DIN EN 12697-31:2007-06

Foreword
1 Scope
2 Normative references
3 Terms definitions and symbols
  3.1 Terms and definitions
  3.2 Symbols
4 Principle
5 Apparatus
  5.1 Test device
  5.2 Metallic moulds
  5.3 Round metallic inserts
  5.4 Device for measuring the distance between inserts
  5.5 Device for counting the number of rotations to within
      one revolution
6 Preparation of specimens
  6.1 Mass of mixture to be introduced in the mould
  6.2 Preparation of test pieces
7 Test procedure
  7.1 Preliminary setting
  7.2 Compaction
8 Test report
9 Precision
Annex A (normative) Procedure for setting the
        angle and force for types of gyratory compactor
        using central reference material
        A.1 Scope
        A.2 Principle
        A.3 Gyratory-type testing procedure
        A.4 Procedure to test the conformity of a gyratory
            compactor to a type
        A.5 Summary of the gyratory calibration chain
Annex B (normative) Procedure to evaluate the gyratory
        compactor internal angle of gyration
        using a self-contained measurement unit
        B.1 Scope
        B.2 Principle
        B.3 Equipment
        B.4 Procedure
        B.5 Calculation
        B.6 Compliance
        B.7 Report
        B.8 Precision data
Annex C (normative) Procedure to evaluate the gyratory
        compactor (GC) internal angle of
        gyration and related parameters using simulated loading
        C.1 Scope
        C.2 Principle
        C.3 Procedure
        C.4 Calculation of results
        C.5 Compliance
        C.6 Report
        C.7 Precision and bias
Bibliography

Defines the method for compaction of cylindrical specimens of bituminous mixtures using a gyratory compactor.