Repairs & Rehabilitation of Structures ( Department — Summer 2019

List out various technique for crack repair. Explain grouting in detail.

Explain in short procedure for damage assessment in structural elements.

Explain briefly cracking of concrete and remedial measures for prevention of cracking.

Explain the need of cover in RCC structures. Give IS: 456-2000 recommendation for nominal cover.

List out various Non Destructive Test (NDT) used to determine strength of Existing structure. Explain any one of them.

Distinguish between Rehabilitation and Retrofitting.

What is shore? Enlist different types of shores and explain use of Dead shore with sketch.

What is meant by carbonation of concrete? How it is determined in concrete? What are the limitations associated with it?

Enlist and explain long term health monitoring techniques.

Explain the precautions to be taken during demolition of structure. 0

Explain column jacketing and plate bonding with sketch. 0

What is polymer impregnated concrete? Write the application of it. 0

Explain the methodology to repair an earthquake deficient masonry structure. 0

Discuss Sulphate attack on concrete.

Write in brief about Foundation Rehabilitation Methods.

Write short note on Foamed Concrete.

Write short note on Expansive Cement.