Identifikasi Penyebab Pembengkakan Biaya (Cost Overrun) Proyek Perumahan

LAMPIRAN

Lampiran 1

I.

II.

KUESIONER PENELITIAN
May 2015
Nama Mahasiswa : Mohammad Fandhu Al Addiat (Mahasiswa Teknik Sipil USU)
Judul Skripsi : Identifikasi Penyebab Overrun Biaya Proyek Konstruksi Gedung

Biodata Pengisi
a. Nama
Perusahaan
b. Jabatan
c. Type Rumah
d. Jumlah Rumah

:.................................................

:.................................................
:.................................................
:.................................................

Tabel Skala Penilaian Kuesioner
Skala
keterangan
1
Sangat Tidak Setuju
2
Tidak Setuju
3
Netral / Ragu-ragu
4
Setuju
5
Sangat Setuju
*) beri tanda (√) pada penilaian yang sesuai

66

Universitas Sumatera Utara

III.1

Dibawah Ini Merupakan Faktor-Faktor Penyebab Terjadinya Overrun Biaya
Pilihan
Jawaban
1 2 3 4 5

No.

Pernyataan

1
2
3
4
5
6
7

8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26


Data dan informasi proyek yang kurang lengkap.
Tidak memperhitungkan biaya tak terduga (contingencies).
Tidak memperhatikan faktor resiko pada lokasi dan konstruksi.
Ketidak tepatan estimasi biaya.
Tingginya frekuensi perubahan pelaksanaan.
Terlalu banyak pengulangan pekerjaan karena mutu jelek.
Terlalu banyak proyek yang ditangani dalam waktu yang sama.
Terjadi perbedaan/perselisihan pada proyek.
Penanggung jawab proyek tidak kompeten/cakap.
Waktu yang panjang antara SPK (Surat Perintah Kerja) dan pelaksanaan proyek.
Sering terjadi perubahan desain.
Dokumen Kontrak yang tidak lengkap.
Penunjukan subkontraktor dan suplier yang tidak tepat.
Adanya kenaikan harga material.
Terlambat/kekurangan bahan/material pada waktu pelaksanaan.
Tidak adanya quality control (kontrol kualitas)
Pemakaian bahan/material yang salah.
Pencurian bahan/material.
Kerusakan material.
Kekurangan tenaga kerja.

Produktivitas tenaga kerja yang buruk/rendah.
Cara pembayaran yang tidak tepat waktu.
Keterlambatan jadwal karena pengaruh cuaca.
Terjadi fluktuasi upah tenaga kerja.
Sering terjadi penundaan pekerjaan.
Terjadi huruhara/kerusuhan di sekitar lokasi proyek.

III.2

Berdasarkan pengalaman Anda, berapa persen pembengkakan biaya yang terjadi di proyek
5. 261. 5-10%
2. 11-15%
3. 16-20%
4. 21-25%
30%

sumber : Jurnal Fahirah F. (Identifikasi Penyebab Overrun Biaya Proyek Konstruksi Gedung)

67
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Lampiran 2. Tabulasi Data
Variabel X1 X2 X3 X4 X5 X6 X7 X8 X9 X10 X11 X12 X13 X14 X15 X16 X17 X18 X19 X20 X21 X22 X23 X24 X25 X26
P1
5 4 2 4 5 4 5 2 2
2
5
4
4
4
5
4
4
4
4
4
4

