Answer / Amit Kumar Awasthi

To remove metal 1 and metal 2 from concrete, you can use one of the following methods: 1. Chemical dissolution with hydrochloric acid (for removing metals that are reactive with it). 2. Mechanical removal using chisels, hammers, or other tools. 3. Magnetic separation for ferrous metals using a strong magnet.

what is the depth of a pile foundation??density of wood?? nominal mix ratios for different grades of concrete? effect of earthquake on structures? bending moment and shear force diagrams and also learn to find out the deflection..how is under water concreting done??

0 Answers   IOCL, KRR,

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How does a traffic light signal work ?

1 Answers   KCP,

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We use d*d/162 formula to get the weight value of steel per m, what is 162 in this formula?

2 Answers   L&T,

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What is meant by solid geometry?

1 Answers  

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What is anchorage length

1 Answers   ABPL, SBDL,

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WAS PUMP MODEL WXB DESIGNEDIN ACCORDING API 610 STANDARD?

1 Answers  

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hello; sir. i would like to be an assistant executive engineer in irrigation department. is it really necessary to take coaching? or can i prepare myself by studying any study materials available in market? if so; what are the books i have to purchase. please reply soon.

0 Answers   NCC,

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why red bricks used for brickbat coba

1 Answers  

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i have a bar of 20 and 16, lap length is 48*dia of bar, what is the lap length here

8 Answers  

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what are the types of flow? what is terbulent flow?

3 Answers  

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I am a new valuaer. I am seeking for instruments which r used to locate the site and from where I got it?

1 Answers   Fast,

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As per thumb rule cement required per 1 cum of M20 concrete is 411Kg/cum(1.57/5.5=0.285cum of cement i.e 0.285*1440=411Kg).But as per PWD rate analysis cement required is 347Kg/cum.the difference is 64Kg.This kind of difference is coming every grade of concrete.Can you give perfect suggestion regarding this.

2 Answers  

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