cbr test
TRANSCRIPT
DESCRIPTION OF SOIL DATE :___________
LOCATION SAMPLE NO :
5618 2
11066 274.0
5448 261.0
2287 51
2.382 13.0
6.2 210
Penetration of Standard
plunger Load Guage Proving Ring Force on corrected CBR
mm kn Reading factor Plunger knf Load kn %
0.635 22 1.00 5.12 5.12
1.275 39 1.00 9.07 9.07
2.540 13.24 71 1.00 16.51 16.51 125
3.810 93 1.00 21.63 21.63
5.080 19.26 104 1.00 24.19 24.19 126
6.350 SUMMARY OF RESULTS
7.620 CLASSIFICATION OF SOIL M.D.D. O.M.C. % COMPACTION CBR SOAKED CBR UNSOAKED
8.890 2.54 5.08
2.240 6.2 100% 83.7 104.884 1
REMARKS
ELAPSED
DATE TIME DATE TIME TIME MM
PROJECT:
CALIFORNIA BEARING RATIO ( C.B.R ) 65 BLOWS
6.2( 100 + w )
Dry Density ed = 100 e
2.243
NO SWELL
SWELL DATA START FINISH
GUAGE READINGSWELL
%
Bulk Density unsoaked ( e ) g/cc Wt of water g
Moisture Content ( W ) % Wt of Dry Soil g
MOISTURE CONTENT
SPECIMEN BEFORE SOAKING
Wt of CBR mould ( m2 ) g CONTAINER NO.
Wt of mould + Soil ( m3 ) g Wt of Cont + Wet soil g
Method of Preparation of Sample : AASHTO-T-193
CONSULTANTCONTRACTOR
Wt of Soil ( m3 - m2 ) g Wt of Cont + Dry Soil g
Volume of mould ( m4 ) g Wt of Container g
Moisture content %
TOP
0.00
20.00
40.00
60.00
80.00
100.00
120.00
140.00
0.0000.5001.0001.5002.0002.5003.0003.5004.0004.5005.0005.5006.0006.5007.000
CO
RR
EC
TE
D L
OA
D K
GF
/CM
2
PENETRATION OF PLUNGER IN MM
CBR CURVE
DESCRIPTION OF SOIL DATE :___________
LOCATION SAMPLE NO :
5618 2
11066 274.0
5448 261.0
2287 51
2.382 13.0
6.2 210
Penetration of Standard
plunger Load Guage Proving Ring Force on corrected CBR
mm kn Reading factor Plunger knf Load kn/mm2 %
0.635 17 1.00 3.95 3.95
1.275 28 1.00 6.51 6.51
2.540 13.24 64 1.00 14.88 14.88 112
3.810 88 1.00 20.47 20.47
5.080 19.96 94 1.00 21.86 21.86 110
6.350 SUMMARY OF RESULTS
7.620 CLASSIFICATION OF SOIL M.D.D. O.M.C. % COMPACTION CBR SOAKED CBR UNSOAKED
8.890 2.54 5.08
2.24 6.4 100% 83.7 104.884 1
REMARKS
ELAPSED
DATE TIME DATE TIME TIME MM
CONSULTANT
TOP
MOISTURE CONTENT
SPECIMEN BEFORE SOAKING
Wt of CBR mould ( m2 ) g CONTAINER NO.
Wt of mould + Soil ( m3 ) g Wt of Cont + Wet soil g
Wt of Soil ( m3 - m2 ) g Wt of Cont + Dry Soil g
Volume of mould ( m4 ) g Wt of Container g
Bulk Density unsoaked ( e ) g/cc Wt of water g
Moisture Content ( W ) % Wt of Dry Soil g
100 e2.243
START FINISHGUAGE READING
SWELL
%
Moisture content %
NO SWELL
SWELL DATA
Method of Preparation of Sample : AASHTO-T-193
CONTRACTOR
PROJECT:
CALIFORNIA BEARING RATIO ( C.B.R ) 30 BLOWS
6.2( 100 + w )
Dry Density ed =
0.00
20.00
40.00
60.00
80.00
100.00
120.00
140.00
0.0000.5001.0001.5002.0002.5003.0003.5004.0004.5005.0005.5006.0006.5007.000
CO
RR
EC
TE
D L
OA
D K
GF
/CM
2
PENETRATION OF PLUNGER IN MM
CBR CURVE
SOAKED CBR DRY DENSITY
85 91
108 96
147 102
0
20
40
60
80
100
120
140
160
90 92 94 96 98 100 102 104
CB
R
DRY DENSITY
CBR VS DRY DENSITY (2.54)
SOAKED CBR DRY DENSITY
85 91
108 96
147 102
0
20
40
60
80
100
120
140
160
90 92 94 96 98 100 102 104
CB
R
DRY DENSITY
CBR VS DRY DENSITY (5.08)
DATE:
LOCATION: SAMPLE NO :
5618 2
11076 274.4
5458 261.0
2287 51
2.387 13.4
6.4 210
Penetration of Standard
plunger Load Guage Proving Ring Force on corrected CBR
mm kn Reading factor Plunger kgf Load kn %
0.635 17 1.00 3.95 3.95
1.275 21 1.00 4.88 4.88
2.540 13.24 49 1.00 11.40 11.40 86
3.810 71 1.00 16.51 16.51
5.080 19.96 80 1.00 18.60 18.60 93
6.350 SUMMARY OF RESULTS
7.620 CLASSIFICATION OF SOIL M.D.D. O.M.C. % COMPACTION CBR SOAKED CBR UNSOAKED
8.890 2.54 5.08
2.243 6.4 100% 83.7 104.884 1
REMARKS:
ELAPSED
DATE TIME DATE TIME TIME MM
CONSULTANTCONTRACTOR
PROJECT:
CALIFORNIA BEARING RATIO ( C.B.R ) 10 BLOWS
6.4( 100 + w )
Dry Density ed =
NO SWELL
SWELL DATA START FINISH
GUAGE READINGSWELL
%
Wt of Container g
Moisture content %
Bulk Density unsoaked ( e ) g/cc Wt of water g
Moisture Content ( W ) % Wt of Dry Soil g
2.243 100 e
TOP
MOISTURE CONTENT
SPECIMEN BEFORE SOAKING
Wt of CBR mould ( m2 ) g CONTAINER NO.
Wt of mould + Soil ( m3 ) g Wt of Cont + Wet soil g
Wt of Soil ( m3 - m2 ) g Wt of Cont + Dry Soil g
Volume of mould ( m4 ) g
DESCRIPTION OF SOIL:
Method of Preparation of Sample : AASHTO-T-193
0.00
20.00
40.00
60.00
80.00
100.00
120.00
140.00
0.0000.5001.0001.5002.0002.5003.0003.5004.0004.5005.0005.5006.0006.5007.000
CO
RR
EC
TE
D L
OA
D K
GF
/CM
2
PENETRATION OF PLUNGER IN MM
CBR CURVE