NEN EN 13738 : 2004

Foreword
1 Scope
2 Normative references
3 Terms and definitions
  3.1 pullout force
  3.2 pullout resistance
  3.3 peak pullout resistance
  3.4 wire gauge
  3.5 normal stress (sigma[n])
4 Principle
5 Test Specimens
  5.1 Sampling
  5.2 Number and dimensions of test specimens
  5.3 Conditioning
6 Apparatus
  6.1 Pullout box
  6.2 Normal stress loading device
  6.3 Pullout force loading device
  6.4 Displacement indicators
  6.5 Specimen clamping devices
  6.6 Soil preparation equipment
  6.7 Miscellaneous equipment
  6.8 Calibration of the apparatus
7 Procedure
  7.1 Placing and compaction of the soil
  7.2 Placement of specimen
  7.3 Placing and compaction of the upper layer
  7.4 Application of the normal compressive stress
  7.5 Testing
8 Calculations
9 Report
Annex A (informative) Pullout tests using a constant stress
        loading method
Bibliography

Describes a method for determining the resistance of geotextiles and geotextile-related products to pullout from soil using a laboratory pullout box.