compaction data
DESCRIPTION
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Compaction
Standard Proctor Test: Total wt. of soil used = 3 Kg No. of Layers = 3
Empty wt. of mould = W1 =2.139 Kg
At 6% M.C wt. of mould + Soil = W2 = 3.847 Kg
At 9% M.C wt. of mould + Soil = W3 = 4.004 Kg
At 12% M.C wt. of mould + Soil = W4 = 4.166 Kg
At 15% M.C wt. of mould + Soil = W5 = 4.106 Kg
%age M.C Cane # Empty wt. of cane (gm)
Wt. of Cane+wet soil (gm)
Wt. of Cane+dry soil(gm)
%age M.c
06 A 13.70 24.76 23.81
09 B 12.24 27.74 26.34 12 C 13.32 24.00 22.93
15 D 15.98 29.23 27.63
Bulk Density = W/V
Where V = (/4)*(dia)2 *(height)
Dia = 4 =0.1016m
Height = 4.5 = 0.1143m
Dry Density =( Bulk Density)/(1+M.C)
For Saturation curve Dry Density = (GS* W)/(1+(M.C*GS))
GS = Specific gravity = 2.7 , W=9.81 KN/m3
wt. of mould+ Soil (Kg)
Wt.of soil (Kg)
Bulk Density (Kg/m3)
Dry density (Kg/m3)
Dry density (KN/m3)
For saturation curve Dry density (KN/m3)
W2 = 3.847
W3 = 4.004
W4 = 4.166
W5 = 4.106
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Modified Proctor Test:
Total wt. of soil used = 3 Kg
No. of Layers = 5
Empty wt. of mould = W1 =2.059 Kg
At 6% M.C wt. of mould + Soil = W2 = 3.924 Kg
At 9% M.C wt. of mould + Soil = W3 = 4.067 Kg
At 12% M.C wt. of mould + Soil = W4 = 4.168 Kg
At 15% M.C wt. of mould + Soil = W5 = 4.093 Kg
%age M.C Cane # Empty wt. of cane (gm)
Wt. of Cane+wet soil (gm)
Wt. of Cane+dry soil(gm)
%age M.c
06 A 17.00 32.00 31.13 09 B 16.00 39.00 36.82
12 C 14.13 37.15 34.83
15 D 06.51 48.62 43.40
Bulk Density = W/V
Where V = (/4)*(dia)2 *(height)
Dia = 4 =0.1016m
Height = 4.5 = 0.1143m
Dry Density =( Bulk Density)/(1+M.C)
For Saturation curve Dry Density = (GS* W)/(1+(M.C*GS))
GS = Specific gravity = 2.7 , W=9.81 KN/m3
wt. of mould+ Soil (Kg)
Wt.of soil (Kg)
Bulk Density (Kg/m3)
Dry density (Kg/m3)
Dry density (KN/m3)
For saturation curve Dry density (KN/m3)
W2 = 3.924
W3 = 4.067
W4 = 4.168
W5 = 4.093
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Also Draw
Graph b/w M.C & Dry Density
Saturation Curve
Comparison b/w standard and Modified Proctor Curve