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BAB V RENCANA ANGGARAN BIAYA DAN
TIME SCHEDULE
5.1 Typical Potongan Melintang
Gambar 5.1 Potongan Melintang Jalan
5.2 Analisa Perhitungan Volume Pekerjaan
5.2.1. Penghitungan Volume Pekerjaan Tanah
1. Pembersihan Semak dan Pengupasan Tanah. Luas
= p. Damija x p. Jalan – p. Jembatan Total
= 20 m x 3132,58 m – 200 m
= 58651,6 m² 2. Persiapan Badan Jalan m² .
Luas = Lbr. lapis pondasi bawah x P. jalan
– p. Jembatan total = 16,24 m x 3132,58 m
– 200 m = 50673,099 m²
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3. Galian Tanah Biasa m³ Contoh penghitungan : STA 0+900
Gambar 5.2 Tipical Cross Section STA 0+900
H1 = 668,0693 – 665,4025
= 2,6668 H2 = 668,2033
– 665,4025 = 2,8008
H3 = 668,3105 – 665,4825
= 2,8190 H4 = 668,7130
– 665,6225 = 3,0905
H5 = 669,1145 – 665,4825
= 3,6320 H6 = 669,2217
– 665,4025 = 3,8192
H7 = 669,3557 – 665,4025
= 3,9532
¤ Perhitungan Luas
2
334 ,
5 1
2 1
2 1
1 m
H H
Luas
+ 4 x 1
2
2094 ,
25 5
, 7
2 5
4 5
m H
H Luas
2
8345 ,
6 5
, 2
2 2
1 2
m H
H Luas
2
4512 ,
7 2
2 6
5 6
m H
H Luas
2
6198 ,
5 2
2 3
2 3
m H
H Luas
2
7155 ,
9 5
, 2
2 7
6 7
m H
H Luas
2
1606 ,
22 5
, 7
2 4
3 4
m H
H Luas
2
9069 ,
7 7
2 7
2 1
8 m
H H
Luas
+ 4 x 1
2
m 90,2319
Galian
Total
L
sta 0+900
0.5m 1.5 m
2 m 7 m
1 m 7 m
0.5m 0.5m
1.5 m 0.5m
Median 2 m
Bahu jalan Drainase
Bahu jalan Drainase
Lebar perkerasan jalan kanan Lebar perkerasan jalan kiri
+665,6225 +665,4825
+665,4025
-2 -4
+665,4825 +665,4025
-2 -4
+668,7130 +668,3105
+668,2033 +668,0693
+669,1145 +669,2217
+669,3557
1 2
3 4
5 6
7 8
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4. Timbunan Tanah Biasa m³ Contoh penghitungan : STA 2+900
Gambar 5.3 Tipical Cross Section STA 2 + 900
H1 = 680,2153 – 678,0069
= 2,2084 H2 = 680,2953
– 678,0571 = 2,2382
H3 = 680,4353 − 678,2458
= 2,1895 H4 = 680,2953
– 678,4755 = 1,8198
H5 = 680,2153 – 678,5369
= 1,6784
¤ Perhitungan Luas
2
2193 ,
1 1
2 1
2 1
1 m
H H
Luas
2
0349 ,
15 5
, 7
2 4
3 4
m H
H Luas
2
4466 ,
4 2
2 2
1 2
m H
H Luas
2
4982 ,
3 2
2 5
4 5
m H
H Luas
2
6039 ,
16 5
, 7
2 3
2 3
m H
H Luas
2
7043 ,
5 2
5 2
1 6
m H
H Luas
2
41,5072m Timbunan
Ltotal
sta 2+900
0.5m 1.5 m
2 m 7 m
1 m 7 m
0.5m 0.5m
1.5 m 0.5m
Median 2 m
Bahu jalan Drainase
Bahu jalan Drainase
Dinding penahan
Dinding penahan
Lebar perkerasan jalan kanan Lebar perkerasan jalan kiri
+680,4353 +680,2953
+680,2153
-2 -4
+680,2953 +680,2153
-2 -4
+678,2458 +678,0571
+678,0069 +677,9125
+678,4755 +678,5369
