I.S. EN ISO 12958-1:2020
Current
The latest, up-to-date edition.
Geotextiles and geotextile-related products - Determination of water flow capacity in their plane - Part 1: Index test (ISO 12958-1:2020)
Hardcopy , PDF
English
23-11-2020
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.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus and materials
6 Specimens
7 Test procedure
8 Calculations and expression of results
9 Test report
Annex A (informative) Determination of the correction factor RT for conversion to a water temperature of 20 °C
Annex B (informative) Experimental data and calculations for a specimen
Bibliography
This document specifies a method for determining the constant-head water flow capacity within the plane of a geotextile or geotextile-related product.
| Committee |
TC 221
|
| DocumentType |
Standard
|
| Pages |
30
|
| ProductNote |
This standard is also refer as ISO/TR 18228-4 The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN ISO 12958-1:2020 | Identical |
| ISO 12958-1:2020 | Identical |
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