workability study for recycled aggregates - IOSR-JENWORKABILITY STUDY FOR RECYCLED AGGREGATES. Parekh D. N.. 1 and Modhera C D.2. 1 Research Scholar, Applied Mechanics Department; SVNIT;.recycled aggregates workability,Properties of high-workability concrete with recycled concrete .Jun 3, 2011 . This study presents the effects of recycled concrete aggregate (RCA) on the . RCA was used to produce high-workability concrete substituting.