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1. KELOMPOK 10
Hasil Analisa data
Praktikum teknologi bahan dan konstruksi

2. Lubang
Ayakan
Persen Berat Butir yang Lewat Saringan Jenis Agregat Halus
Pasir Kasar Pasir Sedang Pasir Agak Halus Pasir Halus
(mm) BB BA BB BA BB BA BB BA
9,600 100 100 100 100 100 100 100 100
4,800 90 100 90 100 90 100 95 100
2,400 60 95 75 100 85 100 95 100
1,200 30 70 55 90 75 100 90 100
0,600 15 34 35 59 60 79 80 100
0,300 5 20 8 30 12 40 15 50
0,150 0 10 0 10 0 10 0 15
Sisa 0 0 0 0 0 0 0 0
Lubang
Ayakan (mm)
Berat Kumulatif Lewat
Ayakan (%)
Persen Berat Butir yang Lewat Saringan Jenis Agregat Halus
Pasir Kasar Pasir Sedang Pasir Agak Halus Pasir Halus
BB BA BB BA BB BA BB BA
Sisa 0 0 0 0 0 0 0 0 0
0,150 0,832 0 10 0 10 0 10 0 15
0,300 12,383 5 20 8 30 12 40 15 50
0,600 58,458 15 34 35 59 60 79 80 100
1,200 87,466 30 70 55 90 75 100 90 100
2,400 98,235 60 95 75 100 85 100 95 100
4,800 99,945 90 100 90 100 90 100 95 100
9,600 100,000 100 100 100 100 100 100 100 100
Hasil analisa gradasi agregat halus

3. No Berat Wadah
Berat Wadah +
Benda Uji
Berat Tertahan Kumulaitf (%)
(gram) (%)
Tertaha
n
Lolos
9,600 495,500 495,500 0,000 0,000 0,000 100,000
4,800 443,300 444,400 1,100 0,055 0,055 99,945
2,400 460,900 495,000 34,100 1,710 1,765 98,235
1,200 456,300 671,100 214,800 10,769 12,534 87,466
0,600 426,100 1004,700 578,600 29,008 41,542 58,458
0,300 423,900 1342,900 919,000 46,074 87,617 12,383
0,150 406,000 636,400 230,400 11,551 99,168 0,832
Pan 329,200 345,800 16,600 0,832
Jumlah 1994,600 100,000 242,680
Fine Modulus/Modulus Halus Butir(MHB) 2,427
0
10
20
30
40
50
60
70
80
90
100
Sisa 0,150 0,300 0,600 1,200 2,400 4,800 9,600
Berat
Kumulatif
Lewat
Ayakan
(%)
Lubang Ayakan (mm)
Pasir Kasar
BB BA Berat Kumulatif Lewat Ayakan (%)
0
10
20
30
40
50
60
70
80
90
100
Sisa 0,150 0,300 0,600 1,200 2,400 4,800 9,600
Berat
Kumulatif
Lewat
Ayakan
(%)
Lubang Ayakan (mm)
Pasir Sedang
BB BA Berat Kumulatif Lewat Ayakan (%)
0 0.832
12.383
58.458
87.466
98.235 99.945
100.000
0
10
20
30
40
50
60
70
80
90
100
Sisa 0,150 0,300 0,600 1,200 2,400 4,800 9,600
Berat
Kumulatif
Lewat
Ayakan
(%)
Lubang Ayakan (mm)
Pasir Agak Halus
BB BA Berat Kumulatif Lewat Ayakan (%)
0
10
20
30
40
50
60
70
80
90
100
Sisa 0,150 0,300 0,600 1,200 2,400 4,800 9,600
Berat
Kumulatif
Lewat
Ayakan
(%)
Berat Kumulatif Lewat Ayakan (%)
Pasir Halus
BB BA Berat Kumulatif Lewat Ayakan (%)

