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ANALISIS PROYEK. ANALISIS PROYEK. V. 51 Diagram Jaringan Kerja. Diagram proyek. Bar-graph kegiatan. Bar-graph proyek. 52 Penggunaan Sumberdaya. 53 Kurva Operasional. 1 Diagram Proyek. 51 Diagram Jaringan Kerja.

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slide2

ANALISIS PROYEK

V

51 Diagram Jaringan Kerja

Diagram proyek

Bar-graph kegiatan

Bar-graph proyek

52 Penggunaan Sumberdaya

53 Kurva Operasional

1 diagram proyek
1 Diagram Proyek

51 Diagram Jaringan Kerja

Sylva Consul akanmelaksanakanproyekpengayaantanamantahap II berupapenanamanjenistertentupadasuatu areal kawasanhutandenganjeniskegiatan :

A = penetapanlokasitanam E = pasangajir

B = caritenagakerja F = buatlubangtanam

C = belibibit G = angkutbibit

D = buatajir H = penanaman

slide4

Waktu kegiatan proyek

K e g i a t a n

Kegiatan

pengikut

N a m a Lama (hari) Ket.

awal

awal

awal

awal

-

-

-

-

7

3

8

3

5

8

10

6

E

E

G

E

F

H

H

-

A

B

C

D

E

F

G

H

slide5

7

2

7

7

A

7

“Diagram JaringanKerjaProyekPengayaanTanaman”

3

7

B

3

D

3

0

20

26

E

5

12

F

8

H

6

7

4

7

1

6

8

26

20

0

12

7

C

8

8

G

10

5

10

2 bar graph kegiatan

Tipe I (kegiatandimulai & diselesaikanseawalmungkin)

Dimulaipadaharike HM1

HM1 = SPAi + 1

= SPA1 + 1 = 0 + 1 = 1

2 Bar-Graph Kegiatan

“Kegiatan A”

A

7 hari

7

0

1

2

0

7

Bar-graph kegiatanmerupakanbatas :

slide7

Diselesaikanpadaharike HS1

HS1 = SPAi + L

= SPA1 + LA = 0 + 7 = 7

Tipe II(kegiatandimulai & diselesaikanselambatmungkin)

Dimulaipadaharike HM2

HM2 = (SPLj - L) + 1

= (SPL2 - LA) + 1 = (7 – 7) + 1 = 1

Diselesaikanpadaharike HS2

HS2 = SPLj

= SPL2 = 7

slide8

Dimulaipadaharike HM3

HM3 = (SPAj - L) + 1

= (SPA2 - LA) + 1 = (7 – 7) + 1 = 1

Diselesaikanpadaharike HS2

HS3 = SPAj

= SPA2 = 7

0 1 2 3 4 5 6 7

I

II

III

Tipe III(kegiatandlaksanakandengancaramenghabis-kan FF atauselesaipadasaatpaling awalkejadi-anselesai;SPAj)

Alter. bar-graph kegiatan A

slide9

HS2 = SPLj

= SPL3 = 7

Tipe I ; HM1 = SPAi + 1

= SPA1 + 1 = 0 + 1 = 1

HS1 = SPAi + L

Tipe II ; HM2 = (SPLj - L) + 1

= SPA1 + LB = 0 + 3 = 3

= (SPL3 - LB) + 1 = (7 – 3) + 1 = 5

B

3 hari

7

3

7

“Kegiatan B”

0

1

0

slide10

Tipe III ; HM3 = (SPAj - L) + 1

= (SPA3 - LB) + 1 = (7 – 3) + 1 = 5

HS3 = SPAj

= SPA3 = 7

0 1 2 3 4 5 6 7

Alter. bar-graph kegiatan B

I

II

III

slide11

HS2 = SPLj

= SPL5 = 10

Tipe I ; HM1 = SPAi + 1

HS1 = SPAi + L

= SPA1 + 1 = 0 + 1 = 1

= SPA1 + LC = 0 + 8 = 8

Tipe II ; HM2 = (SPLj - L) + 1

= (SPL5 - LC) + 1 = (10 – 8) + 1 = 3

C

8 hari

8

5

10

“Kegiatan C”

