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.

test procedure of fly ash bricks as per code

2 Answers   L&T,

---

Can we provide lapping of R/f steel for plinth beam in support portion(At column)?

2 Answers  

---

1 bag of cement how much cubic meter?

6 Answers   AIT, Deepak Enterprises,

---

what is the difference between onw way slab & two way slab?

4 Answers  

---

If in a structure, e.g, 20mm steel bar is not available and we use 16mm steel bar instead of 20mm bar, how can we calculate the no. of steel bars for 16mm diameter bar?

5 Answers  

---

what is M & 20 of M20 concrete

11 Answers   Bharti, Sheladia Associates, URC Construction,

---

factor which affects design of concrete mix

4 Answers  

---

what is pure bending

1 Answers  

---

how i get all type of short type question answer about civil engg

0 Answers  

---

what is the code for classification of bricks

2 Answers  

---

why we need pcc?

2 Answers  

---

what is the water cement ratio for plastering

0 Answers   L&T,

---