4. Lubang
ayakan
Persen Berat Butir yang Lewat Saringan Jenis Agregat kasar
Uk Maks 10mm Uk Maks 20mm Uk Maks 40mm
( mm ) BB BA BB BA BB BA
76,000 100,000 100,000 100,000 100,000 100,000 100,000
38,000 100,000 100,000 100,000 100,000 96,000 100,000
19,000 100,000 100,000 96,000 100,000 36,000 70,000
9,600 50,000 85,000 30,000 60,000 10,000 40,000
4,800 0,000 10,000 0,000 10,000 0,000 5,000
sisa 0,000 0,000 0,000 0,000 0,000 0,000
Lubang ayakan
(mm)
Berat
kumulatif
lewat
ayakan
(%)
Uk Maks 40mm Uk Maks 20mm Uk Maks 10mm
batas
bawah
batas atas
batas
bawah
batas atas
batas
bawah
batas atas
sisa 0 0 0 0 0 0 0
4,800 0,184 0 5 0 10 0 10
9,600 4,261 10 40 30 60 50 85
19,000 54,438 36 70 96 100 100 100
38,000 100,000 95 100 100 100 100 100
76,000 100,000 100 100 100 100 100 100
Hasil analisa gradasi agregat kasar

5. YG DIPAKAI
Lubang
ayakan
(mm)
Berat Tertinggal Berat Kumulatif
( gr ) (%) Tertahan(%) Lewat (%)
76,000 0,000 0,000 0,000 100,000
38,000 0,000 0,000 0,000 100,000
19,000 1136,600 45,562 45,562 54,438
9,600 1251,700 50,176 95,739 4,261
4,800 101,700 4,077 99,816 0,184
2,400 3,400 0,136 99,952 0,048
1,200 0,500 0,020 99,972 0,028
0,600 0,100 0,004 99,976 0,024
0,300 0,000 0,000 99,976 0,024
0,150 0,200 0,008 99,984 0,016
sisa 0,400 0,016
Jumlah 2494,600 100,000 740,977
0 0.184
4.261
54.438
100.000 100.000
0
20
40
60
80
100
sisa 4,800 9,600 19,000 38,000 76,000
Berat
kumulatif
lewat
ayakan
(%)
Lubang ayakan (mm)
Grafik Gradasi Kerikil Ukuran Maks 10 mm
Berat
kumulatif
lewat
ayakan (%)
Berat
kumulatif
lewat
ayakan (%)
batas
bawah 0
20
40
60
80
100
sisa 4,800 9,600 19,000 38,000 76,000
Berat
kumulatif
lewat
ayakan
(%)
Lubang ayakan (mm)
Grafik Gradasi Kerikil Ukuran Maks 20
mm
Berat
kumulati
f lewat
ayakan
(%)
batas
bawah
batas
atas
0
20
40
60
80
100
sisa 4,800 9,600 19,000 38,000 76,000
Berat
kumulatif
lewat
ayakan
(%)
Lubang ayakan (mm)
Grafik Gradasi Kerikil Ukuran Maks 40
mm
Berat
kumula
tif
lewat
ayakan
(%)
batas
bawah

11. HASIL MIX DESIGN KELOMPOK 10
PERHITUNGAN CAMPURAN BETON NORMAL DENGAN
METODE SNI 7656-2012
BETON TANPA TAMBAHAN UDARA
No. Data-data Nilai Satuan
1 Kuat tekan beton pada umur 28 hari
fc' = 20
Mpa
m (margin) = 7
fcr' = 27
2 Semen yang digunakan PCC
3 Berat jenis semen 2,949 kg/m3
4 Berat volume agregat kasar 1620 kg/m3
5 Modulus kehalusan agregat halus 2,427
6 Modulus kehalusan agregat kasar 7,410
7 Berat jenis SSD agregat halus 2,619
8 Berat jenis SSD agregat kasar 2,647
9 Absorpsi agregat halus 0,664 %
10 Absorpsi agregat kasar 0,154 %
11 Kadar air agregat halus 5,246 %
12 Kadar air agregat kasar 1,046 %

