NS EN 1097-8 : 2009

Foreword
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Sampling
6 Materials
7 Apparatus
8 Preparation of test specimens
9 Conditioning of the rubber-tyred wheel
10 Accelerated polishing of specimens
11 Friction test procedure
12 Calculation and expression of results
13 Test report
Annex A (normative) Determination of aggregate abrasion
                    value (AAV)
Annex B (normative) Control of materials
Annex C (normative) Calibration of the accelerated polishing
                    machine
Annex D (normative) Calibration of the friction tester and
                    sliders
Annex E (informative) Precision
Annex F (informative) Bibliography

Specifies the reference method used for type testing and in cases of dispute for determining the polished stone value (PSV) of a coarse aggregate used in road surfacing.