5
4
4
5
4
P2
2 2 1 5 4 4 3 4 5
3
5
4
3
4
4
3
3
5
4
3
3
1

3
4
5
4
P3
2 2 4 4 5 4 4 3 4
4
5
2
4
5
3
4
4
5
5
3
3
4
4

4
5
4
P4
5 5 3 4 5 5 4 3 2
3
4
3
2
5
2
3
3
4
4
2
2
3
2
4

4
2
P5
4 5 4 5 5 5 4 4 3
3
5
5
4
5
5
4
5
5
5
5
4
5
4
4
4

5
P6
2 5 4 5 3 4 1 2 3
3
4
2
4
5
4
4
5
5
5
4
3
3
4
4
4
5
P7
3 4 4 5 4 4 2 4 4
4
4
4
4
5
4
4
4
5
4
2
4
2
4
5
4
4
P8
5 4 4 3 4 2 2 1 3
3
4
2
4
2
4
4
2
2
2
2
4
4
4
3
4
2
P9
3 2 4 5 5 4 4 4 4
4
5
4
4
5
5
4
4
5
5
4
4
4
3
4
4
2
P10
3 2 4 5 4 2 5 5 4
5
3
4
4
5
5
4
5
5
4
4
5
4
5
4
5
4
P11
4 4 3 4 5 3 4 4 3
2
4
3
5
4
4
5
4
3
4
4
4
4
4
5
4
3
P12
4 4 4 4 3 5 3 4 4
4
5
4
4
5
4
4
4
4
5
5
4
4
4
4
5
4
P13
5 4 3 3 3 4 3 2 2
3
3
4
4
5
4
4
4
4
5
2
4
3
4
5
4
4
P14
2 2 5 4 4 2 1 2 3
4
4
2
4
5
2
3
4
5
4
1
3
3
4
4
3
4
P15
4 5 5 4 4 2 2 4 5
5
2
2
2
4
4
5
4
4
4
2
4
3
3
4
5
3
P16
5 5 5 5 5 5 4 4 5
3
1
2
4
2
4
5
5
5
4
3
4
2
4
4
4
4
P17
3 5 4 5 4 5 5 4 5
3
5
4
3
5
5
4
4
4
4
5
5
4
5
5
4
3
P18
3 3 5 4 4 5 1 3 4
3
5
3
5
5
4
3
4
2
4
2
5
3
3
4
5
5
P19
4 5 5 5 4 2 2 2 2
2
4
2
4
4
4
5
4
5
4
2
2
5
2
5
2
5
P20
4 5 4 5 5 5 4 4 3
3
5
5
4
5
5
4
5
5
5
5
4
5
4
4
4
5
P21
3 2 4 5 4 2 5 5 4
5
3
4
4
5
5
4
5
5
4
4
5
4
5
4
5
4
P22
4 5 5 4 4 2 2 4 5
5
2
2
2
4
4
5
4
4
4
2
4
3
3
4
5
3
P23
4 5 4 5 5 5 4 4 3
3
5
5
4
5
5
4
5
5
5
5
4
5
4
4
4
5
P24
5 4 2 4 5 4 5 2 2
2
5
4
4
4
5
4
4
4
4
4
4
5
4
4
5
4
P25
3 5 4 5 4 5 5 4 5
3
5
4
3
5
5
4
4
4
4
5
5
4
5
5
4
3

