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  • I.S. EN 12056-5:2000

    Current The latest, up-to-date edition.
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    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2000

    Publisher:  National Standards Authority of Ireland

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    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

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    Table of Contents - (Show below) - (Hide below)

    1 Scope
    2 Normative references
    3 Definitions
       3.1 General
            3.1.1 Waste water
            3.1.2 Domestic waste water
            3.1.3 Trade effluent
            3.1.4 Grey water
            3.1.5 Black water
            3.1.6 Rainwater
            3.1.7 Flood level
            3.1.8 Drainage system
            3.1.9 Combined system
            3.1.10 Separate system
       3.2 Pipes and fittings
            3.2.1 Sanitary pipework
            3.2.2 Nominal diameter (DN)
            3.2.3 Internal diameter (d[i])
            3.2.4 External diameter (d[a])
            3.2.5 Minimum internal diameter (d[i min])
            3.2.6 Branch discharge pipe
            3.2.7 Square entry
            3.2.8 Swept entry
            3.2.9 Connection bend
            3.2.10 Discharge stack
            3.2.11 Stack offset
            3.2.12 Drain
            3.2.13 Filling degree
       3.3 Ventilating pipework and fittings
            3.3.1 Ventilating pipe
            3.3.2 Branch ventilating pipe
            3.3.3 Stack vent
            3.3.4 Ventilating stack
            3.3.5 Air admittance valve
       3.4 Appliances
            3.4.1 Domestic sanitary appliances
            3.4.2 Non-domestic sanitary appliances
            3.4.3 Floor gully
            3.4.4 Trap
            3.4.5 Depth of water seal (H)
       3.5 Calculation
            3.5.1 Discharge unit (DU)
            3.5.2 Frequency factor (K)
            3.5.3 Waste water flow rate (Q[ww])
            3.5.4 Continuous flow rate (Q[c])
            3.5.5 Pumped water flow rate (Q[p])
            3.5.6 Total flow rate (Q[tot])
            3.5.7 Hydraulic capacity (Q[max])
            3.5.8 Air flow rate (Q[a])
    4 Storage and transport
    5 General requirements
       5.1 General
       5.2 Waste water discharge pipework
       5.3 Gradient
       5.4 Sanitary precautions
       5.5 Safety precautions
       5.6 Stability of sanitary pipework
    6 Installation of waste water pipes
       6.1 Fixing
       6.2 Jointing
       6.3 Fixing and supporting
       6.4 Changes of directions and branch pipe
       6.5 Connection of pipes of different materials and
       6.6 Thermal movement
       6.7 Installation in concrete or other fills
    7 Installation of sanitary appliances
       7.1 Fixing
       7.2 Connection
    8 Fire protection
    9 Sound insulation
    10 Instructions for operation, maintenance and use
    11 Testing
    Annex A (informative)
       A.1 National and local regulations and practice

    Abstract - (Show below) - (Hide below)

    Applies to waste water drainage systems which operate under gravity.

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    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
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