Sometimes the side of concrete bridges is observed to turn black in color. What is the reason for this phenomenon?

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if 20mm aggregate is coming by weight 25 ton in a 10 wheeler hywa ,then what will be total volume of aggregate in cubic feet.

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What is need for setting limits?

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what is curing?

3 Answers   BSL,

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In a day One Mason can fix How many sqm of 60x60 tiles?

2 Answers   ABC,

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i have four storeyed rcc building.basement of the building is around 34 years old.it does not have pillar support.it is having lintel steel support at every 7 feet of construction. how long this building will lost long . can any body help me in this regard

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what is the advantage and disadvantage of using stone dust as a fine aggregate in concrete?????????

2 Answers  

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What is the quantity of cement, sand, and gravel to be used in M20 grade of concrete for 1000 x 1000 x 1000 mm of sand (for cement please mention in kilos, and for sand and gravel please mention it in CFT)

7 Answers  

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Mixing of cement, sand & stone chips with oil will not give strength because ––

2 Answers  

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What out turn civil works

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what is the meaning of 40/20 src

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Whats be the minimum foundation depth of multistoried building as per height of building in individual footing?

0 Answers  

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