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Universitas Sumatera Utara

P26
P27
P28
P29
P30

4
5
3
4
5

5
4
3
4
4

5
4
5
4
4

5
3
4
4
3

4
4
4
3
4

2
2
5
5
2

2
2
1
3
2

2
1
3
4
1

2
3
4
4
3

2
3
3
4
3

4
4
5
5
4

2
2
3
4
2

4
4
5
4
4

4
2
5
5
2

4
4
4
4
4

5
4
3
4
4

4
2
4
4
2

5
2
2
4
2

4
2
4
5
2

2
2
2
5
2

2
4
5
4
4

5
4
3
4
4

2
4
3
4
4

5
3
4
4
3

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Universitas Sumatera Utara

2
4
5
5
4

5
2
5
4
2

Lampiran 3. Hasil Uji Validitas
Tahap 1
Item-Total Statistics
Corrected Item-

Cronbach's

Scale Mean if

Scale Variance

Total

Alpha if Item

Item Deleted

if Item Deleted

Correlation

Deleted

X1

98.97

144.654

-.258

.856

X2

98.77

137.289

.030

.848

X3

98.77

142.047

-.155

.852

X4

98.37

129.275

.594

.830

X5

98.50

136.466

.160

.840

X6

99.03

122.999

.512

.829

X7

99.57

119.702

.587

.825

X8

99.53

120.464

.679

.822

X9

99.20

134.166

.171

.842

X10

99.40

137.766

.037

.845

X11

98.57

133.564

.188

.841

X12

99.47

120.740

.742

.820

X13

98.90

138.438

.021

.844

X14

98.37

126.378

.517

.829

X15

98.53

127.637

.622

.828

X16

98.67

138.230

.054

.842

X17

98.73

124.754

.732

.824

X18

98.60

128.317

.399

.834

X19

98.60

126.386

.647

.827

X20

99.47

113.844

.856

.812

X21

98.83

131.178

.379

.835

X22

98.97

132.033

.271

.838

X23

98.97

131.068

.403

.834

X24

98.57

134.944

.310

.837

X25

98.47

134.878

.202

.840

X26

98.93

130.340

.336

.836

Y

99.47

113.844

.856

.812

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Tahap 2
Item-Total Statistics
Corrected Item-

Cronbach’s

Scale Mean if

Scale Variance

Total

Alpha if Item

Item Deleted

if Item Deleted

Correlation

Deleted

X4

47.93

91.651

.611

.903

X6

48.60

86.524

.509

.907

X7

49.13

82.671

.632

.902

X8

49.10

84.093

.695

.898

X12

49.03

83.826

.789

.894

X14

47.93

88.685

.554

.903

X15

48.10

91.266

.568

.903

X17

48.30

88.631

.695

.899

X18

48.17

89.937

.450

.908

X19

48.17

89.316

.654

.901

X20

49.03

78.999

.853

.890

X21

48.40

94.041

.341

.910

X23

48.53

92.878

.433

.907

Y

49.03

78.999

.853

.890

Tahap 3
Item-Total Statistics
Corrected Item-

Cronbach's

Scale Mean if

Scale Variance

Total

Alpha if Item

Item Deleted

if Item Deleted

Correlation

Deleted

X4

44.07

85.168

.637

.905

X6

44.73

80.547

.508

.910

X7

45.27

76.892

.628

.905

X8

45.23

78.461

.681

.901

X12

45.17

78.144

.778

.897

X14

44.07

82.409

.566

.906

X15

44.23

85.633

.531

.907

X17

44.43

82.461

.703

.902

X18

44.30

82.838

.503

.909

X19

44.30

82.769

.687

.902

X20

45.17

73.385

.848

.893

X23

44.67

87.402

.385

.912

Y

45.17

73.385

.848

.893

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Lampiran 4. Hasil Uji Reabilitas

Case Processing Summary
N
Cases

Valid
Excluded

%
30

100.0

0

.0

30

100.0

a

Total

a. Listwise deletion based on all variables in the
procedure.

Reliability Statistics
Cronbach's
Alpha

N of Items
.840

27

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Lampiran 5. Hasil Analisa Korelasi
Correlations
X4
X4

Pearson Correlation

X6
1

Sig. (2-tailed)
N
X6

Pearson Correlation

.274

Sig. (2-tailed)

.142

N
X7

30

30

30

.334

.097

**

**

.107

.408

.071

.609

.001

.002

.573

.002

30

30

30

30

30

30

30

30

.186

**

.326

.356

.254

**

**

.325

.004

.078

.054

.176

.000

.007

.000

30

30

30

30

30

30

30

30

30

**

**

.339

**

**

**

**

.260

.002

.003

.067

.000

.009

.002

.002

.166

.002

30

30

30

30

30

30

30

30

30

1

**

**

*

.303

**

**

*

.000

.000

30

30

30

30

30

30

30

.295

.332

**

*

.157

.113

.073

.001

.013

30

30

30

1

**

**

.008

.000

30
1

30

30

.473

30

30

**

.332

**

.000

.073

.008

30

30

30

30

*

**

**

**

.579

.473

.542

.606

.542

.392

Sig. (2-tailed)

