161
Ø 8 -
= x
1 x 2 +
x 2
+ x
= =
Sengkang ganda Total pembesian
= Kg
Kapasitas tulangan =
=
TOTAL
a. Total volume balok BP
= kg
b. Total kapasitas tulangan
= Kgm3
PELAT
a.
Lebar pelat =
m Panjang pelat
= m
Tebal pelat =
m Luas pelat
= x
= m²
Volume =
m3 Pembesian
Tulangan Utama
Tumpuan dan lapangan D 13 -
= x
1 x =
Kg
Susut
Kabel prategang
D
10
- =
x 1 x
D 13 - Kg
Non praegang
Susut + end block =
Kg m3
D 10 - Total
= Kg
Kapasitas tulangan =
Prategang =
Kgm3 Susut + end block
= Kgm3
L Kabel =
10m Span
TOTAL
a. Total volume pelat BP
= m3
b. Total kapasitas tulangan
= Kgm3
14.58 Kg
12 30
0.17 12
30 360.00
61.2
160
1000 160
0.6
61.2 58.2773109
53.08
53.08 0.18
294.88 Kgm
₃
18.768 305.220735
1000 90
90 0.24
0.08 0.4
7.28888889
140 1000
140 1.387
9.9071429
9.907142857 9.907
0.17 140.0
160 3.75
58.277311
25.43306667
25.43306667
Universitas Sumatera Utara
162
BALOK BETON BERTULANG
a. Balok BB I Volume
= x
Ukuran x
= Panjang =
m Volume Total
= x
= Pembesian
D =
x =
Kg D
= x
= Kg
Ø 8 -
= x
1 x 2 +
x 2
+ x
= =
Sengkang ganda Total pembesian
= Kg
Kapasitas tulangan =
= b.Balok BB II
Volume =
x Ukuran
x =
Panjang = m
Volume Total =
x =
Pembesian D
= x
= Kg
D =
x =
Kg Ø
8 - =
x 1 x
2 + x
2 +
x =
= Sengkang ganda
Total pembesian =
Kg Kapasitas tulangan
= =
c. Balok BB III Volume
= x
x 1
Ukuran x
= Panjang =
m Volume Total
= x
= Pembesian
D =
x =
Kg D
= x
= Kg
0.35 0.7
7.7
42.35 0.35
0.29 0.08
0.35 0.75
0.2625 m3
60
Keterangan Perhitungan Volume
0.35 0.7
0.245 m3
60 0.245
60 14.7
0.7 12
25 12
3.85 46.2
2 25
2 3.85
60 1000
60
0.263 60
15.75 11
25 11
3.85 0.4
25.87 Kg
79.77 79.77
0.245 325.58
Kgm ₃
0.35 0.75
12.9333333
2 25
2 3.85
7.7 60
1000 60
0.29 0.08
0.4 13.6
27.20 Kg
77.25 77.25
0.263 294.29
Kgm ₃
0.3 0.6
0.3 0.6
0.18 m3
24 0.18
24 4.32
0.6 8
25 8
3.85 30.8
2 25
2 3.85
0.75
0.35
0.3 7.7
12 D 25 2 D 25
2 D 25 8 D 25
11 D 25 2 D 25
Universitas Sumatera Utara
163
Ø 8 -
= x
1 x 2 +
x 2
+ x
= =
Sengkang ganda Total pembesian
= Kg
Kapasitas tulangan =
=
TOTAL
a. Total volume balok BP