+678,6582
1 2
3 4
5 6
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Untuk hasil penghitungan selanjutnya disajikan dalam Tabel 5.1 Tabel. 5.1 Hasil perhitungan volume galian dan timbunan
No STA
JARAK M
LUAS M
2
VOLUME M
3
GALIAN TIMBUNAN
GALIAN TIMBUNAN
1 0+000
13.3183 3.1225
50 2170.7025
78.0625 2
0+050 73.5098
50 2702.0775
3 0+100
34.5733 50
2066.5300 4
0+150 48.0879
50 2162.3700
5 0+200
38.4069 50
1730.9975 6
0+250 30.8330
50 2081.6450
7 0+300
52.4328 50
2129.3300 8
0+350 32.7404
30.44 1034.9311
9 0+380.44
35.2577 14.29
504.8071 10
0+394.73 35.3941
5.27 184.0213
11 0+400
34.4432 8.87
286.2735 12
0+408.87 30.1055
41.13 619.1196
322.2988 13
0+450 15.6722
15.44 303.7249
14 0+465.44
23.6704 34.56
915.0849 15
0+500 29.2859
39.12 1280.3643
16 0+539.12
36.1724 10.88
417.9378 17
0+550 40.6544
45.69 1873.0958
18 0+595.69
41.3371 4.31
174.3371 19
0+600 39.5618
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Sambungan tabel 5.1
No STA
JARAK M
LUAS M
2
VOLUME M
3
GALIAN TIMBUNAN
GALIAN TIMBUNAN
19 0+600
39.5618 9.83
360.2199 20
0+609.83 33.7281
14.29 399.8849
21 0+624.12
22.2390 25.88
374.6777 22
0+650 6.7160
50 197.0025
23 0+700
1.1641 21.78
145.5187 24
0+721.78 12.1985
28.22 –
– 25
0+750 –
– 21.78
– –
26 0+771.78
115.4665 28.22
671.4822 1629.2323
27 0+800
47.5891 50
4235.4375 28
0+850 121.8284
50 5301.5075
29 0+900
90.2319 50
2792.7300 30
0+950 21.4773
21.21 345.9627
31 0+971.21
11.1453 16.39
165.6554 32
0+987.60 9.0689
12.4 100.8635
33 1+000
7.1994 3.99
26.7925 34
1+003.99 6.2304
42.22 220.6966
35 1+046.21
4.2242 3.79
8.0049 1.0419
36 1+050
0.5498 50
578.4050 13.7450
37 1+100
23.1362
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Sambungan tabel 5.1
No STA
JARAK M
LUAS M
2
VOLUME M
3
GALIAN TIMBUNAN
GALIAN TIMBUNAN
37 1+100
23.1362 1.29
30.8321 38
1+101.29 24.6655
42.21 1945.8050
39 1+143.50
67.5309 6.5
450.1777 40
1+150 70.9853
9.9 720.2285
41 1+159.90
74.5154 19.39
1438.7574 42
1+179.29 73.8866
20.71 1403.2309
43 1+200
61.6258 50
1688.4300 15.9850
44 1+250
5.9114 0.6394
50 147.7850
434.8225 45
1+300 16.7535
50 474.0725
46 1+350
2.2094 50
458.2075 47
1+400 16.1189
50 1150.2125
48 1+450
29.8896 50
1055.6675 49
1+500 12.3371
50 1031.6475
50 1+550
28.9288 17.45
1500.9888 51
1+567.45 143.1043
32.55 –
– 52
1+600 –
– 50
– –
53 1+650
– –
17.45 –
– 54
1+667.45 239.9531
15.92 1962.2881
55 1+683.37
6.5655
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Sambungan tabel 5.1
No STA
JARAK M
LUAS M