0

1

0

slide12

Tipe III ; HM3 = (SPAj - L) + 1

= (SPA5 - LC) + 1 = (8 – 8) + 1 = 1

HS3 = SPAj

= SPA5 = 8

0 1 2 3 4 5 6 7 8 9 10

I

II

III

Alternatif bar-graph kegiatan C

slide13

HS2 = SPLj

= SPL4 = 7

Tipe I ; HM1 = SPAi + 1

= SPA1 + 1 = 0 + 1 = 1

HS1 = SPAi + L

= SPA1 + LD = 0 + 3 = 3

Tipe II ; HM2 = (SPLj - L) + 1

= (SPL4 - LD) + 1 = (7 – 3) + 1 = 5

D

3 hari

7

4

7

“Kegiatan D”

0

1

0

slide14

Tipe III ; HM3 = (SPAj - L) + 1

= (SPA4 - LD) + 1 = (7 – 3) + 1 = 5

HS3 = SPAj

= SPA4 = 7

0 1 2 3 5 6 7

I

II

III

Alternatif bar-graph kegiatan D

slide15

HS2 = SPLj

= SPL6 = 12

Tipe I ; HM1 = SPAi + 1

= SPA4 + 1 = 7 + 1 = 8

HS1 = SPAi + L

= SPA4 + LE = 7 + 5 = 12

Tipe II ; HM2 = (SPLj - L) + 1

= (SPL6 - LE) + 1 = (12 – 5) + 1 = 8

E

5 hari

7

12

4

6

7

12

“Kegiatan E”

slide16

Tipe III ; HM3 = (SPAj - L) + 1

= (SPA6 - LE) + 1 = (12 – 5) + 1 = 8

HS3 = SPAj

= SPA6 = 12

7 8 9 10 11 12

I

II

III

Alternatif bar-graph kegiatan E

slide17

Tipe I ; HM1 = SPAi + 1

HS2 = SPLj

= SPL7 = 20

= SPA6 + 1 = 12 + 1 = 13

HS1 = SPAi + L

= SPA6 + LF = 12 + 8 = 20

Tipe II ; HM2 = (SPLj - L) + 1

= (SPL7 - LF) + 1 = (20 – 8) + 1 = 13

F

8 hari

12

20

6

7

12

20

“Kegiatan F”

slide18

Tipe III ; HM3 = (SPAj - L) + 1

= (SPA7 - LF) + 1 = (20 – 8) + 1 = 13

HS3 = SPAj

= SPA7 = 20

12 13 14 15 16 17 18 19 20

I

II

III

Alternatif bar-graph kegiatan F

slide19

HS2 = SPLj

Tipe I ; HM1 = SPAi + 1

= SPL7 = 20

= SPA5 + 1 = 8 + 1 = 9

HS1 = SPAi + L

= SPA5 + LG = 8 + 10 = 18

Tipe II ; HM2 = (SPLj - L) + 1

= (SPL7 - LG) + 1 = (20 – 10) + 1 = 11

G

10 hari

8

20

5

7

10

20

“Kegiatan G”

slide20

Tipe III ; HM3 = (SPAj - L) + 1

= (SPA7 - LG) + 1 = (20 – 10) + 1 = 11

HS3 = SPAj

= SPA7 = 20

Alternatif bar-graph kegiatan H

08 09 10 11 12 13 14 15 16 17 18 19 20

I

II

III

slide21

HS2 = SPLj

Tipe I ; HM1 = SPAi + 1

= SPL8 = 26

= SPA7 + 1 = 20 + 1 = 21

HS1 = SPAi + L

= SPA7 + LH = 20 + 6 = 26

Tipe II ; HM2 = (SPLj - L) + 1

= (SPL8 - LH) + 1 = (26 – 6) + 1 = 21

H

6 hari

20

26

7

8

20

26

“Kegiatan H”

slide22

Tipe III ; HM3 = (SPAj - L) + 1

= (SPA8 - LH) + 1 = (26 – 6) + 1 = 21

HS3 = SPAj

= SPA8 = 26

20 21 22 23 24 25 26

I

II

III

Alternatif bar-graph kegiatan H

slide23

Hari Selesai ( H S )

