ISO 9862:2023/Amd 1

• Status: Not Published
• ICS: 59.080.70 - Geotextiles
• Technical Committee: ISO/TC 221 - Geosynthetics
• Drafting Committee: ISO/TC 221 - Geosynthetics
• Current Stage: 6000 - International Standard under publication
• Start Date: 01-Aug-2026
• Completion Date: 01-Aug-2026

• Consolidates: EN ISO 9862:2023/FprA1 - Geosynthetics - Sampling and preparation of test specimens - Amendment 1: Sample preparation for Geosynthetic Cementitious Composites (GCCs) (ISO 9862:2023/FDAM 1:2026)
• Effective Date: 12-Feb-2026
• Amends: ISO 9862:2023 - Geosynthetics — Sampling and preparation of test specimens
• Effective Date: 08-Mar-2025

Overview

ISO 9862:2023/Amd 1 introduces important updates to the international standard for geosynthetics, specifically targeting the sampling and preparation of test specimens for geosynthetic cementitious composites (GCCs). This amendment clarifies methodologies for obtaining, cutting, and preparing GCC test specimens, ensuring consistency and reliability in laboratory testing. Developed by ISO Technical Committee ISO/TC 221 in collaboration with CEN/TC 189, this amendment aligns ISO methodologies with international best practices, providing valuable guidance for professionals in geosynthetics and civil engineering.

Key Topics

• Scope of Amendment: This amendment supplements ISO 9862:2023 by providing detailed guidance for the sample preparation of geosynthetic cementitious composites (GCCs).
• Normative Reference Addition: Incorporates ASTM D8030/D8030M-24 as a normative reference, linking international and US standards for GCC sample preparation.
• Terminology:
  • Cured: The state of a GCC after initial hydration and setting.
  • Uncured: The state of a GCC prior to hydration.
  • Hydration: The exposure process of GCCs to water under set conditions for a specified period.
• Specimen Cutting Requirements: Specifies that specimens for hydrated or cured testing should be cut from uncured samples, with each sample oversized by a minimum of 25 mm along each side.
• Preparation Alignment: Stipulates that preparation procedures for hydrated and cured GCC specimens must follow ASTM D8030/D8030M-24.

Applications

The procedures and definitions provided in ISO 9862:2023/Amd 1 are critical for:

• Construction Material Testing Laboratories: Ensuring unified methods for preparing and testing geosynthetic materials used in civil engineering.
• GCC Manufacturers: Facilitating standard-compliant product development and quality assurance.
• Civil and Geotechnical Engineering Projects: Enabling reliable characterization of GCC products used in infrastructure projects such as:
  • Road, rail, and canal linings
  • Erosion control systems
  • Pipeline protection and containment
• Certification and Compliance Agencies: Providing a harmonized framework for conformity assessment and quality standards in geosynthetics.

The amendment ensures that results from labs worldwide are comparable, reliable, and repeatable, supporting effective decision-making in design and material selection.

Related Standards

Professionals referencing ISO 9862:2023/Amd 1 should also be aware of the following related standards:

• ISO 9862:2023: Geosynthetics - Sampling and preparation of test specimens (main standard)
• ASTM D8030/D8030M-24: Standard Practice for Sample Preparation for Geosynthetic Cementitious Composite Mats (GCCMs), referenced throughout the amendment
• ISO 10318: Geosynthetics - Terms and definitions
• ISO 13437: Geosynthetics - Installation and use
• CEN/TS 16993: European guidelines for geosynthetic cementitious materials

ISO 9862:2023/Amd 1 provides a robust, internationally recognized basis for the preparation of GCC test specimens, promoting innovation and quality assurance within the geosynthetics industry and supporting safer, more sustainable infrastructure worldwide.

For further guidance and up-to-date information, consult ISO member bodies and regularly review updates to ISO, ASTM, and CEN standards.

