Shallow Footing on Sandy Soil by Dr. Zhenhe Song @ GHD 2011 ,KP 2012
Note: V1.0 V0.2 V0.1
Protected without password V1.0 Delete depth factor for Vesic bearing capacity calculation;
Shallow Footing Bearing Capacity Vesic's bearing capacity factor Program Users:
INPUT only in BLUE cells.
Job title :
Project ? Bearing Capacity Location 2.1 ZS SM ZS
Notes : Figure No: Prepared by : Checked by : Revison:
Job No :
PE801-00005/11
Client :
…
Date : Date : Date :
3/8/2018 3/8/2018 3/8/2018
Geometric Details: Footing Depth (m): Df
L/B, strip and square
0.0
2
Footing Widths (m): B1 B2
5
0.5
Bearing Capacity Calculations: "Equiv Footing" Depth (m): Dfe
0.5 g bulk * (kN/m3) g buoy't * (kN/m3)
36 0
1.0
20.0 10.0
Bearing factor Nq Nc 37.75 50.59 37.75 50.59 37.75 50.59 37.75 50.59
Nr 56.31 56.31 56.31 56.31
sc 1.75 1.37 1.15 1.00
sq 1.73 1.36 1.15 1.00
sr
B3e
B4e
B5e
B6e
0.60 0.80 0.92 1.00
"Allowable" bearing capacity based on Vesic bearing capacity factor: B1e Square L/B=2 L/B=5 Strip
B2e 56 75 86 94
B4
B5
B6
2
2.5
3
113 150 173 188
141 188 216 235
169 225 259 282
197 263 302 328
1.5
2.0
Depth to g'water (m) Factor of Safety
Bearing factors:
Square L/B= L/B= Strip
B3 1.5
"Equiv Footing" Widths (m) - based on "2 in 1 projection": B1e B2e B3e B4e B5e
0.0 f * ( o) c * (kPa)
1
225 300 345 375
2.5 1.0 3.0
B6e 3.0
Bearing Capacity (kPa)
12
10
8
6
4
2
0 0
2
4
6
8
10
12
Width (m)
Notes : (1) Recommended maximum bearing pressures are based on a FoS of 3against bearing capacity failure ### (2) Effects of horizontal loading or load eccentricity have not been considered.
GHD GEOTECHNICS GHD Pty Ltd 239 Adelaide Terrace Perth WA 6004 PO Box Y3106 Perth WA 6832 T 61 8 6222 8222 F61 8 6222 8555 E
[email protected] www.ghd.com.au
Drawn
Date
ZS Checked
SM Revision
Job Number
3/8/2018 Date
3/8/2018 Date
PE80100005/11 Cad Reference
Title
A4
Shallow Footing Bearing Capacity
Client
… Project
Project ?
Revision
Date
A
Project ? Bearing Capacity
Cad Reference
3/8/2018
Cad\61-xxxxx-yyyy-GFz.dwg
This drawing should be read in conjuction with report number 61\xxxxx\yyy
Location
Figure No
FIGURE X
380906741.xls A4P
Bearing Capacity (kPa)
400
350
300
250
200
150
100
50
0 0
0.5
1 Square
1.5 2 Width (m) L/B=2
L/B=5
Project ?
2.5
3
3.5
Strip
Ref:PE801-00005/11
380906741.xls A4P
Bearing Capacity Location
Figure 2.1
GHD GEOTECHNICS GHD Pty Ltd 239 Adelaide Terrace Perth WA 6004 PO Box Y3106 Perth WA 6832 T 61 8 6222 8222 F61 8 6222 8555 E
[email protected] www.ghd.com.au
Drawn
Date
Checked
Date
Revision
Date
A
Job Number
61/XXXXX Cad Reference
Title
A4
Client
Project
GHD Pty Ltd 239 Adelaide Terrace Perth WA 6004 PO Box Y3106 Perth WA 6832 T 61 8 6222 8222 F61 8 6222 8555 E
[email protected] www.ghd.com.au
A Figure No
This drawing should be read in conjunction with report number 61\XXXXX
FIGURE X
GHD GEOTECHNICS
Drawn
Date
JTP Checked
GHD Pty Ltd 239 Adelaide Terrace Perth WA 6004 PO Box Y3106 Perth WA 6832 T 61 8 6222 8222 F61 8 6222 8555 E
[email protected] www.ghd.com.au
Job Number
xx-xxx-xx
61\xxxxx\
Date
XXX Revision
A3
xx-xxx-xx Cad Reference
Date
A
Title
xx-xxx-xx
\Cad\61-xxxxx-yyyyy-GFz.dwg
Client
TITLE 1 TITLE 2
CLIENT Project
PROJECT PROJECT
GHD Pty Ltd 239 Adelaide Terrace Perth WA 6004 PO Box Y3106 Perth WA 6832 T 61 8 6222 8222 F61 8 6222 8555 E
[email protected] www.ghd.com.au
A
xx-xxx-xx
\Cad\61-xxxxx-yyyyy-GFz.dwg
This drawing should be read in conjuction with report number 61\xxxxx\yyyy
PROJECT
TITLE 3
Figure No
FIGURE X