Answer / jaswinder singh kalsi

sand for 107 sqm building??
VOLUME OF CONCRETE REQUIRED= 107*0.127(SLAB THICKNESS)=13.589 CU.M
consider M15 GRADE OF CONCRETE ( 1:2:4)
1CU.M WET CONCRETE =1.54 CU.M DRY CONCRETE

QUANTITY OF CEMENT= 1.54*13.589/7 =2.98 CU.M
QUANTITY OF SAND = 2*2.98=5.97CU.M

IN CIVIL ENGINEERING DESIGN WHY WE ARE USING LIMIT STATE METHOD IS BEST? I THINK WORKING STRESS METHOD IS BEST? EX; FOR COLOUMN DESIGN IN LIMIT STATE METHOD AST IS;1913SQ.MM SAME TIME WORKING STRESS METHOD IS ;2213. SO I THINK WORKING STRESS METHOD IS VERY STRONG COMPARE THEN LIMIT STATE METHOD? MY OPENING IS CORRECT OR NOT? PLS TO EXPLAIN SIRS

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