Hall Ticket No Question Paper Code: BST205
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
M.Tech I Semester End Examinations (Regular) February, 2017
Regulation: IARE-R16
ADVANCED CONCRETE TECHNOLOGY
(Structural Engineering)
Time: 3 Hours Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. Discuss the manufacturing process of Portland cement in wet and dry method.
Explain Bogue's compounds and explain in detail the four major Bogue's compounds.
2. Explain in detail the hydration of cement and heat of hydration.
Explain influence of rate of cooling on the compressive strength of cement.
UNIT II
3. Discuss the factors affecting the workability of concrete and the tests commonly employed to
measure the workability of concrete.
Explain in detail the slump cone test and also the various patterns of the slump.
4. Discuss the process of manufacture of concrete and various curing methods of concrete.
Explain the significance of water/cement and the gel/space ratio in the compressive strength of
concrete.
UNIT III
5. Discuss the methods of making high strength concrete in detail.
Explain the attributes specifically when a high performance concrete is known as the high strength
concrete.
6. Discuss the techniques used for producing ultra high strength concrete in detail.
Explain the factors when a concrete is known as a high strength concrete comparing with the
ordinary concrete.
UNIT IV
7. Explain the classification of the light weight aggregates used in light weight concrete.
Explain the design of light weight aggregate concrete mix.
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8. Explain briefly about the aerated concrete and the no fines concrete and there advantages.[7M]
Discuss the concept of the drying shrinkage of no fines concrete in comparison the Conventional
concrete.
UNIT V
9. Describe the procedure in adopting the IS and DOE methods.
Design the concrete mix for grade M40 with suitable conditions using the IS code.
10. design the concrete mix for the following data using IS code:
Characteristic compressive strength=30MPa
Maximum size of aggregate=20mm (angular)
Degree of workability 0.8CF
Degree of quality control good
Type of exposure very severe
Water absorption by CA 1.5%
Moisture content of FA 2.0%
Assume any suitable missing data.
Design the concrete mix for the grade M25 with suitable conditions using ACI method.
Find the quantities of constituents of the mix for a bag of cement.
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