ED – 804

*ED804*

VI Semester B.E. (Civil) Degree Examination, December 2014/January 2015 (2K6 Scheme) CE-606 : ADVANCED CONSTRUCTION TECHNOLOGY (Elective – 1) Time : 3 Hours

Max. Marks : 100

Instruction : Answer five full questions, choosing atleast two questions each from Part A and Part B. PART – A 1. a) List the various types of cement, indicating their use for different applications. 10 b) Explain different cement blending materials and their characteristics.

10

2. a) What is workability of concrete ? Briefly explain any one method of determining workability of concrete in the laboratory. 10 b) Distinguish between segregation and bleeding of concrete. Explain remedial measures. 3. a) What are the various strength properties of hardened concrete ? Discuss briefly. b) Explain briefly mechanism of shrinkage and creep in hardened concrete. 4. a) What are shrinkage and creep in concrete, list the methods by which they can be minimised.

10 10 10 10

b) What is Modulus of Elasticity concrete ? How do you determine the same in the laboratory ? Explain in detail. 10 PART – B 5. a) What is mix design ? Explain any one method of concrete mix design.

10

b) What are the factors influencing the choice of mix proportions.

10

6. a) What is SIFCON ? Explain mix proportion and Engg. application.

10

b) Explain requirement and salient features of High Performance Concrete (HPC). 10 P.T.O.

*ED804*

ED – 804

7. a) What is the composition of SBR latex modified concrete ? State its properties and uses. 10 b) Define FRC ? State the application of FRC in Engg. Practice.

10

8. Write short notes on any four of the following : a) Ready mix concrete b) Ferro cement c) Self compacting concrete d) Half curing concrete e) Polymer concrete.

(4×5=20) ———————