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WAREHOUSING. Materi. Function of Warehouse Types of Warehouse Structural Aspect Functional Aspect Warehouse Design Warehouse Operation. Function. Storage in Transit Inventory Economic Service Consolidation & Break Bulk - Spot Stocking
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WAREHOUSING Andary A Munita Hanafiah
Materi • Function of Warehouse • Types of Warehouse • Structural Aspect • Functional Aspect • Warehouse Design • Warehouse Operation
Function Storage in Transit Inventory Economic Service • Consolidation & Break Bulk - Spot Stocking • Assortment - Full Line Stocking • Postponement - Product Support • Stockpiling - Market Presence • Reverse Logistics
Consolidation & Break Bulk • Reduce Transportation Cost by using warehouse capability to increase shipment economic of scale • Consolidation, warehouse receives materials from number of sources which combined into a large single shipment to a specific destination • Break-Bulk, operator receives a single large shipment and arrange for delivery to multiple destination
Consolidation Plant A Consolidation Warehouse Plant A X Y Z Plant A
Break-Bulk Customer X Break-Bulk Warehouse Plant A Customer Y Customer Z
Assortment Reconfigure freight as it flows from origin to destination Cross Docking Mixing Assembly
Cross-Dock Combine inventory from multiple origins into an assortment for specific customer Plant A Customer X Distribution Warehouse Customer Y Plant B Plant C Customer Z
Mixing Customer W A B C D Plant A Customer X A B C D Transit Mixing Point Plant B Customer Y A B C Product D Customer Z Plant C A B
Assembly Procure inventory from multiple Vendor to support manufacturing operations Vendor A Lead Supplier Warehouse Assy. Plant Vendor B Vendor C
Postponement Warehouse postpone commitment to final product configuration by completing final packaging, labeling, and light manufacturing Reduced Risk Lower Inventory
Stockpiling Accommodate seasonal production or demand Buffer Stock
Reverse Logistics Perform physical work related to product recall, reclamation, disposal of overstock and damage inventory Control Regular
Service Establishing warehouse to service a specific market area - Spot Stocking - Full Line Stocking - Product Support - Market Presence
Spot Stocking • Spot Stocked in a Local Market Warehouse in Anticipation of Responding to Customer Need During the Critical Sales Period Rather Than Maintaining Inventory in a Warehouse Year-round • Use temporarily Warehouse for Time Limited Period
Full Line Stocking • Warehouse can provide one-stop shopping capability for goods from multiple manufacturers • Use Permanent Warehouse for Unlimited Time Period
Production Support • Stock Inventory to Support Manufacturing Operation • Support Warehouse Containing an Inventory of Processed Materials, Components and Subassembly
Market Presence • Respond faster to customer needs • Increase Market Share and Profitability
Warehouse Operation The objective is to efficiently receive inventory, possible store it until required by the market, assembly it into complete orders, and initiate movement to customer Handling Storage • Receiving - Active • In Storage Handling - Extended • Shipping
Storage Plan Receiving Dock Receiving Low Volume High Volume Low Volume Shipping Dock
Warehouse Ownership Private Public Contract
Warehouse Size • Min = SSL + Q • Max = SSL+T + Q
Location and Site Criteria Services Operating Cost
Faktor Lokasi 1. Pasar Dan Bahan Baku Jasa Semen Fragile Kertas Berat Agro Industri SERVICES COST
Faktor Lokasi 2. Tangible . Transportasi . Utilitas . Tenaga Kerja . Biaya Konstruksi . Energi . Pajak . Tanah . Bahan Penolong . Insentif . Dll
Faktor Lokasi 3. Intangible • Iklim • Peraturan • Stabilitas Politik • Kemudahan Ekspansi • Budaya • Polusi • Dll
Tahapan Pemilihan Lokasi Regional Makro Community Mikro Site
Metoda Pemilihan • Gravitasi • BEP • Transportasi • Point Rating • Simulasi
Metoda Gravitasi • Minimasi Ongkos Transportasi • Faktor Faktor Lain Tetap ( Sama Untuk Semua Pilihan Lokasi) • Menggunakan Koordinat Cartesian Sebagai Basis
Formula Metoda Gravitasi J =Ti Bi Ji /Ti Bi Dimana: Ti : Biaya Transport Dari Tiap Titik i Ke Lokasi ( Rp/satuan /Km) Bi : Berat Yang Diangkut Dari / Ke Lokasi i Ji : Koordinat Dari Titik i
Contoh Metoda Gravitasi Data pasar • A : 10 ton; 5000/ton/km • B : 2 ton; 8000/ton/km • C : 8 ton ; 4000/ton/km Koordinat: • A ( 13, 22) ; B (95,84) ; C(118,41)
Contoh Metoda Gravitasi • Jx = (5x10x13) + ( 8x2x95) + ( 4x8x118) (5x10) + ( 8x2) + ( 4x8) = 91,3 KM • JY = (5x10x22) + ( 8x2x84) + ( 4x8x41) (5x10) + ( 8x2) + ( 4x8) = 38,3 KM
Metoda BEP • Faktor Yang Lain Tetap ( Sama ) • Fix Cost Dan Variable Cost Berbeda A B
Metoda BEP Total Cost Lokasi A = Total Cost Lokasi B FA + Q. VA = FB + Q.VB Q = (FA - FB )/ (VB -VA )
Metoda Transportasi • Multi Lokasi • Faktor Lain Sama Kecuali Ongkos Transport
Metoda Point Rating • Menggabungkan Faktor Tangible Dan Faktor Intangible • Menggunakan Pendekatan Kwalitatif Dan Kwantitatif
Prosedur • IdentifikasikanFaktor Yang Relevan • TentukanBobotSetiapFaktor • Tentukan Rating FaktorPadaSetiapLokasi • HitungBobot Score PadaSetiapLokasiUntukSetiapFaktor • JumlahkanBobotSkorPadaSetiapLokasi • PilihLokasi Yang MemilikiSkorTertinggi
Basic Warehouse Design Receiving Area Bulk Storage Area Rack Storage Area Order Picking Area Packaging or Unitizing Area Staging Area