2
VOLUME M
3
GALIAN TIMBUNAN
GALIAN TIMBUNAN
55 1+683.37
6.5655 16.63
279.2917 54.5921
56 1+700
33.5889 13.99
654.6026 57
1+713.99 59.9926
19.38 1369.6282
58 1+733.37
81.3519 16.63
1429.0275 59
1+750 90.5095
8.37 765.7244
60 1+758.37
92.4593 41.63
3688.9446 61
1+800 84.7660
50 3239.6900
62 1+850
44.8216 49.84
2146.1577 63
1+899.84 41.3003
0.16 6.6136
64 1+900
41.3695 24.84
907.1146 65
1+924.84 31.6671
19.39 524.6750
66 1+944.23
22.4510 5.77
123.1555 67
1+950 20.2372
24.84 419.5079
68 1+974.84
13.5396 25.16
239.6339 6.3680
69 2+000
5.5092 0.5062
50 137.7300
355.9300 70
2+050 13.7310
50 1225.7150
71 2+100
35.2976 50
1367.7200 72
2+150 19.4112
50 579.8175
73 2+200
3.7815
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Sambungan tabel 5.1
No STA
JARAK M
LUAS M
2
VOLUME M
3
GALIAN TIMBUNAN
GALIAN TIMBUNAN
73 2+200
3.7815 50
1664.7925 94.5375
74 2+250
66.5917 50
2778.8925 75
2+300 44.5640
32.52 724.6106
1328.4713 76
2+332.52 81.7018
17.48 –
– 77
2+350 –
– 32.52
– –
78 2+382.52
150.5057 17.48
1375.4575 79
2+400 6.8693
50 150.6650
171.7325 80
2+450 6.0266
48.14 206.0657
81 2+498.14
2.5345 1.86
4.5648 82
2+500 2.3739
14.53 29.4400
83 2+514.53
1.6784 16.39
13.7545 3.6033
84 2+530.92
0.4397 19.08
51.8518 4.1947
85 2+550
5.4352 23.14
334.3464 86
2+573.14 23.4625
26.86 881.5694
87 2+600
42.1793 31.79
1400.0427 88
2+631.79 45.9014
18.21 801.9247
89 2+650
42.1738 24
899.7612 90
2+674.00 32.8063
16.39 487.0223
91 2+690.39
26.6229 9.61
252.1116 92
2+700 25.8457
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Sambungan tabel 5.1
No STA
JARAK M
LUAS M
2
VOLUME M
3
GALIAN TIMBUNAN
GALIAN TIMBUNAN
92 2+700
25.8457 6.79
175.0506 93
2+706.79 25.7156
43.21 1058.9518
94 2+750
23.2986 50
854.6525 95
2+800 10.8875
50 272.1875
19.7175 96
2+850 0.7887
50 1057.3975
97 2+900
41.5072 50
181.8375 1037.6800
98 2+950
7.2735 50
836.0275 99
3+000 26.1676
50 1075.3575
100 3+050
16.8467 50
960.9950 101
3+100 21.5931
30 383.0580
102 3+135
3.9441
Total Volume Galian = 72.356,62 m
3
Total Volume Timbunan = 25.253,055 m
3
Contoh perhitungan Volume Galian STA 0+900 s.d 0+950 Jarak : 0+900
– 0+950 = 50 m
Jarak LuasSTA
LuasSTA V
2
950 ..
900 ..
=
50 2
4773 ,
21 2319
, 90
= 2792,73 m
3
Contoh perhitungan Volume Timbunan STA 2+850 s.d 2+900 Jarak : 2+850
– 2+900 = 50 m
Jarak LuasSTA
LuasSTA V
2
900 2
.. 850
2 ..
=
50 2
5072 ,
41 7887
,
= 1057,3975 m
3
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5.2.2. Penghitungan Volume Pekerjaan Drainase