Problem 1: A shallow foundation 25m × 18 m carries a uniform pressure of 175 kPa. Determine the vertical stress at two points that are 12 m and 24 m below the mid-point of one of the long sides, respectively. (a) using influencing factors (b) by means of Newmark's chart (c) using the 2:1 method (c) Comment on the results of the 2:1 method by comparing with those of the other two methods.
Problem 1: A shallow foundation 25m × 18 m carries a uniform pressure of 175 kPa. Determine the vertical stress at two points that are 12 m and 24 m below the mid-point of one of the long sides, respectively. (a) using influencing factors (b) by means of Newmark's chart (c) using the 2:1 method (c) Comment on the results of the 2:1 method by comparing with those of the other two methods.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Problem 1: A shallow foundation 25m × 18 m carries a uniform pressure of 175 kPa.
Determine the vertical stress at two points that are 12 m and 24 m below the mid-point of
one of the long sides, respectively.
(a) using influencing factors
(b) by means of Newmark's chart
(c) using the 2:1 method
(c) Comment on the results of the 2:1 method by comparing with those of the other
two methods.
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