curing of concrete why 7day's,14day's 21day's 28days
Answer Posted / deepak
curing is required to reduce the heat of hydration and
concret get its 70% strength in 7 days,so minmum time
required is 7days if we do for 14,21,28 days also.
| Is This Answer Correct ? | 19 Yes | 0 No |
Post New Answer View All Answers
do we decide reinforcement steel , based on bending moment ? give example with continous slab?
design the irrigation canal(b,B,h )head is 3tms of water is supplied to the 200hectars of area and the base period crop is 150days dance to water travels as 35km.the canal section is trapezoidal and also calculate the slop the canal
Suppose a new brick wall is being constructed,and the courses and not aligned horizontally,what negetives can it cause?
what is the Purpose of Adding 20% of wet mortar & 1/3rd to Dry Mortar for PCC & Plastering & Rcc .is there any standard method for adding this .?
How to calculate quantity of cement , sand and granite from concrete mix ratio and volume of work
Dear Sir, I work in hydro project. I want to hire Scorpio/ Bolero on monthly basis. But how can i justified its amount (Hourly basic). Please solve my problem
Can rice husk ash be used instead of coal fly ash for manufacture of clc/ foam concrete
quantity of sand and cement for 10m2 plastering 10mm thick for the ratio of 1:4,1:3and its leabour data
how calucate cement sand ratio for plstering
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?
explain five benefits of using standard terminology in the measurement process?
what is features of a typ-ical modern air-conditioning installation?
what are the five benefits of using standard terminology in the measurement process?
What are the responsibilities of a construction manager?
In which code the the maximum height of concrete casting has been explained