FINAL DRAFT
Amendment
ISO 9862:2023/
FDAM 1
ISO/TC 221
Geosynthetics — Sampling and
Secretariat: BSI
preparation of test specimens
Voting begins on:
2026-06-05
AMENDMENT 1: Sample preparation
for geosynthetic cementitious
Voting terminates on:
2026-07-31
composites (GCCs)
Géosynthétiques — Échantillonnage et préparation des
éprouvettes
AMENDEMENT 1: Préparation d'échantillons pour les
géocomposites à base de ciment (GCC)
RECIPIENTS OF THIS DRAFT ARE INVITED TO SUBMIT,
WITH THEIR COMMENTS, NOTIFICATION OF ANY
RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE
AND TO PROVIDE SUPPOR TING DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/CEN PARALLEL PROCESSING LOGICAL, COMMERCIAL AND USER PURPOSES, DRAFT
INTERNATIONAL STANDARDS MAY ON OCCASION HAVE
TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIAL
TO BECOME STAN DARDS TO WHICH REFERENCE MAY BE
MADE IN NATIONAL REGULATIONS.
Reference number
ISO 9862:2023/FDAM 1:2026(en) © ISO 2026

FINAL DRAFT
ISO 9862:2023/FDAM 1:2026(en)
Amendment
ISO 9862:2023/
FDAM 1
ISO/TC 221
Geosynthetics — Sampling and
Secretariat: BSI
preparation of test specimens
Voting begins on:
AMENDMENT 1: Sample preparation
for geosynthetic cementitious
Voting terminates on:
composites (GCCs)
Géosynthétiques — Échantillonnage et préparation des
éprouvettes
AMENDEMENT 1: Préparation d'échantillons pour les
géocomposites à base de ciment (GCC)
RECIPIENTS OF THIS DRAFT ARE INVITED TO SUBMIT,
WITH THEIR COMMENTS, NOTIFICATION OF ANY
RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE
AND TO PROVIDE SUPPOR TING DOCUMENTATION.
© ISO 2026
IN ADDITION TO THEIR EVALUATION AS
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO­
ISO/CEN PARALLEL PROCESSING
LOGICAL, COMMERCIAL AND USER PURPOSES, DRAFT
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
INTERNATIONAL STANDARDS MAY ON OCCASION HAVE
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIAL
or ISO’s member body in the country of the requester.
TO BECOME STAN DARDS TO WHICH REFERENCE MAY BE
MADE IN NATIONAL REGULATIONS.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland Reference number
ISO 9862:2023/FDAM 1:2026(en) © ISO 2026

ii
ISO 9862:2023/FDAM 1:2026(en)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out through
ISO technical committees. Each member body interested in a subject for which a technical committee
has been established has the right to be represented on that committee. International organizations,
governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely
with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are described
in the ISO/IEC Directives, P
...

ISO 9862:2023/DAMFDAmd 1:2026(en)
ISO/TC 221
Secretariat: BSI
Date: 2026-03-1405-22
Geosynthetics — Sampling and preparation of test specimens
AMENDMENT 1: Sample preparation for geosynthetic cementitious
composites (GCCs)
Géosynthétiques — Échantillonnage et préparation des éprouvettes
AMENDEMENT 1: Préparation d'échantillons pour les géocomposites à base de ciment (GCC)
FDIS stage
ISO 9862:2023/FDAmd 1(en)
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication
may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying,
or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO
at the address below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: + 41 22 749 01 11
EmailE-mail: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
ISO 9862:2023/DAMFDAmd 1:2026(en)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out through
ISO technical committees. Each member body interested in a subject for which a technical committee has been
established has the right to be represented on that committee. International organizations, governmental and
non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the
International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are described
in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the different types of
ISO documents should be noted. This document was drafted in accordance with the editorial rules of the
ISO/IEC Directives, Part 2 (see www.iso.org/directives).
Field Code Changed
ISO draws attention to the possibility that the implementation of this document may involve the use of (a)
patent(s). ISO takes no position concerning the evidence, validity or applicability of any claimed patent rights
in respect thereof. As of the date of publication of this document, ISO had not received notice of (a) patent(s)
which may be required to implement this document. However, implementers are cautioned that this may not
represent the latest information, which may be obtained from the patent database avai
...