Answer / ravi

In 28 days, concrete will gain its complete strength. After 28 days, you can take the strength on any day. You will get the same result. We need the results as early as possible. 28 days the minimum time it takes for the concrete to gain its complete strength. So, we take 28 day strength.

Answer / sha

gud ravi

What is logic behind the use of Steel bar insted of gold bar?

10 Answers   Rites,

---

what is pile and deam foundation

0 Answers   DLF,

---

What is Architect-Prepared Contract?

0 Answers  

---

What is the difference between vitrified and ceramic tiles?

2 Answers  

---

What is the best design for building bridges?

6 Answers  

---

---

what is the shuttering normal clear cover for footings, walls, beams & columnms

7 Answers  

---

for columns reinforcement the lap length is not provided then how to rebar the rods then how rebar should be lapped

4 Answers   Nagarjuna Construction,

---

What is grouting? Why it is done?

12 Answers   Gammon,

---

a)If column dimensions are 250*400mm , what will be cutting length for 8mm stirrups and how to calculate it? b) If beam dimensions are 200*400mm , beam coveris 25mm , slab cover is 20mm , what will be the cutting length for stirrups? c)Column dimensions are 250*400mm , reinf. is 12nos. bar of 16mm dia , stirrups provided are two legged, what will be the length of each ring? Regards

27 Answers   Alfaraa, Speco, Supertech, Welspun,

---

The properties of concrete HA-30 and how does it differ with M 30 (specify the important characteristics like workability,strength,mix design,slump test value)and what is the standard relating to it

0 Answers  

---

what is a exact size of a cube?

7 Answers   Green Concretex,

---

what is the proportion of m20 grde concrete? also how much water is required for this proportions? As there were any formula for water-quantity?

3 Answers  

---