place? What will be the total compression due to consolidation at that time?
C. nd uhe 8.3 A soil profile is shown in Figure 8.21. If a uniformly distributed load Ao is applied at the ground surface, what will be the settlement of the clay layer due to primary consolidation? Assume the sand above the ground water table to be dry. Given: Ao = H2 = 17 ft, and H, = 8 ft. sand: Yary 1000 lb/ft, H, = 23 ft, 110 lb/ft Ysat 115 lb/ft clay: Yat = 120 lb/ft (Assume the clay to be normally consolidated.) LL = 50, e = 0.9 Sand Groundwater table H Sand Clay Void ratio e Sand
Transcribed Image Text:C. nd uhe 8.3 A soil profile is shown in Figure 8.21. If a uniformly distributed load Ao is applied at the ground surface, what will be the settlement of the clay layer due to primary consolidation? Assume the sand above the ground water table to be dry. Given: Ao = H2 = 17 ft, and H, = 8 ft. sand: Yary 1000 lb/ft, H, = 23 ft, 110 lb/ft Ysat 115 lb/ft clay: Yat = 120 lb/ft (Assume the clay to be normally consolidated.) LL = 50, e = 0.9 Sand Groundwater table H Sand Clay Void ratio e Sand
onsolidation GL 2 m Sand. 2 m Clay Dense gravel Figure 8.22
Transcribed Image Text:onsolidation GL 2 m Sand. 2 m Clay Dense gravel Figure 8.22
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