FINAL VOID RATIO sample height initial void ratio settlement
30 inch 0.96 0.5 inch
final void ratio
0.927 92.7 %
initial void ratio original normal stress final normal stress
1.03 1200 psf 5000 psf
final void ratio
0.860 86.0 %
SETTLEMENT thickness of stratum initial void ratio original normal stress final normal stress compression index
14 ft 0.84 1884 psf 2022 psf 0.27
settlement settlement
0.06 inch 0.77 ft
SOIL PRESSURE TERZAGI EQUATION HICKS-1.285 allowable soil bearing capacity unit weight of soil cohesion of soil angle of internal friction height below ground
wc c phi h
width of footing
8850 psf 105 pcf 1200 psf 15 degree 0 ft 6.35 ft
angle of internal friction angle of repose angle of repose tan alpha
phi alpha alpha
soil pressure below footing for given width
p
0.26 radian 52.50 degree 0.92 radian 1.30
8,849 psf -0.73 given width is minimum required without failure