Following is the variation of the field standard penetration number (№60) in a sand deposit: Depth (m) Neo N60 1.5 6 3 8 4.5 9 6 8 7.5 9 13 14 The groundwater table is located at a depth of 6 m. Given: the dry unit weight of sand from 0 to a depth of 6 m is 19 kN/m³, and the saturated unit weight of sand for depth 6 to 12 m is 20.2 kN/m³. Estimate an average peak soil friction angle. Use the equation CN - [ 1 (o'o/Pa). 0.5 (Enter your answer to three significant figures.) $' =
Following is the variation of the field standard penetration number (№60) in a sand deposit: Depth (m) Neo N60 1.5 6 3 8 4.5 9 6 8 7.5 9 13 14 The groundwater table is located at a depth of 6 m. Given: the dry unit weight of sand from 0 to a depth of 6 m is 19 kN/m³, and the saturated unit weight of sand for depth 6 to 12 m is 20.2 kN/m³. Estimate an average peak soil friction angle. Use the equation CN - [ 1 (o'o/Pa). 0.5 (Enter your answer to three significant figures.) $' =
Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter3: Natural Soil Deposits And Subsoil Exploration
Section: Chapter Questions
Problem 3.14P
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
Transcribed Image Text:Following is the variation of the field standard penetration number (№60) in a sand deposit:
Depth (m)
Neo
N60
1.5
6
3
8
4.5
9
6
8
7.5
9
13
14
The groundwater table is located at a depth of 6 m. Given: the dry unit weight of sand from 0 to a depth of 6 m is 19 kN/m³, and the saturated unit weight of sand for depth 6 to 12 m is 20.2 kN/m³. Estimate an
average peak soil friction angle. Use the equation
CN
- [
1
(o'o/Pa).
0.5
(Enter your answer to three significant figures.)
$' =
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