Answer / suraj verma

Characteristic strength is the strength below which only 5% of test carried out on given identical cubes are expected to fail.

Where as 28day strenght is the mean strength of all the tests acarried out on a given set of samples.

So they both are different things.

Diversion of cum to cft

9 Answers  

---

what is the density of concrete & steel? where we are using pycnometer? what is bulking of sand? what is under reinforced & over reinforced? what is balanced section?

3 Answers  

---

how much of the strength comes from post-production curing

0 Answers   Focus Energy, L&T,

---

What is the difference between stress and strength?

16 Answers  

---

For Granite Flooring,For Cement Slurry purpose which one is effective of cost control whether OPC or PPC or White cement?

0 Answers   Jain Housing,

---

What is the compressive strength of fly ash bricks?

0 Answers  

---

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?

0 Answers  

---

List out the potential risk factors for workers on the construction site?

0 Answers  

---

How to calculate water tank capacity in Ltr

3 Answers   Bohra Industries Limited,

---

how to carry out rate analysis for RCC work in column using M20 ?

1 Answers   Mazna Building Contracting,

---

How do piles bear loads

3 Answers  

---

what are the code used for residental building?

0 Answers  

---