The results of a CPT test performed for a commercial site are presented in the image (You alreadyclassified the soil layer in homework #2). The layer soil type is shown by the legend andcorresponding numbers in the figure.A strip footing with a size of 3x30 is built on the surface of the mentioned strata. A 300 kN/mload is acting on the footing. Use Schmertmann's method to compute the settlement of thisfooting 1 year after construction and 30 years after construction. Please show your calculationfor at least one layer if you want use excel software for this problem.For easier calculation use Es=3qc-Neglect the foundation weight.Assume the layers are in dry condition.Use unit weight as table below.LayerNo.123451967UnitweghtkN/m31717191818.51818 Depth Iml0610121618202224262830Cone Resistance, qc.qt (MPa)0102032-qc-qt30Depth (m)68101820222426283032Sleeve Friction, fs (kPa)vergrendesenteretnog50100150 200Depth (m)06810182022242628Friction Ratio % [Rf = fs/qt)530320Malwwwwww1 Sensitive Fine Grained2 Organic Soil-Clay3.Clay- Silty Clay to Clay10Depth (ml-400 0068101618202224262830Pore Pressure, u2 (kPa)32400 800 1200 1600фитотер4 Silt Mixtures-Clayey Silt to Silty Clay5 Sand Mixtures- Silty Sand to Sandy Silt& Sands-Clean Sand to Silty SandDINMLEKTROODONAZOONDAS520348910111314151617181920W22NNNNNNNN21222324262728293032Soil Type367 Gravelly Sand to Dense Sand8 Very Stiff Sand to Clayey Sand9 Very Stiff Fine Grained96565653

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The results of a CPT test performed for a commercial site are presented in the image (You already classified the soil layer in homework #2). The layer soil type is shown by the legend and corresponding numbers in the figure. A strip footing with a size of 3x30 is built on the surface of the mentioned strata. A 300 kN/m load is acting on the footing. Use Schmertmann's method to compute the settlement of this footing 1 year after construction and 30 years after construction. Please show your calculation for at least one layer if you want use excel software for this problem. For easier calculation use Es = 3 qc. ● Neglect the foundation weight. Assume the layers are in dry condition. Use unit weight as table below. ●

The results of a CPT test performed for a commercial site are presented in the image (You already classified the soil layer in homework #2). The layer soil type is shown by the legend and corresponding numbers in the figure. A strip footing with a size of 3x30 is built on the surface of the mentioned strata. A 300 kN/m load is acting on the footing. Use Schmertmann's method to compute the settlement of this footing 1 year after construction and 30 years after construction. Please show your calculation for at least one layer if you want use excel software for this problem. For easier calculation use Es = 3 qc. ● Neglect the foundation weight. Assume the layers are in dry condition. Use unit weight as table below. ●

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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The results of a CPT test performed for a commercial site are presented in the image (You already
classified the soil layer in homework #2). The layer soil type is shown by the legend and
corresponding numbers in the figure.
A strip footing with a size of 3x30 is built on the surface of the mentioned strata. A 300 kN/m
load is acting on the footing. Use Schmertmann's method to compute the settlement of this
footing 1 year after construction and 30 years after construction. Please show your calculation
for at least one layer if you want use excel software for this problem.
For easier calculation use Es=3qc-
Neglect the foundation weight.
Assume the layers are in dry condition.
Use unit weight as table below.
Layer
No.
1
2
3
4
5
19
6
7
Unit
weght
kN/m3
17
17
19
18
18.5
18
18

Depth Iml
0
6
10
12
16
18
20
22
24
26
28
30
Cone Resistance, qc.qt (MPa)
0
10
20
32
-qc-qt
30
Depth (m)
6
8
10
18
20
22
24
26
28
30
32
Sleeve Friction, fs (kPa)
vergrendesenteretnog
50
100
150 200
Depth (m)
0
6
8
10
18
20
22
24
26
28
Friction Ratio % [Rf = fs/qt)
5
30
32
0
Mal
wwwwww
1 Sensitive Fine Grained
2 Organic Soil-Clay
3.Clay- Silty Clay to Clay
10
Depth (ml
-400 0
0
6
8
10
16
18
20
22
24
26
28
30
Pore Pressure, u2 (kPa)
32
400 800 1200 1600
фитотер
4 Silt Mixtures-Clayey Silt to Silty Clay
5 Sand Mixtures- Silty Sand to Sandy Silt
& Sands-Clean Sand to Silty Sand
DINMLEKTROODONAZOONDAS52
0
3
4
8
9
10
11
13
14
15
16
17
18
19
20
W22NNNNNNNN
21
22
23
24
26
27
28
29
30
32
Soil Type
3
6
7 Gravelly Sand to Dense Sand
8 Very Stiff Sand to Clayey Sand
9 Very Stiff Fine Grained
9
6
5
6
5
6
5
3

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