KNEC KCSE Building and Construction Paper 2 Question Paper – Bomet County Joint Examinations
2015 KCSE Bomet County Joint Examinations
Building and Construction Paper 2
SECTION A (40 Marks)
Answer all question in this section in the spaces provided.
(a) Give four functions of foundation (2marks)
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(b) Define the term’s “site layout”. (1mark)
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3 marks
(a) State four qualities of good mortar. (2marks)
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(b) Mention four reasons why a contractor should visit a new site. (2marks)
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2 marks
(a) Give two examples of second fixing and in each case mention its objectives. (2marks)
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(b) Sketch the following hand tool (2marks)
(i) Hand saw
(ii) Claw hammer
4 marks
(a) Why is sharp bent discouraged in plumbing work? (1mark)
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(b) Sketch a cross section through a timber wall construction and indicate the following features;
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(i) Sole plate
(ii) Nogging
(iii) Stud
(iv) Internal lining
(v) External boarding
4 marks
(a) Define the following terms; (2marks)
(i) Back fillings
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(ii) Lagging…………………………………………………………………………………………
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(b) Sketch front elevation of a five panel door screen. (3marks)
5 marks
(a) Write the following abbreviations in full (2marks)
(i) C.W.C
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(ii) N.T.S
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(b) Sketch a pictorial view of the timbering process to trenches in firm loose soil. (3marks)
5 marks
(a) Illustrate how parallel circuit is applied in electrical installation. (3marks)
(b) Distinguish between oil based and water based paints. (2marks)
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5 marks
(a) Briefly explain the importance of curing concrete structures (1mark)
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(b) Give a reason why steel reinforcement rods are bent on their ends (1mark)
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2 marks
(a) State four functions of walls (2marks)
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(b) Sketch across section through a tiled roof and label all the parts. (4marks)
6 marks
Sketch cabinet oblique projection of the fig. drawn below taking XY to be front elevation.
3 marks
SECTION B (10 Marks)
Answer question 11 and any other three questions from his section. Candidates are advised to spend not more than 25minutes on this question 11.
Figure 6. Shows two views of a shaped block drawn in first angle orthographic projection. To a scale of 1:2 draw isometric projection of the block taking X as the lowest point.
15 marks
(a) Sketch a cross section through dependent scaffold and label all the parts (4marks)
(b) Briefly discuss the procedure of erecting roof structure in readiness to fix G.C roof courings (5marks)
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(c) Sketch a cross section through a septic tank and indicate the following feature:
(i) Inlet manhole
(ii) Outlet manhole
(iii) Separating wall
(iii) Access
15 marks
(a) Briefly describe the process of preparing concrete using hand tools (6marks)
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(b) The diagram below show layout of a storied building. Sketch detail drawing of the part marked T
and the method used to support fresh concrete. (6marks)
(c) State three places where manholes should be provided in drawings system (3marks)
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15 marks
(a) State four factors that determine the choice of a roof (4marks)
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(b) Mention three types of external works and in each case mention its purpose (3marks)
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(c )Sketch a pictorial view of setting out corner profile boards and indicate all the features.
15 marks
(a) Mention any four components of business plan
(b) Sketch a cross through a raised timber floor and indicate the following features (8marks)
(i) Sleeper wall
(ii) Floor joist
(iv) Floor boards
(v) Oversite concrete
(vi) D.P C
(c ) Briefly discuss the procedure of laying terrazzo on solid concrete floor (5marks)
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13 marks