Two identical rigid foundations are given. Calculate the differential settlement ratio (8/L) after 100 days and long term after construction of the foundations. Hint: Average total final settlement of a rigid footing due to a clay layer can be found based on the following equation: Sy = 0.75 m, H dơ P = 600 kN P = 600 kN 15 m Foundation B 1.5 m x 1.5 m Foundation A 1.5 mx 1.5 m 0.8 m 0.8 m Sand 2 m 3.5 m = 18 kN/m E 20 MPa, v * 0.3 Clay 4.5 m Yeat = 19 kN/m2, m, = 0.2 m2/MN, C, = 107 m/s 3 m Highly permeable bedrock Not to Scale
Two identical rigid foundations are given. Calculate the differential settlement ratio (8/L) after 100 days and long term after construction of the foundations. Hint: Average total final settlement of a rigid footing due to a clay layer can be found based on the following equation: Sy = 0.75 m, H dơ P = 600 kN P = 600 kN 15 m Foundation B 1.5 m x 1.5 m Foundation A 1.5 mx 1.5 m 0.8 m 0.8 m Sand 2 m 3.5 m = 18 kN/m E 20 MPa, v * 0.3 Clay 4.5 m Yeat = 19 kN/m2, m, = 0.2 m2/MN, C, = 107 m/s 3 m Highly permeable bedrock Not to Scale
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Two identical rigid foundations are given. Calculate the differential settlement ratio
(8/L) after 100 days and long term after construction of the foundations.
Hint: Average total final settlement of a rigid footing due to a clay layer can be found based on the
following equation: Sy = 0.75 m, H dơ
P = 600 kN
P = 600 kN
15 m
Foundation B
1.5 m x 1.5 m
Foundation A
1.5 mx 1.5 m
0.8 m
0.8 m
Sand
2 m
3.5 m
= 18 kN/m
E 20 MPa, v * 0.3
Clay
4.5 m
Yeat = 19 kN/m2,
m, = 0.2 m2/MN,
C, = 107 m/s
3 m
Highly permeable bedrock
Not to Scale
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