The multiple stress creep recovery (MSCR) test has been recently accepted to improve the
rutting assessment of the Superpave performance grading (PG) system. The non …

Several previous studies have documented the progress in polymer modified asphalt binder
with respect to materials' types and properties. However, limited or no effort was made to …

Modification of asphalt binders with virgin polymers is a consolidated practice in pavement
construction, as it is an effective way to enhance pavement performance. In recent years …

This study explores the effects of polyphosphoric acid (PPA) on the rheological performance
of styrene butadiene styrene (SBS) and crumb rubber (CR) modified asphalt binders at high …

The objective of this study was to explore the effect of polyphosphoric acid (PPA) on the low-
temperature creep properties of styrene–butadiene-styrene (SBS) and crumb rubber (CR) …

Styrene-butadiene-styrene (SBS) modified PG 64-22 and PG 76-22 binders are studied to
investigate the degradation of polymer because of aging applied by: rolling thin film oven …

A number of Russian bitumen samples with the penetration range of 60 to 120× 0.1 mm
were rheologically investigated in the temperature range of 46–70° C to evaluate their …

The present study was undertaken to evaluate the effects of creep and recovery periods on
rheological responses and grading of the modified (polymer and crumb rubber modified) …

For quality assurance and quality control purposes, suppliers and users of asphalt binders
follow the widely used dynamic shear rheometer (DSR) test method (AASHTO T 315 …

At the beginning, I would like to thank God, The Almighty, for His countless blessings in
every step of my life. Secondly, I want to thank my parents and siblings, who have always …