STUPIDSID
1 (a)
Under which situation an Under Reamed piles are required ? Explain construction procedure of it.
7 M
1 (b)
Discuss the well sinking operation with sketches.
7 M
2 (a)
List different types of hammers used for pile driving. Give advantages and disadvantages of each.
7 M
2 (b)
Explain with sketches, de-watering by well-point system.
7 M
2 (c)
What are the reasons of pulling out piles from their positions ? What are the methods adopted for it ?
7 M
3 (a)
Where do you prefer the construction of coffer-dams ? What are its design
features ? Explain with sketch construction of Rock-fill coffer-dam.
7 M
3 (b)
Where do you prefer pneumatic caisson ? Describe its construction procedure
with sketch.
7 M
3 (c)
Explain with sketch construction of cellular coffer-dams. How do you control the leakage of water from coffer-dams.
7 M
3 (d)
What is tilt and shift in construction of caissons ? How can you rectify the tilting
of caissons ?
7 M
4 (a) 1
Centering.
4 M
4 (a) 2
Shuttering.
3 M
4 (b)
How do you select the method of de-watering and control of ground water in
Excavation ?
7 M
4 (c)
Explain with sketches formwork for (i) RCC column and (ii) RCC wall
7 M
4 (d)
What are the advantages and disadvantages of Chemical Grouting method for
underground water control ? In which situation Electro Osmosis method of
under ground water control is preferred ?
7 M
5 (a)
Explain the situations under which demolition of a structure is required ?
List the factors considered before demolition of a structure is carried out.
7 M
5 (b)
Define (i) Repair and (ii) Retrofitting.
Differentiate between them. How retrofitting of concrete column is done ?
7 M
5 (c)
What are the advantages and disadvantages of pre-stressed concrete ?
Explain methods of pre-stressing.
7 M
5 (d)
Explain with neat sketch about provision of horizontal reinforcement and
vertical reinforcement in masonry structures as per Indian Standard.
7 M
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