COMPACTION

Proyek : COMPACTION Kedalaman :-

Lokasi : LABORATORIUM Tanggal : MEI 2017
Nomor Uji :- Dikerjakan : GROUP 10 ( X )

Jenis Tanah Data Kadar Air Mula-mula

No. Cawan 1 2 3
A = Berat tanah (gr) Berat cawan (gr), [1] 3.36 3.49 3.65
B = Kadar Air mula-mula (%) Berat cwn + sampel (gr), [2] 31.74 31.98 36.57
C = Penambahan Air (cc) Berat cwn + sampel kering (gr), [3] 27.89 28.09 32.07
D = Kadar Air yang dicari (%) Berat air (kg), [(4) = (2) - (3)] 3.85 3.89 4.5
Berat smpl krg (kg), [(5) = (3) - (1)] 24.53 24.60 28.42
Kadar air w (%) = [(4) / (5)] x 100% 15.70 15.81 15.83
Kadar air rata-rata (%) 15.78
Penambahan Air untuk Mold Standard
No. Sampel 1 2 3 4 5
Berat Tanah (A) 2000 2000 2000 2000 2000
Kadar Air mula-mula (B) 15.78 15.78 15.78 15.78 15.78
Penambahan Air (cc) 195.650 253.343 311.000 368.639 426.287
Kadar Air yang dicari (%) 14.264 17.264 20.264 23.264 26.264

Penambahan Air untuk Mold Modified

No. Sampel 1 2 3 4 5
Berat Tanah (A) 4000 4000 4000 4000 4000
Kadar Air mula-mula (B) 15.78 15.78 15.78 15.78 15.78
Penambahan Air (cc) 419.408 534.704 650.000 762.295 880.591
Kadar Air yang dicari (%) 14.993 17.993 20.993 23.993 26.993

Volume Mold Standard

No. Mold 1 2 3 4 5
Tinggi (t) cm 11.05 11.335 11.335 11.54 11.3
Diameter (cm) 10.18 10.14 10.16 10.16 10.15
Luas (cm2) 81.4 80.8 81.1 81.1 80.9
Volume (cm3) 899.4 915.4 919.0 935.6 914.3
Berat Mold Standard
Berat Mold 3.733 3.943 3.780 3.943 3.469
Berat mold dan sampel 5.054 5.450 5.560 5.445 4.950
Berat Tanah 1.321 1.507 1.780 1.502 1.481

Volume Mold Modified

No. Mold 1 2 3 4 5
Tinggi (t) cm 11.31 11.36 11.36 11.51 11.4
Diameter (cm) 15.24 15.18 15.20 15.25 15.24
Luas (cm2) 182.4 181.0 181.5 182.7 182.4
Volume (cm3) 2063.1 2055.9 2061.4 2102.3 2079.5
Berat Mold Modified
Berat Mold 5.637 5.687 5.909 5.669 5.550
Berat mold dan sampel 8.668 9.129 9.540 9.315 8.810
Berat Tanah 3.031 3.442 3.631 3.646 3.260

Nama Pratikan : Nim : Medan, April 2017

Dosen Pembimbing,
1.SYAHPRIL HUTAGAOL 15 101 004
2.JOSUA SIGALINGGING 15 101 020
3.SURYADI P.SITORUS 15 101 023
4.RAMOT J.SIMAMORA 15 101 039
5.NOBLEMAN R. SIBURIAN 15 101 042 ( RIKA DENI SUSANTI,ST.,MT )

SOIL MECHANICS LABORATORY - CIVIL ENGINEERING DEPARTMENT. - MEDAN INSTITUTE OF TECHNOLOGY

 COMPACTION
Project : COMPACTION Depth :-
Location : LABORATORIUM Date : MEI 2011
Test Point no. :- Made by : GROUP 14

Blows/Layer : 25 Volume : 938.24 cm3

No. of Layers :3 Mold dimensions Diam. 10.17 cm
Mass of Hammer : 2 kg Ht. : 11.55 cm

