DAFTAR ISI
ABSTRAK ........................................................................................................... i KATA PENGANTAR .......................................................................................... ii DAFTAR ISI ....................................................................................................... iv DAFTAR TABEL .............................................................................................. vi DAFTAR GAMBAR ........................................................................................ viii BAB I PENDAHULUAN 1.1 Latar Belakang Masalah ......................................................................... 1 1.2 Rumusan Masalah ................................................................................... 2 1.3 Tujuan Penelitian .................................................................................... 2 1.4 Batasan Masalah ..................................................................................... 2 1.5 Sistematika Penulisan ............................................................................. 3
BAB II LANDASAN TEORI 2.1 Perencanaan Distribusi ............................................................................ 4 2.2 Pemilihan Lokasi .................................................................................... 8 2.3 Formulasi Masalah Transportasi ........................................................... 13 2.4 Sistem Pengadaan ............................................................................... 19 2.5 Proses Tender dan Kontarak ................................................................. 21 2.6 Penerimaan Barang .............................................................................. 22 2.7 Penyimpanan Barang ............................................................................. 23 2.8 Persediaan Deterministik ....................................................................... 25 2.9 Persediaan Probabilistik ....................................................................... 34 2.10 Persediaan Tak Tentu .......................................................................... 42 2.11 Manajemen Pergudangan .................................................................... 51 2.12 Definisi Gudang .................................................................................. 51 2.13 Alasan Pentingnya Gudang ................................................................. 52 2.14 Aktivitas Gudang ................................................................................ 52 2.15 Prinsip Pemilihan Lokasi Gudang ...................................................... 53
BAB III METODOLOGI PENELITIAN 3.1 Observasi Awal ..................................................................................... 58 3.2 Perumusan Masalah .............................................................................. 58
3.3 Tujuan Penelitian .................................................................................. 58 3.4 Pengumpulan Data ................................................................................ 58 3.5 Pengolahan Data ................................................................................... 58 3.6 Analisis ................................................................................................. 59
BAB IV PENGUMPULAN DAN PENGOLAHAN DATA 4.1 Pengumpulan Data .............................................................................. 60 4.1.1 Company Profile ............................................................................. 60 4.1.2 Struktur Organisasi ......................................................................... 60 4.1.3 Demand Periode Januari 2011 – Mei 2011 ..................................... 61 4.1.4 Biaya Pengiriman Mesin Bor ........................................................... 61 4.2 Pengolahan Data .................................................................................... 62 4.2.1 Metode North West Corner Rule ..................................................... 62 4.2.2 Metode Least Cost ........................................................................... 72 4.2.3 Metode Vogel Analysis Method ....................................................... 82 4.2.3 Total Biaya Keseluruhan.................................................................. 92
BAB V ANALISIS 5.1 Analisis ................................................................................................. 93
BAB VI KESIMPULAN DAN SARAN 6.1 Kesimpulan ........................................................................................... 97 6.2 Saran ..................................................................................................... 97 DAFTAR PUSTAKA
DAFTAR TABEL
Tabel 2.1 Bobot Point Rating ............. ................................................................. 12 Tabel 2.2 Bentuk Umum Transportasi ................................................................. 15 Tabel 2.3 Tabel Transportasi ............................................................................... 17 Tabel 2.4 Tabel Transportasi North West Corner Rule ....................................... 17 Tabel 2.5 Tabel Transportasi Least Cost ............................................................. 18 Tabel 2.6 Tabel Permintaan Koran setiap hari beserta kemungkinannya ............ 45 Tabel 2.7 Tabel Matriks Pay-off Tingkat Keuntungan ........................................ 46 Tabel 2.8 Tabel Matriks Perhitungan Pay-off Keuntungan ................................. 47 Tabel 2.9 Tabel Matriks pay-off Keuntungan....................................................... 47 Tabel 3.0 Tabel Nilai Ekspektasi Keuntungan Untuk Setiap Lot Pemesanan ..... 48 Tabel 3.1 Tabel Kemungkinan Komponen dan Kemungkinannya ...................... 49 Tabel 3.2 Tabel Matriks Pay-off Ongkos Penyediaan Komponen XR ................ 50 Tabel 3.2 Tabel Matriks Pay-off Ongkos Penyediaan Komponen XR ................ 50 Tabel 4.1 Data Demand Periode Januari 2011-Mei 2011 .................................... 61 Tabel 4.2 Biaya Pengiriman ................................................................................. 61 Tabel 4.4 Perhitungan bulan Januari iterasi ke-1 ................................................. 