GTU Civil Engineering (Semester 6)
Advanced Construction & Equipment
December 2014
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) Explain under which conditions pile foundation is preferable?
7 M
1 (b) Which points can be considered while selecting the type of pile?
7 M

2 (a) Differentiate between End bearing pile and Friction pile.
7 M
2 (b) Write short note on sand piles with its advantages and disadvantages.
7 M
2 (c) Discuss various causes of failure of piles.
7 M

3 (a) What is Coffer Dam? State requirements of a coffer dam.
7 M
3 (b) Describe with sketch single walled cofferdam.
7 M
3 (c) Write short note on cellular cofferdam.
7 M
3 (d) Explain the ways by which the leakage can be prevented in coffer dams.
7 M

4 (a) Write short note on box caisson with sketch.
7 M
4 (b) What do you mean by pneumatic caisson? Discuss its construction procedure with sketch.
7 M
4 (c) Write short note on tilting of caissons.
7 M
4 (d) What is caisson sickness or diseases? What are the precautions to be taken to avoid caisson sickness?
7 M

5 (a) Explain cement grouting to control ground water in excavations.
7 M
5 (b) Write short note on slip formwork.
7 M
5 (c) Discuss planning of earthquake resistant building.
7 M
5 (d) Write short note on demolition plan.
7 M



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