Specific Gravity 2.70

Description of Soil

Water Content Determination

Sample no. 1 2 3 4 5
Moisture can no.
Mass of can 4.06 4.18 4.24 3.86 2.1 2.1 2.9 2.5 4.6 3.8
Mass of can + wet soil 32.51 34.22 41.36 45.56 42.33 36.62 28.81 25.14 41.05 42.25
Mass of can + dry soil 27.81 29.2 34.25 37.66 34.05 29.55 23.15 20.32 32.57 33.43
Mass of water 4.70 5.02 7.11 7.90 8.28 7.07 5.66 4.82 8.48 8.82
Mass of dry soil 23.75 25.02 30.01 33.80 31.95 27.45 20.25 17.82 27.97 29.63
Water content, w % 19.79 20.06 23.69 23.37 25.92 25.76 27.95 27.05 30.32 29.77
Average water content % 19.93 23.53 25.84 27.50 30.04

Density Determination
Water content, w % 19.93 23.53 25.84 27.50 30.04
Mass of soil + Mold 5054 5450 5560 5445 4950
Mass of mold 3733 3943 3780 3943 3469
Mass of soil in mold 1321 1507 1780 1502 1481
Wet density g b, g/cm3 1.41 1.61 1.90 1.60 1.58
Dry density g d, g/cm3 1.17 1.30 1.51 1.26 1.21
Dry Density, g/cm3

1.80

1.70 Saturation Line

1.60

1.50

1.40

1.30

1.20

1.10

1.00

0.90
18.00 28.00 38.00
Moisture Content, %

Maximum Dry Density, MDD = 1.51 g/cm3

Optimum Moisture Content, OMC = 25.85 %

SOIL MECHANICS LABORATORY - CIVIL ENGINEERING DEPARTMENT. - MEDAN INSTITUTE OF TECHNOLOGY

 COMPACTION
Project : COMPACTION Depth :-
Location : LABORATORIUM Date : MEI 2011
Test Point no. :- Made by : GROUP 14

Blows/Layer : 56 Volume : 2072.43 cm3

No. of Layers :3 Mold dimensions Diam. 15.22 cm
Mass of Hammer : 4 kg Ht. : 11.39 cm

Specific Gravity 2.70

Description of Soil

Water Content Determination

Sample no. 1 2 3 4 5
Moisture can no.
Mass of can 2.99 3.13 4.10 4.20 3.35 3.31 3.90 4.00 3.90 4.50
Mass of can + wet soil 13.73 16.81 15.74 19.05 20.08 12.11 18.71 16.76 19.89 17.01
Mass of can + dry soil 11.71 14.14 13.32 15.98 16.20 10.09 14.88 13.42 15.50 13.40
Mass of water 2.02 2.67 2.42 3.07 3.88 2.02 3.83 3.34 4.39 3.61
Mass of dry soil 8.72 11.01 9.22 11.78 12.85 6.78 10.98 9.42 11.60 8.90
Water content, w % 23.17 24.25 26.25 26.06 30.19 29.79 34.88 35.46 37.84 40.56
Average water content % 23.71 26.15 29.99 35.17 39.20

Density Determination
Water content, w % 23.71 26.15 29.99 35.17 39.20
Mass of soil + Mold 8668 9129 9540 9315 8810
Mass of mold 5637 5687 5909 5669 5550
Mass of soil in mold 3031 3442 3631 3646 3260
Wet density g b, g/cm3 1.46 1.66 1.75 1.76 1.57
Dry density g d, g/cm3 1.18 1.32 1.35 1.30 1.13
Dry Density, g/cm3

1.70

Saturation Line
1.60

1.50

1.40

1.30

1.20

1.10

1.00
20.00 30.00 40.00
Moisture Content, %

Maximum Dry Density, MDD = 1.43 g/cm3

Optimum Moisture Content, OMC = 30.00 %

SOIL MECHANICS LABORATORY - CIVIL ENGINEERING DEPARTMENT. - MEDAN INSTITUTE OF TECHNOLOGY