Answer / vimlesh ranjan

33, 43 & 53

Answer / abiraj07

GRADE 53

Answer / piyush singh

Nowadays mostly OPC 53 grade cement is used and is available in market. OPC 33 grade is permanently discontinued by most of the manufacturer and OPC 43 is being produced in very small amount.

Also PPC portland Pozzolona Cement is also used in the construction  

we have a bore well 275 depth & water is deliver at distance of 1000 feet from the borewell here iam not include the distance of depth and the deliver water horizontally at our reserviour tank on ground level

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What is Lap Length??????

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