Glossary

Non-Recoverable Creep Compliance (Jnr)

(Jnr) is the non-Recoverable Creep Compliance (Jr)Recoverable Creep Compliance (Jr) is the resulting deformation of a material from a creep compliance test once the static loading is removed and the material is permitted to recover over time.recoverable creep compliance as described in AASHTO T 350, ASTM D7405 and EN 16659. It is calculated by the residual StrainStrain describes a deformation of a material, which is loaded mechanically by an external force or stress. Rubber compounds show creep properties, if a static load is applied.strain in a specimen after a CreepCreep describes a time and temperature dependent plastic deformation under a constant force. When a constant force is applied to a rubber compound, the initial deformation obtained due to the application of the force is not fixed. The deformation will increase with time.creep and recovery cycle divided by the StressStress is defined as a level of force applied on a sample with a well-defined cross section. (Stress = force/area). Samples having a circular or rectangular cross section can be compressed or stretched. Elastic materials like rubber can be stretched up to 5 to 10 times their original length.stress applied, reported in k Pa^-1.
 It can be considered a representation of the “size” of a rut in a pavement.