Answer / sathis

M20,M25,M30,M35,M40

Answer / mallikarjuna

M10,M15(P.C.C)
M20,M25,M30,M35,M40(using OPC)
M50,M60,M75(using micro silica)

Answer / kiran babu t

M5, M10,used for P.C.C and now a days M15 grade of concrete
has been widely used for PCC.
Where as M20,M25 used for footings,columns,beams&slabs.
From M30 grade of concrete onwards it is Design Mix
M30,M35,M40,M45,M50,M55,M60,M65,M70,M75,M80.

Answer / sandeep kumar

For Lean Concrete = M-5,M-7.5,M-10,M-15
For RCC Concrete = M-20,M-25,M-30,M-35
For Coloumn, Pier etc = M-40,M-45,M-50,M-55
For High Grade of Concrete = M-60,M-70,M-75,M-80,M-90,M-100

Answer / hanishsehgal

M20, M 25, M30 , M35 , M40 , THESE GRADES ARE USED IN
ORDINARY BUILDINGS AND THEY ARE DEPEND ON THE LOAD OF THE
BUILDINGS

M45 , M50 .

FOR R.C.C - M20 , M25 , M30 , M35

FOR COLOUMN - M40 , M45 , M50

Answer / harsha

Ordinary Concrete M10, M15, M20
Standard Concrete M25, M30, M35, M40, M45, M50
High Strength Concrete M55, M60, M65, M70, M75, M80

Answer / satish k. shukla

M15 , M20 , M25 ,M30 ,M35, M40

Answer / rajeshwar mishra

M15,M20,M25,M30,M35,M40 ACCORDING TO THE PLANNED STRUCTURE

Answer / sunil khairnar

Depends on Mix Proportions. (i.e. 1:2:4, 1:1.5:3 etc.)

Answer / v.ramachandraiah

The meaning of the Grade of concrete is charactorstic
compressive srenth of the 150mmx150mmx150mm concre cube at
28 days age

How much form and scaffolding per cubic meter volume of concrete class ''A'', ''B'', and ''C''

0 Answers  

what does the track parameter mean in staad.pro?

0 Answers  

4. Differentiate between NC and OC soils. Draw curves for (i) Stress vs Strain (ii) Volume charge vs Strain (iii) Pore pressure vs Strain for these soils

0 Answers  

1) a)to prepare mortar for bricklaying how much amount of water should be added for its maximum strength and workability(to avoid cracks which results, when high quantity of water is added)?is their a formula or ratio? b) suppose we want to make 1:3 mortar,what is the best way to measure cement ,sand and water and how? c)time before which freshly prepared mortar should be used? d)proper way to mix and make mortar? e)when should curing start after laying bricks and for how long?and also how many hours per day? f)what is shear wall (please in terms of layman lol) bookish definisions are confusing.... g) and last,acc to codes what are max no. of course that should be laid in a day.

0 Answers  

What are the different types of pile founations used?

9 Answers  

Define What is passive earth pressure ?

0 Answers  

Design an underground tank of internal dimensions 6m x 3m x 3m. The soil surrounding the tank always remains dry. The tank shall be provided with a roof slab. The soil weighs 16000 N/m3 having an angle of repose of 30.

0 Answers  

A rock anchor 3 1/2” in diameter is placed in rock. The which has an allowable shear strength of 1200 psi. Determine the required anchorage length to safely carry a 80 ton load using a 2.0:1 F.S

0 Answers   Vyom India,

how do i find the fixed end moments in the fixed beams with the use of general method?

1 Answers  

what is the creep in concrete

4 Answers   L&T,

What is the difference between the concrete mix design carried out by IS10262 and by ACI method ?

0 Answers   Shell,

Stander Size of Brick

11 Answers   Unitech,