Answer / anuj gade

life of rcc structure is up to 100 year.but now life span of rcc structure reduce due to bad quality of material,poor supervision ,poor technique, adjustment of steel.so friends we are engineers avoid this type of mistakes


thank u

Answer / manish mathur

what is the criteria behind 100 years?where it is
documented?

Answer / d.ramachandran

due to corrosion in steel

the cover of 25 to 40 mm is not enough probly

if cover is increased effective depth also will increase,but
lever arm will increase may be costly but may increase life
of structures in rcc

for a tachometer the additive & multiplying constant are 0 & 100 100 & 0 0 & 0 100 & 100

4 Answers   Ramky,

---

how many 10mm steel are needed in 99sqft room

2 Answers  

---

why the compressive strength of concrete is calculated only after 28 days.why not after 25, 26,27 days..

7 Answers  

---

Is the ratio fixed for M-20,M-25,M-30,M-35....grades of concrete??

2 Answers   Ahluwalia Contracts, L&T,

---

how to create our resume?

0 Answers   Sunraj Construction,

---

---

what is diffence in grade 43 & 53 of cement?

4 Answers   KFC, L&T, NICE, Puravankara,

---

How should i calculate Cutting length of haunch bar in a raft including cover?

2 Answers   gdcl,

---

How to find out slope footing concrete

0 Answers   Ekta World, Punj Lloyd Ltd,

---

 Which Types Of Bricks ? 

0 Answers   Assotech,

---

How to test cement,sand,20mmbluemetal,40mmbluemetal,bricks,concrete by visual and instrument

0 Answers   L&T, R R Thulasi Builders,

---

How many times one TMT bars bents & straight upto not broken the bar.

5 Answers   HCC,

---

how many numbers of 4inch bricks and get consumed in 9 inch BB masonary wall in cubic feet.plz send my below e.mail adress

0 Answers   Quaid-e-Azam International Hospital,

---