Hari Mulai ( H M )

Lama (hari)

Nama kegiatan

A 7 1 7

B 3 1 3

C 8 1 8

D 3 1 3

E 5 8 12

F 8 13 20

G 10 9 18

H 6 21 26

(rangkuman bar-graph semuakegiatan yang dimulai & diselesaikanseawalmungkin)

RangkumanTipe Bar-graph

* Tipe I

slide24

Hari Selesai ( H S )

Hari Mulai ( H M )

Nama kegiatan

Lama (hari)

A 7 1 7

B 3 5 7

C 8 3 10

D 3 5 7

E 5 8 12

F 8 13 20

G 10 11 20

H 6 21 26

(rangkuman bar-graph semuakegiatan yang dimulai & diselesaikanselambatmungkin)

* Tipe II

slide25

Hari Selesai ( H S )

Hari Mulai ( H M )

Nama kegiatan

Lama (hari)

A 7 1 7

B 3 5 7

C 8 1 8

D 3 5 7

E 5 8 12

F 8 13 20

G 10 11 20

H 6 21 26

(rangkuman bar-graph semuakegiatan & menghasilkan FF)

* Tipe III

slide26

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

A

B

C

D

E

F

G

H

Tipe

I

A

B

C

D

E

F

G

H

Tipe

II

A

B

C

D

E

F

G

H

Tipe

III

Bargraphkegiatan2 Proyek

slide27

Perludiketahuilebihdulu :

  • Berapabanyaksumberdayaygakandigunakanselamaproyekberlangsung
  • Kebutuhansumberdayaygakandianalisispadatiapkegiatanproyek

52 Penggunaan Sumberdaya

Bilapenggunaansumberdayatidakdinyatakan, berartibanyaknyasumberdayaygakandigunakan (distribusi) adalahsamauntuksetiapkegiatanselamaproyektsbberlangsung

analisis sumberdaya tiap kegiatan proyek

(menetapkan/pemetaanlokasiselama 7 hari)

Tenagakerja : 1 orangjuruukur & 2 orangpembantuukur

Kebutuhantenagakerja = 7 hari x 3 orang = 21 hari-orang

Upah : 1 orangjuruukur = Rp.150.000/hari

2 orangpemb. Ukur = 2 orang x Rp.25.000/orang/hari

= Rp.50.000/hari

Jumlahbiaya 3 orang = Rp.200.000/hari

Kebutuhanbiayaukur = 7 hari x Rp.200.000/hari

= Rp.1.400.000,-

 Analisis sumberdaya tiap kegiatan proyek

Kegiatan A

slide29

(caripekerjadialokasikan 3 hari)

Untukmencaripekerjapembuatanajir, pembuatanlubangtanamdanpenanamanbibitdiperlukan 2 orangtenagakerja.

