Civil Engineering - UPSC Civil Service Exam Questions

What is the correct sequence of the following events in rock tunnelling :
1. Marking tunnel profile
2. Loading explosive and blasting
3. Checking misfire
4. Muking
5. Removing foul gas
6. Setting up and drilling
7. Gunnisting
Select the correct answer using the codes given below :

Which of the following are the criteria associated with the design of sag vertical curve ?
1. Provision of minimum stopping distance during day time
2. Adequate drainage
3. Comfortable operation
4. Pleasant appearance
Select the correct answer using the codes given below:

Which one of the following is the correct statement ?
Refractory bricks resist:

The following quantities refer to a channel section used as a beam :
b = width of flange (upto centre of web thickness).
h = depth of web (c/c of flange thickness).
t = thickness of flange and web.
I = moment of inertia of channel about xx axis.
e = distance of shear centre, outside the channel from the mid thickness of the web.
The value of 'e' is given by

Which of the following statements is NOT correct ?