Answer / avinash kumar nishad

M-1:4:8

Answer / farhad shaikh

all are depend on the standard water, if we have no standard water we have to change these ratio which my all friend post and given.we can change the ratio of cement by adding some chemical which increase the strenghth of concrete.Dont use more cement because it is not a part of green concept building.

by the way all the answers are write.

Answer / chaitanya

M5-1:5:10
M10-1:3:6
M25-1:1:2
AFTER M25 htere is a design mix

Answer / amar singh

In Indaia Mumbai the ratio is as follow
M5 - 1:5:10
M10 - 1:4:6
M15 - 1:2:5
M20 - 1:1.5:3
M25 - 1:1.25:2.5
AND THE RATIO IS ALSO DEPEND ON SAND.
THAT WHY IF SAND QUALITY IS VERY GOOD THEN RATIO MAY BE CHANGE....

Answer / subin babu

No where code IS is specified mix ratios for grade of
concrete. But IS 456-2000 table no 9 is given guideline for
nominal mix of grade M5 to M20 by weigh batches.
At the same time all are mentioned mix ratios. Is it weigh
batch or volume batch

Answer / g.kiran kumar

M10 1:3:6
M15 1:2:4
M20 1:1.5:3
M25 1:1:2
M30 1:0.5:1

Answer / kumarakrisnan

M-20 1:1.5:3
M-25 1:1.25:2.5
M-30 1:1:2

Answer / rajesh g prajapati

M 10 :- 1:3:6
M 15 :- 1:2:4
M 20 :- 1:1.5:3
M 25 :- 1:1:2M30,M35,M40 - Design Mix Followed

Answer / subbarao

M5 - 1:5:10
M7.5 - 1:4:8
M10 - 1:3:6
M15 - 1:2:4
M20 - 1:1.5:3
M25 - 1:1:2
M30,M35,M40 - Design Mix Followed

Answer / vijay jadhav

For details of :
1) IS code- 10262-2009 &
2) Conctete Grade Design

Pls refer the following website -

www.engineeringcivil.com/mix-design-m-40-grade.html

Also you will get all the designs at the end of page.

Thanks

cross hairs in surveying telescope are fitted in the objective lense at the center of the telescope at the optical centre of eyepiece in front of the eyepiece

2 Answers  

1.why can't we used sea sand in construction? 2.can we change sea sand into normal sand? if yes how?

2 Answers  

When you received a RA Bill of contractor at HO duly checked and certified by Site In-charge, How to know at a glance it is complete in order, do have any one checklist format in this regard.

2 Answers   JMD Group,

21. Are you able to work under pressure?

1 Answers  

what do you mean by ssd how it calculated

3 Answers  

What is high adherence steel bar? I have a general specification which refers to High Adherence steel bars, coils and meshes to BS EN 10080 and BS 4449 or BS 4483. Is this just general re-bar or is there something different about it? The spec originated in France.

0 Answers  

how to calculate quantity of concrete volume of pile with bulb  

1 Answers  

do you think we shall remove un wanted soil for foundation excavation even if the thickness of the soil strata is more than 8m ?

0 Answers  

what is the heart of civil engineering

12 Answers   Ramky,

Why silt content not allowed more than 6% for Sand ?

2 Answers   CCEL, L&T, NTPC,

What is the meaning of a blue land surveyors flag?

0 Answers  

what is spt

2 Answers   L&T,