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BCS512S - BUILDING CONSTRUCTION - 2ND OPP - JAN 2024 |
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nAmlBIA un1VERSITY
OF SCIEnCE Ano TECHnOLOGY
FACULTYOF ENGINEERINGAND THE BUILTENVIRONMENT
DEPARTMENTOF LANDAND SPATIALSCIENCES
QUALIFICATION(S):BACHELOROF PROPERTYSTUDIES
DIPLOMA IN PROPERTYSTUDIES
QUALIFICATION(S)CODE: 08BOPS
06DIPS
NQF LEVEL:6
COURSECODE: BCS521S
COURSENAME: BUILDING CONSTRUCTION
EXAMSSESSION:JANUARY 2024
PAPER:
THEORY
DURATION: 3 HOURS
MARKS:
100
SECONDOPPORTUNITY/SUPPLEMENTARYEXAMINATION QUESTION PAPER
EXAMINER(S) MRS ELINA TEODOL
MODERATOR: MR VERINJAERAKO l<ANGOTUE
INSTRUCTIONS
1. Read the entire question paper before answering the Questions.
2. Please write clearly and legibly!
3. The question paper contains a total of 5 questions.
4. You must answer ALLQUESTIONS.
5. The question paper contains appendices A. Detached, complete,
insert and submit it with the Examination Book (s).
6. Make sure your Student Number is on the EXAMINATION BOOl<(S).
PERMISSIBLEMATERIALS
1. Non-programmable Scientific Calculator
THIS QUESTIONPAPERCONSISTSOF 11 PAGES(Including this front page)
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Building Construction and Services
BCS512S
Question 1
Choose the correct answer for each of the following multiple-choice questions. Each correct
answer carries 1 mark.
(14)
1. What is a drawing or building plan/blueprint?
a) A design of an interior of a room
b) A rough sketch of a structure
c) A scaled drawing of a building, room, or home showing major placements
d) A piece of art representing a building
2. Which among the following is NOT included in a complete set of blueprints?
a) Roof plan
b) Colour palette
c) Elevation drawings
d) Electrical layout
3. A sketch should be:
a) Always to scale
b) Small to save space
c) Fairly large to show sufficient details
d) Incorrect in proportions
4. Why are building drawings important?
a) For the owner to see how the structure will look
b) For the valuer to determine the property value on completion
c) To form an effective means of communication for building projects
d) All of the above
5. What purpose do graphical symbols in a drawing serve?
a) To make the drawing more artistic
b) To represent different materials in the construction
c) To indicate the type of paint used
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Building Construction and Services
d} To show the type of soil on the site
BCS512S
6. Which of the following drawings provides layout plans and details for construction of each
part of the building?
a) Architectural drawings
b) Structural drawings
c) Electrical drawings
d} Plumbing drawings
7. What is a working drawing used for?
a} Representing the aesthetic view of a building
b) Marking out the plan on the ground
c) Conveying the designer's requirement to the contractor
d} Showing the topography of the site
8. What type of drawing is used to briefly show the general design of a structure?
a} Isometric drawing
b) Orthographic drawing
c} Pictorial drawing
d} Elevation drawing
9. Which drawing provides details about the electrical fixtures and wiring path?
a) Architectural drawing
b} Structural drawing
c) Electrical drawing
d) Plumbing drawing
10. Finishing drawings contain details about:
a} The foundation of a building
b} The electrical layout of a building
c} The appearance of a building, like tiles or marbles
d) The plumbing system of a building
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Building Construction and Services
11. Which of the following is NOT included in a complete set of blueprints?
a) Elevation drawings of each side of the structure
b) A complete electrical layout
c) Colour scheme of the building
d) A roof plans
12. What is a sketch in building terms?
a) A miniature model of a building
b) A free-hand drawing which may not be to scale
c) A technical drawing with exact dimensions
d) A digital representation of a building
13. Why are building drawings important?
a) Solely for the architect's record
b) For the owner to obtain building approval from the local authority
c) Only for artistic presentation
d) For the contractor to know the colour scheme
14. In building drawings, what do thick lines usually represent?
a) Locations of doors and windows
b) Site outline of new buildings
c) Electrical pathways
d) Air conditioning vents
BCS512S
[14)
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Building Construction and Services
Question 2
BCS512S
For each of the following statements indicate whether it is 'TRUE' OR 'FALSE'.Each correct answer
carries 1 mark.
