How to calculate the compressive strength of 28 days of
concrete where we have 7 days compressive strength?

Answer Posted / sjtbehera

compressive strength of 28 days or 7 days can be obtained
from compresseve testing machines. but As per IS code
minimum strength can not beyond strength of 28 days or 7
days

example- M 25= after 28 dyas strength should be 25 N/MM2

Is This Answer Correct ?    5 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

The largest size of paper used in plotter to print the drawing made by Autocad .

1296


procedure for preliminary selection of size of column of 5 storey building

2550


I need to constructive work in amaraj batteries

1395


primary treatment of sewagw consist of removal of floating materials removal of sand & grit removal of organic materials all above

1640


How to calculate the cement and fine aggregate requirement for solid block masonry works in terms of Sqm. 1. 400x200x200mm 2. 400x200x100mm 3. 600x200x100mm 4. 600x200x200mm I need the answer for 1 Sqm of solid block works.

2183






What is thumb rule in quantity and cost estimation of a residential building?

2645


List out some of the checking’s, done at the completion of construction?

703


How to fix the reinforcement in footing shorter bar at bottom and longer fix at top.

2156


How is make concrete cube?

702


Method of findingthe dry ingredient quantity of 1 m3 concrete. what is the difference between static and dynamic induced emf? Testing charges bill given for Rs. 32,000/- but not added service tax in this bill. So, How much TDS will be deduct

1017


What is bmc stands for in bmc software?

669


What is meant by cad?

649


find the discharge of water through a horizental venturimeter having 400mm dia at the inlet main and 150mm dia at thorat.if the diffrential gauge between inlet and thorat shows a pressure head of 25cm mercury. assume coefficient discharge 0.98 and specfic gravity of mercury as 13.6.

1806


how to prepare site mix design

1554


Mention what are the composition of a landfill?

724