12. No. Tahapan Nilai Satuan
13 Slump diminta 75-100 mm
14 Agregat kasar yang digunakan dengan ukuran maksimum 20,000 mm
15 Perkiraan kebutuhan air pencampur (Tabel 2) 203,000 kg/m3
16 Rasio air-semen (Tabel 3) 0,582
17 Kadar semen (15/16) 348,797 kg/m3
18 Volume agregat kasar kering oven (Tabel 5) 0,666
19 Jumlah agregat kasar (18 x 4) 1078,920 kg/m3
20 Berat jenis beton basah (Tabel 6) 2350,833 kg/m3
21 Jumlah agregat halus (20-19-17-15) 720,116 kg/m3

13. No. Material Per m3 Satuan
22 Semen (17) 348,797 kg/m3
23 Air (15) 203,000 kg/m3
24 Agregat Halus (21) 720,116 kg/m3
25 Agregat Kasar (19) 1078,920 kg/m3
26 Jumlah (20) 2350,833 kg/m3
Volume Material
27 Semen (22)/((3) x 1000) 0,118 11%
28 Air ((23)/1000) 0,203 20,50%
29 Agregat Kasar (25)/((8) x 1000) 0,408 36,50%
30 Tingkat kadar udara (pemaparan ringan) 0,019 2%
31 Jumlah volume padat bahan selain agregat halus (28)+(29)+(30)+(27) 0,748 70%
32 Volume agregat halus dibutuhkan 1-(31) 0,252 30%
33 Jadi berat agregat halus yang dibutuhkan (32) x (7) x (1000) 659,864 kg/m3
34 JUMLAH Agregat Halus (33) 659,864 kg/m3

14. No. Material Berdasarkan perkiraan masa beton, kg
Berdasarkan perkiraan volume absolut bahan-
bahan, kg
35 Semen (22) 348,797 348,797
36 Air (23) 203,000 203,000
37 Agregat kasar (25) 1078,920 1078,920
38 Agregat halus (24), (33) 720,116 659,864
39 Jumlah 2350,833 2290,581
Koreksi terhadap kadar air
40 Kadar air agregat kasar 1,046 %
41 Kadar air agregat halus 5,246 %
42 Agregat kasar (Basah) ((37) x (1+((40)/100))) 1090,206 kg/m3
43 Agregat halus (Basah) ((38) x (1+((41)/100))) 757,893 kg/m3
44 Absorpsi agregat kasar 0,154
45 Absorpsi agregat halus 0,664
46 Perkiraan kebutuhan air yang ditambahkan 160,380

15. No. Material Berat Per m3 Satuan
47 Semen (22) 348,797 kg/m3
48 Air (46) 160,380 kg/m3
49 Agregat kasar (42) 1090,206 kg/m3
50 Agregat halus (43) 757,893 kg/m3
Jumlah 2357,276 kg/m3
No. Tahapan Berat Per m3 Satuan
51 Volume silinder 0,0053 m3
52 Jumlah sampel 13 Buah
53 Volume silinder kecil 0,0016 m3
54 Jumlah sampel 5 Buah
55 Volume kubus 0,0034 m3
56 Jumlah sampel 10 Buah
57 Semen ((47) x (51) x (52)) + ((47) x (53) x (54)) + (((47) x (55) x (56)) 38,682 Kg
58 Air ((48) x (51) x (52)) + ((48) x (53) x (54)) + (((48) x (55) x (56)) 17,786 Kg
59 Agregat Kasar ((49) x (51) x (52)) + ((49) x (53) x (54)) + (((49) x (55) x (56)) 120,904 Kg
60 Agregat Halus ((50) x (51) x (52)) + ((50) x (53) x (54)) + (((50) x (55) x (56)) 84,050 Kg

16. Faktor Keamanan
46,418
21,343
145,085
100,860

17. SEKIAN HASIL DATA DARI KELOMPOK
10