Importance of Sand in Construction | Sources of Sand | Crushed stone sand

Sand is nothing but quartz whereas clay is composed of many other chemically active minerals like illite, kiolinite, etc. If the size of sand is in between 4.75 mm (about 5 mm) and 0.150 mm, then it is known as a fine aggregate.

Sand is used for making concrete, mortars, and plasters and also for filling under floor, basements.

To avoid transport expenses as it plays a major part of the cost of sand, as far as possible local sand is preferred to maintain the economy in construction.

Sand is used for the different items of the construction depending on its fineness. Due to an increase in construction projects, natural sand which is usually available from local river beds or pits is becoming more difficult to get and in cost also.

According to recent research, the crushed rock and fly ash have taken the place of sand in constructions.

Impurities in sand, Sand for concrete work, River sand uses, Pit Sand, Crushed stone sand

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