ISO - ISO/TC 221 - Geosynthetics

Standardization of all geosynthetic products including geotextlles, geomembranes, geocomposite clay liners and other geosynthetic related products.

Work programme

Drafts and new work items
Business plans

TC Business plans for public review
Working area

Working documents (user account required)
ISO Electronic applications

IT Tools that help support the standards development process

This committee contributes with 60 standards to the following Sustainable Development Goals:

published ISO standards *

under the direct responsibility of ISO/TC 221

ISO standards under development *

under the direct responsibility of ISO/TC 221

Participating members

Observing members

* number includes updates

Reference	Title	Type
ISO/TC 221/WG 2	Terminology, identification and sampling	Working group
ISO/TC 221/WG 3	Mechanical properties	Working group
ISO/TC 221/WG 4	Hydraulic properties	Working group
ISO/TC 221/WG 5	Durability	Working group
ISO/TC 221/WG 6	Design using geosynthetics	Working group

The committees below can access the documents of ISO/TC 221:

Reference	Title	ISO/IEC
ISO/TC 98	Bases for design of structures	ISO

Acronym	Title	Category
EDANA	International associations serving the nonwovens and related industries	A
IGS	IGS - International Geosynthetics Society	A

British Standards Institution

389 Chiswick High Road
London W4 4AL
United Kingdom

Tel: +44 208 996 90 00

Fax: +44 208 996 74 00