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AS 3706.9-2012
[Current]Geotextiles — Methods of test, Method 9: Determination of permittivity, permeability and flow rate
This Standard sets out the method for determining the permittivity of geotextiles by measuring the flow of water through the fabric normal to its surface under a constant head.
Published: 30/04/2012
Pages: 8
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
1 Scope
2 Application
3 Referenced documents
4 Principle
5 Definitions
6 Apparatus
6.1 Supply of de-aired water
6.2 Permeameter
7 Preparation of test specimens
7.1 Sampling
7.2 Conditioning
8 Procedure
9 Calculations
9.1 For each specimen
9.1.1 Calculation of permittivity
9.1.2 Coefficient of permeability
9.1.3 Calculation of flow rate
9.2 Representative values
9.3 Requirements for further testing
9.3.1 Repeatability of results
9.3.2 Limits of error
10 Report
Cited references in this standard