in M-20 Grade of concrete what do u mean by (M)
Answer Posted / vijay kumar nishad
M - mix design and 20 means compressive strength of cube at 28 days express in n/mm^
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Hi how r u ? hope you are fine there . Please can u tell me tha Design life of Buildings as Per ACI CODE 318-99. It will be a pleasure for me .Thanks in advance
What should be the maximum allowable time for placing ready mix concrete? The specification requires concrete placement within 90 minutes of batching at the plant. What is the significance of this 90 minutes & should this be used as a rejection criterion? What effects does the concrete has after that time period?
pls tell me , what is the water content
how to determine H- zone in a column? where it will occur?
What are advancements in civil engineering?
Can we use the flyash bricks in brick bat coba?
what are the proper pipes for salt water line
What is Grid floor and mention its advantages ?
what is the tensile strength of 10swg and 8swg gabion wire?
what is floating slab foundation?
how much cost of single coat 20mm thick plastering per sqre meter
what is differences between ferrock and concrete ?
Hi I had missed my mark list (first year-apr2003)how i search in my old mark details in internet and which web site? pl inform me in full details..
What should be the lap length in raft if height of raft is 0.800mm ...it couldn't b 50D or 40D...we just have to join upper and bottom reinforced...is there any formula for determine it...
Forces in a Shear Wall are in plane or out of plane ?