Kebutuhanpencarit.kerja = 3 hari x 2 orang = 6 hari-orang

Kegiatan B

Upahpencaritenagakerja = Rp.20.000/hari/orang

Kebutuhanbiaya= 6 hari-orang x Rp.20.000/hari/orang

= Rp.120.000,-

slide30

(pesan/belibibitdialokasikan 8 hari)

Kebutuhanbibit (50.000 batang + 10%) = 55.000 batang

Hargabibitdipenangkar Rp.250/batang

Kebutuhanbiaya = 55.000 batang x Rp.250/batang

= Rp.13.750.000,-

Kegiatan C

slide31

(pembuatanajirdialokasikan 3 hari)

Kebutuhanajir (50.000 batang + 2%) = 51.000 batang

Kemampuanbuatajir 500 batang/hari/orang

51.000 batang

Kebutuhantenagakerja= = 102 hr-org

500 btg/hr/org

Upahbuatajir Rp.100/batang

Kebutuhanbiaya= 51.000 batang x Rp.100/batang

= Rp.5.100.000,-

Kegiatan D

slide32

(pasangajirdialokasikan 5 hari)

Jumlahajir yang dipasangsesuaijumlahbibit yang akanditanamsebanyak 50.000 batang

Kemampuanpasangajir = 250 batang/hari/orang

50.000 batang

Kebutuhantenagakerja = = 200 hari-org

250 btg/hr/org

Upahpasangajir Rp.150/batang

Kebutuhanbiaya= 50.000 batang x Rp.150/batang

= Rp.7.500.000,-

Kegiatan E

slide33

(buatlubangtanamdialokasikan 8 hari)

Pembuatanlubangsebanyak 50.000 lubang (sesuaijumlahajir yang ada)

50.000 lubang

Kebutuhan tenaga kerja = = 400 hari-orang

125 lbg/hr/org

Kemampuangalilubang = 125 lubang/hari/orang

Upahgalilubang = Rp.125/lubang

Kebutuhanbiaya= 50.000 lubang x Rp.125/lubang

= Rp.6.250.000,-

Kegiatan F

slide34

(angkutbibitdialokasikan 10 hari)

Bibit yang diangkutkelokasitanam = 54.000 batang

54.000 batang

Kebutuhanangkut = = 9 hari-truk

6.000 btg/hr/truk

Kemampuanangkut = 6.000 batang/hari/truk

Upahangkut = Rp.300.000/hari/truk

Kebutuhanbiaya= 9 hari-truk x Rp.300.000/hari/truk

= Rp.2.700.000,-

Kegiatan G

slide35

(tanambibitdialokasikan 6 hari)

Bibit yang ditanamsebanyak 50.000 batang

Kemampuantanam = 400 batang/hari/orang

50.000 batang

Kebutuhantanam = = 125 hari-orang

400 btg/hr/org

Upahtanam = Rp.150/batang

Kebutuhanbiayatanam = 50.000 batang x Rp.150/batang

= Rp.7.500.000,-

Kegiatan H

hasil p erhitungan sumberdaya harian pada setiap kegiatan proyek
Hasilperhitungansumberdayaharianpadasetiapkegiatanproyek

Jumlah Sumberdaya

Nama

kegiatan

Lama

(hari)

Peralatan

(hari-alat)

T.kerja

(hari-org)

Bahan

(satuanjlh)

Biaya

Rp.0.000

A

B

C

D

E

F

G

H

1 .400

120

13.750

5.100

7.500

6.250

2.700

7.500

21

6

-

102

200

400

-

125

-

-

55.000 bbt

-

-

-

-

-

7

3

8

3

5

8

10

6

-

-

-

-

-

-

9

-

ajr = ajir ; bbt = bibit

53 kurva operasional
53 Kurva Operasional

Penyajiankurvaoperasionaliniuntukmemperjelaspemakai-an sumberdayaselamapelaksanaansuatukegiatanatauproyek

Penyajiankurvaoperasionaluntukpelaksanaantipe I dantipe II berupagrafik :

 histogram pemakaiansumberdaya per hari

 kurva S pemakaiansumberdayasecarakumulatif

Koridoroperasional : daerahpelaksanaankemungkinanpemakaiansumberdayatertentu yang dibatasiolehkeduakurva S (tipe I dantipe II)

slide39

Tipe I

Kurva S kebutuhanbiayakumulatifdankoridoroperasional

Koridor Operasional

Tipe II