.032

.001

.000

.002

30

30

30

30

30

*

*

.186

**

**

.449

.606

.579

Pearson Correlation

Pearson Correlation

.456

Sig. (2-tailed)

.011

.013

.325

.003

.002

30

N
X15

30

.034

.113

N
X14

30

.011

.067

.632

.009

.032

.522

.552

.449

.522

.552

.538

.506

.689

.535

.724

.484

.383

.537

.689

.535

.724

**

**

**

**

**

.019

.104

.004

.000

.037

.000

30

30

30

30

30

30

30

30

.056

**

*

**

*

.068

.377

1

30

30

30

Pearson Correlation

.388

.157

**

.339

**

.056

Sig. (2-tailed)

.034

.408

.004

.067

.000

.767

30

30

30

30

30

30

N

.425

.469

.537

.471

.000

30

.602

.602

.626

.567

.471

.002

*

.515

.515

.517

**

Y

.838

.754

**

X23

.009

.703

**

X20

.003

.388

*

X19

.039

.456

*

X18

**

.392

*

X17

.000

Sig. (2-tailed)

N

**

X15

.067

1

.632

X14

.142

.295

Pearson Correlation

X12

.339

.339

Sig. (2-tailed)

X12

30

X8

.274

Pearson Correlation

N
X8

30

X7

30

.605

.460

.794

.377

*

.767

.000

.011

.000

.040

.723

.040

30

30

30

30

30

30

30

1

*

.100

.129

**

*

.046

.601

.497

.000

.015

.000

30

30

30

30

30

30

30

.367

.662

.439

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Universitas Sumatera Utara

.662

**

X17

Pearson Correlation
Sig. (2-tailed)
N

X18

Pearson Correlation
Sig. (2-tailed)
N

X19

Pearson Correlation
Sig. (2-tailed)
N

X20

Pearson Correlation
Sig. (2-tailed)
N

X23

.334

.326

.000

.071

.078

.000

.019

.000

.046

30

30

30

30

30

30

30

30

**

.303

.460

*

.100

**

.626

**

.425

*

.605

**

.367

*

1

.671

**

.773

**

.004

30

30

30

30

30

1

**

.321

.030

.321

.000

.083

.873

.083

30

30

30

30

1

**

-.010

.004

.959

.004

30

30

30

1

**

.609

.054

.009

.104

.011

.601

.000

30

30

30

30

30

30

30

30

30

**

**

.254

**

**

**

.129

**

**

.003

.001

.176

.002

.004

.000

.497

.000

.000

30

30

30

30

30

30

30

30

30

30

**

**

**

**

**

*

**

**

.321

**

.471

.567

.537

.689

.538

.535

.506

.724

.794

.377

.662

.773

.505

.660

.660

.510

.009

.002

.000

.002

.000

.040

.000

.004

.083

.004

30

30

30

30

30

30

30

30

30

30

**

.260

.383

*

.068

.439

*

.232

.030

-.010

.510

.539

.510

1.000

**

**

.002

.000

30

30

30

**

1

.107

Sig. (2-tailed)

.838

.573

.007

.166

.037

.723

.015

.217

.873

.959

.002

30

30

30

30

30

30

30

30

30

30

30

30

30

**

**

**

**

**

*

**

**

.321

**

**

**

1

Sig. (2-tailed)
N

.471

.537

.689

.535

.724

.377

.662

.505

.510

.539

1.000

.539

**

.039

Pearson Correlation

.484

**

.217

.000

.517

.505

.004

.356

.671

.232

.000

.097

.469

**

.000

**

.754

.505

Pearson Correlation

N
Y

**

.703

.002

.539

.009

.002

.000

.002

.000

.040

.000

.004

.083

.004

.000

.002

30

30

30

30

30

30

30

30

30

30

30

30

**. Correlation is significant at the 0.01 level (2-tailed).
*. Correlation is significant at the 0.05 level (2-tailed).

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30

Lampiran 6. Tabel Nilai R Produk Momen

76
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