62 Tabel 4.5 Perhitungan bulan Januari iterasi ke-2 ..................................................62 Tabel 4.6 Perhitungan bulan Januari iterasi ke-3 ................................................. 63 Tabel 4.7 Perhitungan bulan Januari iterasi ke-4 ................................................. 63 Tabel 4.8 Perhitungan bulan Februari iterasi ke-1 ............................................... 64 Tabel 4.9 Perhitungan bulan Februari iterasi ke-2 ............................................... 64 Tabel 4.10 Perhitungan bulan Februari iterasi ke-3 ............................................. 65 Tabel 4.11 Perhitungan bulan Februari iterasi ke-4 ............................................. 65 Tabel 4.12 Perhitungan bulan Maret iterasi ke-1 ................................................. 66 Tabel 4.13 Perhitungan bulan Maret iterasi ke-2 .................................................. 66 Tabel 4.14 Perhitungan bulan Maret iterasi ke-3 .................................................. 67 Tabel 4.15 Perhitungan bulan Maret iterasi ke-4 .................................................. 67 Tabel 4.16 Perhitungan bulan April iterasi ke-1 .................................................. 68 Tabel 4.17 Perhitungan bulan April iterasi ke-2 .................................................. 68 Tabel 4.18 Perhitungan bulan April iterasi ke-3 .................................................. 69 Tabel 4.19 Perhitungan bulan Mei iterasi ke-1 .....................................................69 Tabel 4.20 Perhitungan bulan Mei iterasi ke-2 .................................................... 70
Tabel 4.21 Perhitungan bulan Mei iterasi ke-3 .................................................... 70 Tabel 4.22 Perhitungan bulan Mei iterasi ke-4 .................................................... 71 Tabel 4.23 Perhitungan bulan Januari iterasi ke-1 ............................................... 72 Tabel 4.24 Perhitungan bulan Januari iterasi ke-2 .............................................. 72 Tabel 4.25 Perhitungan bulan Januari iterasi ke-3 .............................................. 73 Tabel 4.26 Perhitungan bulan Februari iterasi ke-1 ............................................ 74 Tabel 4.27 Perhitungan bulan Februari iterasi ke-2 ............................................ 74 Tabel 4.28 Perhitungan bulan Februari iterasi ke-3 ........................................... 75 Tabel 4.29 Perhitungan bulan Maret iterasi ke-1 ................................................ 76 Tabel 4.30 Perhitungan bulan Maret iterasi ke-2 ................................................ 76 Tabel 4.31 Perhitungan bulan Maret iterasi ke-3 ................................................. 77 Tabel 4.32 Perhitungan bulan April iterasi ke-1 ................................................. 78 Tabel 4.33 Perhitungan bulan April iterasi ke-2 ................................................. 78 Tabel 4.34 Perhitungan bulan April iterasi ke-3 ................................................. 79 Tabel 4.35 Perhitungan bulan Mei iterasi ke-1 ................................................... 80 Tabel 4.36 Perhitungan bulan Mei iterasi ke-2 .................................................... 80 Tabel 4.37 Perhitungan bulan Mei iterasi ke-3 .................................................... 81 Tabel 4.38 Perhitungan bulan Januari iterasi ke-1 ............................................... 82 Tabel 4.39 Perhitungan bulan Januari iterasi ke-2 .............................................. 82 Tabel 4.40 Perhitungan bulan Januari iterasi ke-3 .............................................. 83 Tabel 4.41 Perhitungan bulan Februari iterasi ke-1 ............................................ 84 Tabel 4.42 Perhitungan bulan Februari iterasi ke-2 ............................................ 84 Tabel 4.43 Perhitungan bulan Februari iterasi ke-3 ........................................... 85 Tabel 4.44 Perhitungan bulan Maret iterasi ke-1 ................................................ 86 Tabel 4.45 Perhitungan bulan Maret iterasi ke-2 ................................................ 86 Tabel 4.46 Perhitungan bulan Maret iterasi ke-3 ................................................. 87 Tabel 4.47 Perhitungan bulan April iterasi ke-1 ................................................. 88 Tabel 4.48 Perhitungan bulan April iterasi ke-2 ................................................. 88 Tabel 4.49 Perhitungan bulan April iterasi ke-3 ................................................. 89 Tabel 4.50 Perhitungan bulan Mei iterasi ke-1 ................................................... 90 Tabel 4.51 Perhitungan bulan Mei iterasi ke-2 .................................................... 91 Tabel 4.52 Perhitungan bulan Mei iterasi ke-3 .................................................... 91 Tabel 4.53 Total Biaya setelah menggunakan metode trasportasi ....................... 92 Tabel 5.1 Biaya pengiriman sebelum dan sesudah menggunakan metode transportasi
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DAFTAR GAMBAR
Gambar 2.1 Gambar Model Jaringan Transportasi ................................................ 7 Gambar 2.2 Gambar Transportasi Tidak Sempurna .............................................. 8 Gambar 2.3 Gambar Model Jaringan Transportasi Umum .................................. 14 Gambar 2.4 Gambar Mekanisme Pengeluaran Barang ........................................ 10 Gambar 2.5 Gambar Siklus Pengdaan Barang ..................................................... 19 Gambar 2.6 Gambar Mekanisme Rencana Pengadaan ....................................... 21 Gambar 2.7 Gambar Penerimaan Barang ............................................................ 23 Gambar 2.8 Gambar Penyimpanan Barang........... .............................................. 24 Gambar 2.9 Elemen Penting Pergudangan............ .............................................. 52 Gambar 2.10 Tahapan Macro Analysis ................................................................ 53 Gambar 2.11 Tahapan Micro Analysis ................................................................. 55 Gambar 2.12 Tahapan Spesific Site Selection ...................................................... 56 Gambar 3.1 Flowchart Pemecahan Masalah ........ ........................................................... 57
