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UNE-EN 12056-2:2001

Current
Current

The latest, up-to-date edition.

GRAVITY DRAINAGE SYSTEMS INSIDE BUILDINGS. PART 2: SANITARY PIPEWORK, LAYOUT AND CALCULATION.
Available format(s)

Hardcopy , PDF

Language(s)

Spanish, Castilian, English

Published date

02-28-2001

Foreword
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 (di)
             3.2.4 External diameter (da)
             3.2.5 Minimum internal diameter (di min)
             3.2.6 Branch discharge pipe
             3.2.7 Square entry
             3.2.8 Swept entry
             3.2.9 Discharge stack
             3.2.10 Discharge stack
             3.2.11 Stack offset
             3.2.12 Drain
             3.2.13 Filling degree
      3.3 Ventilating pipework
             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 (Qww)
             3.5.4 Continuous flow rate (Qc)
             3.5.5 Pumped water flow rate (Qp)
             3.5.6 Total flow rate (Qtot)
             3.5.7 Hydraulic capacity (Qmax)
             3.5.8 Air flow rate (Qa)
4 System configurations
      4.1 General
      4.2 System types
      4.3 Configurations
             4.3.1 Primary ventilated system
                      configurations
             4.3.2 Secondary ventilated system
                      configurations
             4.3.3 Unventilated discharge branch
                      configurations
             4.3.4 Ventilated discharge branch
                      configurations
5 Layout rules
      5.1 Compliance with European Standards
      5.2 Protection against flooding
      5.3 Odour
      5.4 Trap seal
      5.5 Reduction of nominal diameter
      5.6 Ventilation
      5.7 Air admittance valves
6 Calculation
      6.1 General
      6.2 Basic data
             6.2.1 Pipe diameter
             6.2.2 Discharge units
             6.2.3 Discharge from non-domestic sanitary
                      appliances
      6.3 Calculation of flowrate
             6.3.1 Waste water flowrate (Qww)
             6.3.2 Frequency factor (K)
             6.3.3 Total flowrate (Qtot)
             6.3.4 Calculation rules
      6.4 Layout of branches
             6.4.1 Unventilated discharge branches
             6.4.2 Ventilated discharge branches
             6.4.3 Air admittance valves for branches
      6.5 Layout of discharge stacks
             6.5.1 Primary ventilated discharge stacks
             6.5.2 Secondary ventilated discharge stacks
             6.5.3 Air admittance valves for stacks
             6.5.4 Ventilating pipework
      6.6 Layout of drains
Annex A (informative)
      A.1 - National and local regulations and practice
Annex B (informative)
      B.1 - Capacities of drains
      B.2 - Values of waste water flow rates
Annex C (informative)
      C.1 - Calculation example
      C.2 - Data and parameters
      C.3 - Sum of discharge units
      C.4 - Calculation of the stack size
      C.5 - Calculation of the drain sizes
Annex D (informative)
      D.1 - European Standards of commonly used products and
            additional European Standards in the field of
            waste water systems

Applies to waste water drainage systems operating under gravity. Applicable to drainage systems inside dwellings and institutional, industrial and commercial buildings. Details principles to be followed both for layout and calculation.

Committee
CTN 149
DocumentType
Standard
Pages
38
PublisherName
Asociacion Espanola de Normalizacion
Status
Current

Standards Relationship
NBN EN 12056-2 : 2000 Identical
NS EN 12056-2 : 1ED 2000 Identical
I.S. EN 12056-2:2000 Identical
SN EN 12056-2 : 2001 Identical
UNI EN 12056-2 : 2001 Identical
BS EN 12056-2:2000 Identical
EN 12056-2:2000 Identical
NF EN 12056-2 : 2000 Identical
DIN EN 12056-2:2001-01 Identical

UNE 53944:2011 IN Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Thermoplastics - Recommended practice for installation.

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