(20)
a) A clerk of works is a person or firm who undertakes to complete a building project in
accordance with the contract documents on behalf of an employer and has full control of all
operations on site.
b) The foundation in which isolated slab are constructed to support each column with its own
base is known as Pad footings.
c) Mortar should be slightly harder than bricks so that if any movement of wall occurs the
mortar will crack rather than bricks.
d) When clearing a site, only bushes and trees need to be removed.
e) In ordinary residential and public building, the Damp Proof Course (DPC) is generally
provided at plinth level.
f) In floor construction, floor systems must transfer their loads horizontally across space to
either beams or columns or to bearing walls.
g) Settlement in buildings occurs when bearing pressure exceeds bearing capacity brought
about by either design or ill-considered alterations.
h) Membrane Structure refers to structures where non-structural membranes act as walls and
roofs supported by tension or compression members, like tents.
i) Multi-span lattice roof is a remedy to an increased height of the apex of a roof due to an
increase in span of a building. This results in the creation of a large usable roof space.
j) A Side Hinged Folding door provide easy 100% opening of doorway.
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Building Construction and Services
BCS512S
k) Raft footing is the type of foundation generally provided in soils possessing low bearing
capacity.
I) Gypsum plaster may be used for any interior wall or ceiling surface that is subjected to
severe moisture conditions.
m) Purlin is the roof member which is placed horizontally to support common rafter of a sloping
roof.
n) A Queen Closer is a piece of brick cut with its one corner equivalent to half the length and
half the width of brick.
o) Retaining wall is a wall constructed to resist the pressure of an earth filling.
p) Building finishes involve only coverings for the internal surfaces of walls, floors, and ceilings
as well as building the staircases, cupboard fitments, and ducting work.
q) X-ray rooms are plastered with Barium plaster.
r) In applying finishing to walls, the render is applied inside while the plaster is done externally.
s) Openings in walls are spanned by arches or lintels, or a combination of both.
t) Gambrel roof is the type of roof generally recommended for building in high mountainous
region.
[20]
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Question 3
BCS512S
a) Highlight and give a brief explanation of the four (4) methods involved in construction which
enable a building to resist the imposed loads by either Compression or Tension or
combination of the two.
(4)
b) Explain in brief the term 'Slenderness Ratio' in structural strength and stability of a building.
(2)
c) Differentiate between the following as used in building construction: -
i) The "Traditionalmethod" and "Conventionalmethod" of building construction.
(3)
ii) An "Employer"and an "Architect"in a major construction work.
(2)
iii) A 11ResidentEngineer"and a "Clerkof works".
(3)
iv) A 11Superstructure11 and a 11Substructure".
(3)
v) "Unburntbricks"and "burntbricks".
(3)
[20)
Question 4
a) Distinguish between the following terms as used in building construction: -
i) "Dampproof Course"and "Dampproof membrane"
(2)
ii) "Cross"and "Partywalls"
(2)
b) Identify the following types of Pitch roofs.
(3)
i)
ii)
iii)
.
I
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Building Construction and Services
BCS512S
c) Highlight any four (4) advantages of deep strip foundation over the traditional strip
foundation.
(2)
d) Draw the following type of building components and label them appropriately: -
i) A brick wall and stone wall.
(3)
ii) A deep strip foundation and a pad foundation.
(3)
iii) A double pitched roof and see-saw roof.
(3)
[18]
Question 5
a) Use the architectural drawing of the house below to answer the following questions.
c,
C>
CX)
IC)
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Building Construction and Services
BCS512S
i) Identify the type of building sketch
(1)
ii) Mention any form of the accommodation details
(2)
iii) Identify the thickness of the external and internal walls envelopes
(2)
iv) Calculate the Area of the building (in m2)
(3)
v) What does the section plane (vertical dashed line with a symbol A) in the plan
represent?
(2)
b) Use the building sketch below to answer the following questions:
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lfl
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q.i; ...
ROOPFJJC2II6'
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PtRH:mS'sP(C
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...::...~--=--;.,:.::::tl)~·
-.
C.E.IUNN..tTOL
,~Jlw(j
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i.
l
BATH
. Vj
~-
i) Identify the type of building architectural sketch
(1)
ii) What is the height of the external walls (in metres) from the DPCto the brickplate? (2)
iii) What is the angle of slope of the roof pitch (in degrees) as illustrated in the building
sketch?
(2)
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Building Construction and Services
BCS512S
c) Identify the components of a typical floor construction in buildings as illustrated below. (4)
---------Wall
Concrete
d) Use the isometric Object below and its corresponding multiview in orthographic (two
dimension) drawings to complete the table attached as Appendix A.
(9)
11
A BC 0 eFG
F
7
T
B
s
19
7
{8
15
FRONT VIEW
,../ B
12
2
21
TOP VIEW
6
16
SIDE VIEW
[28]
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Building Construction and Services
Student Number: ............................................
APPENDIX A
QUESTION 5 (d) ANSWER SHEET
A
B
C
D
E
F
G
F
7
T
8
s
19
BCS512S
[9]
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