4.3 Piping Design• Design Basis• Plot Plan & Equipment Layout • Piping general arrangement drawings and relevant cross- sections for product and utility systems• Piping Flexibility/Stress analysis for critical piping• Isometric drawings for line size above 2”• Piping Support Schedule and Drawings• Design analysis and calculations for product pipeline networks, Utility pipeline networks.• Piping material Specifications• As built documentation4.4 Electrical• Design Basis• Hazardous Area Classification Drawing• Load List• Overall Single Line Diagram (inside battery limit)• Design Calculation for Cables• Earthing & Lighting Calculations & Layouts• Specification of Power & Control Cables• The detailed cable routes drawings• Cable Schedule• As Built Documentation4.5 Instrumentation• Design Basis• Operating & Control Philosophy• System Architecture drawings• Valve List• Instrument List• Instruments Datasheet• Specification of Automation & Control System• Detail Specifications of the tank gauging system • Design & Drawing of instrumentation & control cable• Cable & Junction Box Schedule• Hook-up Drawings• Specification of Field Instruments• As Built Documentation