A square column foundation with base of 1.56 m is shown in the figure. It carries an axial load of 455 kN and has its bottom resting on the ground water table located h1 = 1.4 m. below the ground surface. h2 = 0.8 m and h3 = 2.4 m. Compute the settlement of the clay layer in millimeter caused by primary consolidation if the preconsolidation pressure of the clay is 102 KPa. IP h1 Dry Sand Wet Sand Clay h3 Soil Properties: Unit Weight of Dry Sand = 15.7 KN/m3 Saturated Unit Weight of Sand = 19.2 KN/m3 Saturated Unit Weight of Clay = 18.8 KN/m3 Compression Index = 0.247 Void Ratio of Clay = 0.73 Swell Index = 1/5Cc ಸ
A square column foundation with base of 1.56 m is shown in the figure. It carries an axial load of 455 kN and has its bottom resting on the ground water table located h1 = 1.4 m. below the ground surface. h2 = 0.8 m and h3 = 2.4 m. Compute the settlement of the clay layer in millimeter caused by primary consolidation if the preconsolidation pressure of the clay is 102 KPa. IP h1 Dry Sand Wet Sand Clay h3 Soil Properties: Unit Weight of Dry Sand = 15.7 KN/m3 Saturated Unit Weight of Sand = 19.2 KN/m3 Saturated Unit Weight of Clay = 18.8 KN/m3 Compression Index = 0.247 Void Ratio of Clay = 0.73 Swell Index = 1/5Cc ಸ
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A square column foundation with base of 1.56 m is shown in the figure. It carries an axial load of 455 kN and
has its bottom resting on the ground water table located h1 = 1.4 m. below the ground surface. h2 = 0.8 m and
h3 = 2.4 m. Compute the settlement of the clay layer in millimeter caused by primary consolidation if the
preconsolidation pressure of the clay is 102 KPa.
IP
Dry Sand
Wet Sand
Clay
h3
Soil Properties:
Unit Weight of Dry Sand = 15.7 KN/m3
Saturated Unit Weight of Sand = 19.2 KN/m3
Saturated Unit Weight of Clay = 18.8 KN/m3
Compression Index = 0.247
Void Ratio of Clay = 0.73
Swell Index = 1/5Cc
* *
h1
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