Set No. 1

Code No: 07A30102

1. Describe the characteristics of good building stones.

3. (a) What is meant by M20 grade concrete? (b) Describe compaction factor test (c) What is crazing.

[16]

[16]

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2. State the properties, uses and simple classification of glass.

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II B.Tech I Semester Regular Examinations, November 2008 BUILDING MATERIALS AND CONSTRUCTION (Civil Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆

[4+10+2]

or

4. Explain in brief about the alternative materials for wood.

[16]

5. (a) What are the general Principles in the stone masonry construction? (b) What are the requirements of a good partition wall?

[8+8]

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6. Define the term ‘Foundation’ ? Explain in detail the various types of building foundations. [16] 7. What are different types of arches that are used for engineering construction? Describe any three types in detail with sketches? [16] 8. (a) State the qualities and uses of the following paints: Aluminium paints Cement paints Enamel paints Plastic paints.

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i. ii. iii. iv.

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(b) What are the objectives of plastering? Mention the requirements of good plaster? [12+4] ⋆⋆⋆⋆⋆

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Set No. 2

Code No: 07A30102

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II B.Tech I Semester Regular Examinations, November 2008 BUILDING MATERIALS AND CONSTRUCTION (Civil Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆ 1. Write short notes on the following : (a) List out the tools for quarrying

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(b) Toughness of the stones (c) Hardness of the stones

(d) Fire resistance capacity of Lime stone and Sand stone

or

(e) Right & wrong placing of natural bed of stone in walls, arch and cornice. [2+3+3+3+5] 2. Describe briefly the classification of tar and the specifications of bitumen as a building material. [16] 3. (a) Enumerate the types of cements.

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(b) Enumerate the laboratory tests on cements. (c) BOGUE’s compounds of cement clinker.

[6+6+4]

4. Give an account of :

(a) Reinforced plastics

(b) Corrugated galvanized iron sheets (c) Corrugated aluminium sheets.

[8+4+4]

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5. (a) Explain the maintenance requirements of: i. Stone masonry construction ii. Brick masonry construction.

(b) Discuss the advantages of partition walls.

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6. Discuss with neat sketches different types of raft foundations.

[12+4] [16]

7. (a) How are arches classified? Give different arch classifications? (b) State briefly the requirement of a good stair case?

[10+6]

8. (a) Enumerate various types of vehicles used in paints. Give briefly the properties of each vehicle. (b) What is dampness? What are its ill effects? ⋆⋆⋆⋆⋆ 1 of 1

[10+6]

Set No. 3

Code No: 07A30102

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II B.Tech I Semester Regular Examinations, November 2008 BUILDING MATERIALS AND CONSTRUCTION (Civil Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆ 1. What are the different methods of quarrying of stone? Explain each method briefly. [16]

3. Write short notes on : (a) Soundness test on cement (c) Setting time test on cement

or

(b) Tensile strength test on cement

[16]

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2. Describe in brief the special varieties of glass.

4. Explain the classification of timber.

[5+5+6] [16]

5. Draw the sketches for the following in plan for 2, 4, 6 courses:

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(a) Two and half brick wall in English bond (b) Three Brick wall in English bond.

[8+8]

6. (a) Name the different types of foundations you would recommend under different situations and soils. Explain them briefly. (b) Explain about the strap footing.

[10+6]

nt

7. (a) “In modern times, R.C.C lintels have practically replaced all other materials used for lintels”-Comment on this statement. (b) Describe the construction procedure of the Madras Terrace roof.

[8+8]

8. (a) What are the objectives of using a paint? (b) State the characteristics of a good paint.

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(c) State the differences between pointing and plastering. ⋆⋆⋆⋆⋆

1 of 1

[16]

Set No. 4

Code No: 07A30102

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II B.Tech I Semester Regular Examinations, November 2008 BUILDING MATERIALS AND CONSTRUCTION (Civil Engineering) Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ⋆⋆⋆⋆⋆ 1. Draw the sketches of : (a) Pug mill

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(b) Allahabad intermittent kiln (c) Bull’s trench kiln (d) Hoffman’s kiln.

[4×4=16]

(a) Aluminium (b) Gypsum (c) Glass (d) Bitumen.

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3. Write on the following :

or

2. Give the properties and uses of following building material

[16]

(a) Vicat apparatus

(b) Le-chatlier apparatus

(c) Flow diagram of cement manufacturing by wet process

[4+4+8]

4. Explain the various methods of timber seasoning stating relative advantages and disadvantages. [16]

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5. (a) One brick wall in Double flemish bond (b) One and half brick double flemish bond.

[8+8]

6. (a) Discuss the thumb rules for determining the width of shallow foundation? [10+6]

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(b) Discuss in brief about the combined footing?

7. (a) Explain the various terms by means of a neat sketch, used in connection with the arch work. (b) Explain the construction procedure of a concrete floor, giving its relative merits and demerits. [10+6]

8. (a) Discuss the procedure for painting New wood work. (b) Under what situations do you recommend the pointing? ⋆⋆⋆⋆⋆ 1 of 1

[12+4]