What is thumb rule to calculate following if i know the construction area i.e plinth area.
1) Shuttering
2) Steel
3) Concrete
4) Brickwork
5) Plaster

Amit

• Nov 10th, 2015

Shuttering = 2.5times of Area, Steel = 5.5 To 6.5 kg /Sq.ft, Concrete = 0.035Cu.m /Sq.ft, Brickwork = 1.8times of Area & Plaster = 3.2 times of Area.

vellingiri

• Nov 5th, 2015

2) Steel

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How to calculate percentage of steel required or to be used?

vellingiri

• Nov 5th, 2015

Type of steel Percentage of carbon
Mild steel Up to 0.25%
Medium carbon steel 0.25% to 0.45%
High carbon steel 0.45% to 1.50%

shashank

• Jul 23rd, 2015

What is called face left and face right related to theodolite?

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If you have a 40m.l ladder inside a building, in how many meter does expansion joint is required? How much it would be?

vellingiri

• Nov 5th, 2015

1m

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How much mortar used in Concrete Block Masonry ?

vellingiri

• Nov 5th, 2015

1:5

parath singh patel

• Oct 26th, 2015

1:5

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How to determine the amount of PCI for asphalt surfaced roads and parking? Why the sample unit for flexible pavement is allowed to be chosen for a unit with a range of 90 squares meters?
the question is not about the amount of range, but about why it is allowed?

How to know proportions of cement, sand, aggregate in different types of grades like M5, M10, M20, M30?

muritala

• Oct 22nd, 2015

What is the quantity of cement, sand & granite on mix ratio 1:2:4

Khileshwar singh

• Oct 11th, 2015

For determine the quantity of materials for 10 cu.m, concrete -
the standard value 15.2 is divided by the sum of the given proportion of which gives the quantity of materials in cu.m
for M15 Cement=15.21+2+4 = 2.20
sand=2?2.20, gravel=4?2.20

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Please suggest the best PPC cement for 6" thick RCC belt above rubble foundation for house construction in Kerala..?

The available brands here are ACC, Bharti, Dalmia, Ultratech.

Dalmia Vagram says its 1 : 1.75 : 3.5 ratio is equal to 1 : 1.5 : 3 of other cements so less cement for same strength of other cements. Is it true?

If AIV for specimen A is 25% and that for specimen B is 45% Which one is better for surface of a pavement? Justify it.

Avijit

• Oct 11th, 2015

AIV of 25% is preferred, as higher the aggregate impact value weaker is the aggregates against impact force...

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Site dimension is 30ft*40ft and we have total 14 columns and we have lift planned in the plan too. Also our finished roof height is 11" as per the plan. We are planning to construct Ground + 2 floors of 1000sqft each on first and second floor. Ground floor we have have 1 BHK + 2 car parking. Everything was going fine but for our ground floor roof slab, contractor used wrong concrete mixture of 2:5:7(Cement:...

Why vertical angle change in face left and face right at the time of ets measurement? What is the acceptable range?

DEEPAK PRAKASH

• Sep 9th, 2015

It changes because the change in the side alignment of levels is one of the criteria

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How can you physically identify the grade of cement after casting?

Munna

• Aug 21st, 2015

Non-destructive test like rebound hammer and ultrasonic pulse velocity test

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Please give me expectable interview questions on build construction.[only questions]

DEEPAK PRAKASH

• Jul 30th, 2015

1. Percentage of steel can be taken as 1% but it can vary upto 4% for different items 2. 1 Way slab requires support at the two opposite sides, but in case of 2 Way slab it requires on all the 4 sid...

farman ali

 Profile Answers by farman ali Questions by farman ali

• Oct 22nd, 2013

1. What percentage of steel taken in residencial building.
2. How many no of  minimum wall required for one way sab and two way slab.
3. What do you mean by workability .how to increase the workability.

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What is mean by Construction Joint and Expansion Joint, How much measurement both joint

How many cubes( size 150*150*150)prepare for 1 cum of concrete as per is code

Jayateerth Deshpande

• Jun 30th, 2015

I bilieve, 1 sample mean 3 cubes, hence for 1-5 Cum. we have to cast 3 cubes, 6-15 Cum. 6 cubes to be casted and so on.

shahanth

 Profile Answers by shahanth Questions by shahanth

• Mar 6th, 2013

Quantity of concrete in work No. of samples 1-5 1 6-15 ...

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Dear sir,
Required the below mentioned details for the Storm Water Canal
Thickness 6Inchs
Length : 90 ft
Breadth: 20 ft
Tons of steel required?

chaitanya

• Jun 12th, 2015

Hi Srinivasan,
Its difficult to answer this question. Because steel quantity calculation depends upon forces acting on the tunnel. Once you arrived calculating horizontal and vertical forces then it will be same as like steel quantity calculation like a beam or slab or footing.

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Which is the best dia of binding wire to be used?
and how would we define?

Pritpal Singh

• Jun 7th, 2015

18 gauge

arshad

• Jun 3rd, 2015

Binding wire about 8 to 11 kgs per tonne
diameter 2 mm

in UAE 2% of total reinforcement work is used

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What is the class of cantilever?

castillejotv

 Profile Answers by castillejotv Questions by castillejotv

• May 22nd, 2015

Cantilever: structural elements by its horizontal length function as a beam, ie, to flex. Variety of Cantilever Cantilever scrolls: The scrolls forming protruding on the sides. I overhang flush: The s...

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shankar

• May 20th, 2015

1-Cement is a modify form of lime with help of silica.
2-cement is very fine, hydrolic binder.

manorama jakhera

• May 14th, 2015

Cement is a binding material which is provide strength

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castillejo torres v?ctor

• Apr 24th, 2015

The design procedure of PCA is based on information obtained from different sources, including research, theoretical developments, testsfull-scale pavement, and monitoring the performance of pavements...

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I ve seen in some countries this practice, where they build their houses with these materials.