Skip to content
Please enter a keyword to search
  • Preview

    I.S. EN ISO 12956:2010

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
    View superseded by

    GEOTEXTILES AND GEOTEXTILE-RELATED PRODUCTS - DETERMINATION OF THE CHARACTERISTIC OPENING SIZE

    Available format(s):  Hardcopy, PDF

    Superseded date:  03-02-2020

    Language(s):  English

    Published date:  01-01-2010

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

    Add To Cart

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

    Foreword
    1 Scope
    2 Normative references
    3 Symbols
    4 Principle
    5 Apparatus and materials
    6 Test specimens
    7 Procedure
    8 Calculation and expression of results
    9 Test report
    Annex A (normative) Mesh sizes
    Annex B (informative) Example of the determination of
            the characteristic opening size

    Abstract - (Show below) - (Hide below)

    Defines a procedure for determining the characteristic size of the openings of a single layer of a geotextile or geotextile-related product by means of the wet-sieving principle.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 10320:1999 Geotextiles and geotextile-related products Identification on site
    ISO 565:1990 Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings
    ISO 2591-1:1988 Test sieving — Part 1: Methods using test sieves of woven wire cloth and perforated metal plate
    ISO 9862:2005 Geosynthetics — Sampling and preparation of test specimens
    View more information

    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective