Concrete core steel cementitious raised access floor: 1/. CCS800 concentrated load: 360kgs/25sqmm 2/. CCS1000 concentrated load: 450kgs/25sqmm 3/. CCS1250 concentrated load: 560kgs/25sqmm 4/.CCS1500 concentrated load: 680kgs/25sqmm 5/. CCS2000 concentrated load: 900kgs/25sqmm