Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / venkatesh
M20, M30, M40 Grades of concrete indicates compressive
strength of concrete in Newtons for one mm2 area which is
called the characteristic strength of concrete after 28
days. M20 mean 20 N/mm2 similarly M30 is 30 N/mm2.
| Is This Answer Correct ? | 20 Yes | 1 No |
Post New Answer View All Answers
Kindly post me previous year interview questions with answer for post of DY. Manager (civil engg.) for GAIL, NTPC, IOC, OIL and ONGC etc.
what is the theoritical percentage of concrete cubes testing per day?
What year was the keystone power plant in Indiana County constructed?
50 acre of land to be reclaimed for an average height of 2.5 mt. Dredging area is 500mx200m size. what is the dredging depth required to reclaim the area?
In how many types u can do POP on ceiling and walls(on which material or by using which material)? b) what is the difference between dry , oil bound, enamel, acrlyic type of painting? 2nd :- I have certain queries, please help to solve. a) length of pile bore is 4m.excavation quantity will be area * length where area will be pi/4 * dia*dia. Is this right? b) It is a single reamed pile of 300m dia and reamed dia is 750mm. can any body help me to calculate excavated quantity of this bulb(reamed section),, concrete quantity in bulb with showing the formulas to be used?
how do we calculate quantity of cement sand and aggregates in 1m3 of m20 m25 grade concrete?
What is the Hardness of M-40 grade concrete, general and theoratical
How do you calculate reinforcement weight of steel?
Can inverted beams used in pipes during construction? If yes, explain how it can be implemented?
How to calculate the force on a column of three story building. What should be the base concrete height?.
How foundation is designed, Column design and beam design
roll of DLC in road constructions
What is the distance between railway tracks?
IS STEEL BARS IS AS PER ISI TRANSVERSE RIBS SHOULD BE UNIFORM IN DISTANCE, PLEASE EXPLAIN WHY,
Why should pumping be not used in case of concreting works?
