Answer Posted / r. ansari

Formula for trapezoidal footing quantity
Q = h/3{(a+b)+√ab}, a&b is area of bottom and top portion
=0.5/3{2x1.7+0.15x0.15+√3.4x0.0225}
=0.583 Cu.m.

construction workers how much time take one work or qty

1797

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according to the painting co efficient, we should take the one side of doors (or) windows or both sides?

1758

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que.is ideal size of bricnk use in india,joint size of mortar in massinary ,how many bricks used in 1cum.how to test at site.what is the possition of marka used in bricks?

2489

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how meny typs of renging rod?

2260

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What is unit weight of normal concrete?

1267

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As per Kandal suggestions, we have implemented rolling starts on 140 (+/- 5) degrees and we kept 3 rollars to complete the rolling before falling 125 degrees and the Aggregate AIV is below 22. But When the DBM bed is being rolled 3rd high viabration, (Before 1 plain & low ,2 high Viabrations), the aggregate is getting sharp edge agg. projections are damaged. As the literature is said that, the VG-30 Grade having better control the temp. susceptibility than Penetration grade. if so we could not get this problem at site. But we are facing on site. let me know.

1944

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The mixture of different ingredients of cement is burnt at?

1622

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2362

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1118

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2. What are the advantages of your present job, things you like about it?

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What black man invented the clothes dryer?

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1050

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