PREN 12697-46 : DRAFT 2009

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
   5.1 Testing device for conducting UTST,
        TSRST, RT and TCT
        5.1.1 Load device
        5.1.2 Deformation measurement system
        5.1.3 Load measurement system
        5.1.4 Recording equipment
        5.1.5 Thermostatic chamber
   5.2 Testing device for conducting UCTST
        5.2.1 Dynamic testing device
        5.2.2 Monitoring system
        5.2.3 Electronic signal amplifier
        5.2.4 Thermostatic chamber
        5.2.5 Recording equipment
6 Calibration
   6.1 Testing device for conducting UTST, TSRST,
        relaxation test and tensile creep test
   6.2 Testing device for conducting UCTST
7 Specimen preparation
   7.1 Number of samples
   7.2 Dimensions
   7.3 Sawing
   7.4 Bulk density
   7.5 Drying
   7.6 Storage
   7.7 Mounting
   7.8 Installation and Preparation
8 Procedure
   8.1 Uniaxial tension stress test (UTST)
   8.2 Thermal stress restrained specimen
        test (TSRST)
   8.3 Relaxation test (RT)
   8.4 Tensile creep test (TCT)
   8.5 Uniaxial cyclic tensile stress test (UCTST)
        8.5.1 Test temperature and test frequency
        8.5.2 Base stress
        8.5.3 Peak stress
9 Calculation
   9.1 Tension strength reserve
   9.2 Uniaxial cyclic tensile stress test (UCTST)
10 Test report
   10.1 General
   10.2 Information on specimen
   10.3 Information on test method
   10.4 Information on the test and results
        10.4.1 Uniaxial tension stress test (UTST)
        10.4.2 Thermal stress restrained specimen
               test (TSRST)
        10.4.3 Tension strength reserve
        10.4.4 Relaxation test
        10.4.5 Tensile Creep Test
        10.4.6 Uniaxial cyclic tensile stress test (UCTST)
11 Precision

Specifies uniaxial tension tests for characterising the resistance of an asphalt mixture against low temperature cracking.