Answer / gopi

back Filling:
after completing foundation or any structure,doing that gape filling or extra area
Refilling:
temporary or wrong excavation filled all excavated area

Answer / sjtbehera

Backfilling is done after a structure complete its ground construction. Refilling means cutting then immediate filling but you go without technical both are same meaning.

Answer / sha

The excavated sand filling called back filling..and filling
red earth from out side is called refilling

how many area req.in 15000liter water tank

7 Answers  

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What is the weight of std brick and 6" ,8",4" solid block...?

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Laying bitumen concrete 40mm thick using 0.1372 cum of 13.2 10mm metal ,0.2387 cum of 10 5mm metal...what did it means please explain me how much cum of 10 mm metal need?

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What type of foundation preferred in sandy soil ?

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How many are the types of joints?

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how many liters of water required for 1cu.m concrete?

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what is the weight of 12 mm 40 mm aggregate?

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