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UNI EN 12056-3:2001
Gravity Drainage Systems Inside Buildings - Roof Drainage, Layout And Calculation


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General Product Information

Document Type Standard
Status Current
Publisher:    Italian Standards
Supersedes:
SS UNI U32.06.205.0:1990
SS UNI U32.06.206.0:1990



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Table of Contents

Foreword
1     Scope
2     Normative references
3     Definitions and symbols
      3.1    Definitions
      3.2    Symbols
4     Runoff calculations
      4.1    Quantity of rainwater runoff
      4.2    Rainfall intensity, r
      4.3    Effective roof area, A
5     Hydraulic design
      5.1    Eaves gutters
      5.2    Valley and parapet gutters
      5.3    Gutter outlets
      5.4    Flat roof outlets
6     Rainwater pipes
      6.1    Part filled (non-siphonic systems)
      6.2    Siphonic systems
      6.3    Drains
      6.4    Connection to sanitary pipework
7     Layout
      7.1    General
      7.2    Gutters
      7.3    Outlets
      7.4    Emergency outlets
      7.5    Access
      7.6    Pipework
      7.7    Trace heating
      7.8    Change of building use
ANNEX A (NORMATIVE) TESTING OF GUTTERS AND OUTLETS
      A.1 - Capacity of gutter and outlet in combination
      A.2 - Capacity of gutter
      A.3 - Capacity of gutter outlet
ANNEX B (INFORMATIVE) NATIONAL AND LOCAL REGULATIONS AND 
                      PRACTICE
ANNEX C (INFORMATIVE) CAPACITY OF DRAINS
ANNEX D (INFORMATIVE) LOGIC DIAGRAMS

Abstract

Applicable to wastewater drainage systems, which operate under gravity.

History

2001 [30/09/2001]

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