Answer / devi singh

Propertion in M-20 is 1:1.5:3 and in M-25 is 1:1:2,M-30 is
based upon the disign.

Answer / chandu

M20 (1:1/2:3) M25(1:1:2) there is no proportion for M30 its
a rich design mix concrete only.

Answer / m.haseeb yaquobi

watter, cement, crushed stone meby addmixture

Answer / om prakash narayan

M-20 means lower grade use in slab casting

(1:1.5:3)
M-25(use in coulam casting - 1:1:1.5)
M-25(use in Raft and foundation use and mix Desgion not
1:1:1 ok
through Indian standard code IS:456

For sloping slabs or sloping beams why the tension steel from either side of ridge is taken into compression zone of other side?

0 Answers  

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What is meaning of FREE STANDING STAIRCASE ?

0 Answers   UPCL,

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How much is the curing time period?

1 Answers  

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How will you provide reinforcement from corrosion?

2 Answers  

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1 Answers   Prism Cement,

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What are the Tests required to check the Quality of bar?

3 Answers  

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who to calculate the bar bending schedule?

3 Answers   APPSC,

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how much binding wire is reqd for 1 MT

8 Answers   IVRCL,

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What is the main difference between crushing test and impact test in coarse aggregate?

2 Answers   Rites,

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how many lab test on bricks and aggregate write briefly please

2 Answers   NPC, Omaxe,

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how to calculate Rate of analysis for 100 m3 Any ratio of concrete ? including labour

0 Answers   Brick Consultant,

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1. What type of job are you holding at the moment? Name of present / last employer?

2 Answers   Norbord,

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