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Atmospheric Tank - Coggle Diagram

- - - - API STD 650
      - EN 14015
    - - Drawings
      - Calculations
    - - Mechanical data sheet and tank requisitions.
      - Static design calculations for shell plate thicknesses.
      - Static design calculations checking for resistance to wind loading (wind girders, stiffening rings).
      - Design details and calculations of roof supporting structure.
      - Static design calculations for preventing overturning by wind loading and for resistance to uplift (tank anchorage).
      - Design details and calculations of seismic provisions (if applicable).
      - Tank venting calculations.
      - All design and fabrication drawings. Drawings shall include the following data (where applicable):
      - A general arrangement drawing of each tank. This drawing shall be to scale and shall show the position of all mountings and accessories required, with reference to the relevant detail drawings.
      - All static calculations and drawings required by local authorities.
      - A marking diagram
      - Engineering, procurement and construction documents list (including fabrication and construction drawings).
      - Corrosion allowances to be applied.
      - The soil investigation and foundation design.
      - A specific Inspection and test plan shall be issued for prefabrication and site erection
      - All required procedure shall be issued (non limitative list here after)
  - - - Dimensional Tolerances
      - Chemical composition of the steels
  - - - General
      - Allowable Stresses
    - - Nozzles and reinforcements
      - Manholes
        
        Shell manholes
        
        Fixed roof manholes
        
        Floating roof manholes
        
        Inspection hatches for floating roofs
    - - General
      - Shell to Bottom liaison
      - Tank bottom plates joints
      - Pad plates
    - - Structural elements and the internal supports
      - Frangibility
    - - Drain System
      - Annular seal
    - - Cleanout doors
      - Drawoff sump
      - Sump
      - Agitators
      - Inlet channel
      - Air vents
      - Vent valves
      - Overfill protection
      - Access platform fastening
    - - Shell stairways
      - Floating-roof stairways
      - Walkways and guardrails
      - Hoisting device
      - Earthing
      - Lightning protection
      - Provisions relating to heat-insulated tanks
      - Foam barrier
      - Heating system
        
        Heating coils
        
        Suction heaters
      - Wear plates
      - Instruments
        
        Level and temperature telemetry
        
        Sampling and manual gauging
      - Corrosion protection
      - Safety devices
        
        Breathing system
        
        Fire-fighting
        
        Firewater system
        
        Fixed extinguishing foam system
        
        Systems and provisions
        
        Gas blanketing requirement