how calculate the cube strength in percentage

Answer Posted / gopal

Tested cube strength/Standard strength required * 100

Example :
Grade 20 concrete cube
Tested cube result after 28 days = 30n/mm2
Design strength after 28 days = 20n/mm2

30/20x100 = 150%

Is This Answer Correct ?    10 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is missing report and how to prepare

1027


For Wet Mix Mecadam design what is Optimum moisture content

1618


How to calculate carrying capacity of the existing water supply trunkmain

1813


what s the standrd size of pvc fittings ,like elbow, bend,tee etc ? please explain with figure ?

2041


how to calculate the density for high density concrete ? or is it same as the density of RC?

1884






could u tell me how to used deform stell bar in reinforce concret?i wanna know the general using in the site!

1666


What is the software used in civil engineering?

665


Hi all, please guide me about the volume. And percentage. Of steel fibre to be used. My project. Is Sifcon.

1749


01. a. Diagram of a slump cone…………… 1 b. Size of Slump Cone…………… 1 c. Volume of a slump cone by av. Dia method…………… 1 d. Volume of a slump cone by av. area method…………… 1 e. Volume of a slump cone by frustrum method …………… 1 f. Angles of slump cone …………… 1 g. Slump measured by slump cone due to…………… 1 h. Slump does not measured by cylinder / cube due to …………… 1 i) ii) i. Slump cone is to be filled in……………………..Layers.

5069


how to calculate 1:5:8 ratio concrete cement, sand, metal and water please give me brief calculation

1224


how to calculate the length diamond shaped striupps in column

2210


How can we make a hole in a solid rectangle using solidsworks?

773


how much cement and sand required for 1cum rr masonry

4537


What is the Null Point of chimney in Power Plant

3270


how ratio is calculated for any grade of concrete. for e.g. sppose M20 requires(x;y:z) quantity of cememt sand and aggregate.

1571