Answer / abha baghel

M is use for mix. 20 is the charactristic compressive
strength of concrete of 15 cm. cubes at 28 days in N/mm^2

Answer / ashis malakar

M means mix and 20 means characteristics compressive
strength of concrete after 28 days perfect curing.(in N/mm2)

Answer / sneha rai

In the designation of concrete mix M mfm to the mix and the
number to the specified compressive strength of 150 mm size
cube at 28 days, expressed in N/mn?.

Answer / k s naveen

M denotes the mix & 20 denotes the charecterestic compressive strength of concrete at the end of 28 days curing is not less than 20N/mm^2

Answer / gautam kumar

What means of bending moment in concrete

If the first roof slab is not deshuttering in this time shall I start column raising work in second roof is it correct or not

2 Answers   Al Fara, Unity Infraprojects,

what is the thickness of plasters on the external and internal walls at site in india???

3 Answers   GSECL, SSC,

what is the percentage of silt in black cotton soil.?

0 Answers  

what discoveries did you have in relation to your course?

0 Answers  

what is the difference between volume and weight batching and which is better?

2 Answers   ECCI,

shape of aggregates used in concrete should be rounded/cubical or elongated/flaky.

9 Answers  

in BUILT UP AREA BASIS WHAT IS RATIO OF CONCRTE & STEEL RATIO MAY BE CONCIDER IN PER SQFT QTY

2 Answers   L&T,

For 1:2:4 ratio the weight of cement is 50 kgs then how many kgs are the weight of sand and aggregate

4 Answers   Lanco, Reliance,

Density of 10 mm aggrigates

4 Answers   BRB Construction, GPL,

Basic civil interview questions 

0 Answers   IOCL, SSC,

calculation of cement bags in 1:2:4 concrete mix

26 Answers  

How many required steel of 1m3 slab casting?

3 Answers