comparison study on natural river sand and crushed stone sandsCOMPARISON STUDY ON NATURAL RIVER SAND AND CRUSHED . Natural Sand is being used as fine aggregate in concrete making and is . the methods- by crushing of coarse aggregates (20mm & 10mm) in separate sand plants or using 3 .. Rapid Chloride Permeability Test ( RCPT)values for concrete with M sand.rcpt value comparison with crusher and river sand in concrete,Rapid Chloride Permeability Test on Self-Compacting . - NDTRapid Chloride Permeability test (RCPT) was conducted to measure the . of SCHPGC and the results were compared with the normal concrete made up of . several factors, such as cement composition, replacement of river sand with CRD . Key words: self-compaction concrete, marble sludge powder, crusher rock dust,.
rcpt value comparison with crusher and river sand in concrete