Answer Posted / p.s.vijaya bhaskar

M10 concrete is very low grade so
Water-192/cum
Cement-150/cum
Flyash-150/cum
So water cement ratio-0.64 is ok after 28days 25mpa
U need more strength add cement content 20kg
Using the admixture is best way-1.5/cum
Because workabality

M20 grade
Water-185
Cement-160kg/cum
Flyash-150kg/cum
W/c-0.59

M30-grade
Cemnt-200kg/cum
Flyash-170kg/cum
Water-176
W/c-0.47

Thank u

Explain the difference between shear and tensile strength.

1062

---

How do you calculate the power of a centrifugal pump?

1115

---

how to decide the mortar ratio 1:4,1:6 in masonry? same in plaster 1:3 and 1:4? which code or any document reference taken to define proportion?

2090

---

Can inverted beams used in pipes during construction? If yes, explain how it can be implemented?

1380

---

How does a traffic light signal work ?

2258

---

What is structural frames or systems?

1102

---

rimmer in pile foundation

2862

---

What are the strongest shapes in building?

1098

---

Define Who designed the city of Washington DC?

1053

---

What is meant by scaffolding coefficient?

2616

---

Whats the meanig of ,'K' VALUE in the case of soil.....

1966

---

why is the column design?

2204

---

What applicable rate of wct in bihar

1808

---

What is c.g.i sheet which used for roof??

1883

---

what is civil all interview questions

2713

---