BCS520S - BUILDING CONSTRUCTION AND SERVICES - 2ND OPP SUPL - JAN 2023


BCS520S - BUILDING CONSTRUCTION AND SERVICES - 2ND OPP SUPL - JAN 2023



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nAm I BIA un IVERSITY
OF SCIEnCE Ano TECHn OLOGY
FACULTY OF ENGINEERING AND THE BUILT ENVIRONMENT
DEPARTMENTOF LANDAND SPATIALSCIENCES
(LANDAND PROPERTYSECTION)
QUALIFICATION(S): DIPLOMA IN PROPERTYSTUDIES
BACHELOR OF PROPERTYSTUDIES
QUALIFICATION(S)CODE: 06DPRS
08BPRS
NQF LEVEL:5
COURSENAME: BUILDING
COURSECODE:BCS520S
CONSTRUCTION AND
SERVICES
EXAMSSESSION:JANUARY 2023
PAPER:
THEORY
DURATION: 3 HOURS
MARKS:
100
SECONDOPPORTUNITY/SUPPLEMENTARYEXAMINATION QUESTION PAPER
EXAMINER(S) ELINA TEODOL
MODERATOR: VERINJAERAKO KANGOTUE
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 4 questions.
4. You must answer ALLQUESTIONS.
5. Make sure your Student Number is on the EXAMINATION BOOK(S).
PERMISSIBLEMATERIALS
1. Non - Programmable Scientific Calculator
THIS QUESTION PAPERCONSISTSOF 8 PAGES(Including this front page)

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Building Construction and Services
BCS520S
Question 1
For each of the following statements indicate whether it is 'TRUE' OR 'FALSE'. Each correct answer
carries 1 mark.
(20)
a) Gambrel roof is a type of roof which slopes in two directions with a break in the slope on
each side.
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) In stairway, the platform at the end of a series of steps is known as Landing.
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) The service area in a building is the area occupied by stairs, toilets, lights and shafts.
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) The below-ground drainage system comprises all the drainpipes that collect waste from the
various sanitary appliances and convey them to the above ground drainage system.
Second Opportunity Examination paper
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January 2023

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Building Construction and Services
BCS520S
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]
Second Opportunity Examination paper
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January 2023

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Building Construction and Services
Question 2
BCS520S
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 "Traditional method 11 and "Conventional method 11 of building construction.
(3)
ii) An "Employer 11 and an 11Architect 11 in a major construction work.
(2)
iii) A ''Resident Engineer 11 and a "Clerk of works".
(3)
iv) A "Superstructure" and a "Substructure".
(3)
v) "Unburnt bricks" and "burnt bricks11
(3)
[20]
Question 3
a) Highlight the difference between a panel door and a flush door.
(3)
b) Distinguish between the following terms as used in building construction: -
i) "Facing11 and "Engineering bricks11
(2)
ii) "Damp proof Course11 and "Damp proof membrane 11
(2)
iii) "Arches 11 and "Lintels11 (indicate how loads are transmitted)
(2)
iv) "Cross11 and "Party walls11
(2)
Second Opportunity Examination paper
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January 2023

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Building Construction and Services
c} Identify the following types of Pitch roofs.
i}
ii}
BCS520S
(3)
iii)
LJ___lJ__J
d} Label the twelve (12) individual components of the roof construction below.
(6)
e) Highlight any four (4) advantages of deep strip foundation over the traditional strip
foundation.
(2)
Second Opportunity Examination paper
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January 2023

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Building Construction and Services
BCS520S
f) Identify each of the following basic types of Windows on the basis of the ways it is opened.
(4)
i)
ii)
ii)
iii)
[26]
Second Opportunity Examination paper
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January 2023

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Building Construction and Services
Question4
BCS520S
a) Below is the floor plan of Erf No. 5112 Hofsanger Street Khomasdal as provided by Kim and
Alina during inspection on the 5 August 2019 for sale purposes (Market Value). Use the
floor plan below to calculate the area of the building.
(10)
2000
2750
2000
..-.- 215 walls
0
Cl.
0
<O
I
>
Plan
ro
C)
C)
C'\\l
-r-
l.....
--l
0
LO
I'--
rr.
'
0
Ic..o".>
C1J
6750
C)
I.!)
0)
C)
mIL)
2,2.50.
Scale 1 :1 oo
b) Mention the five (5) factors affecting the choice of materials for a roof structure.
(5)
c) State the three (3) main steps of plastering process in building construction.
(3)
Second Opportunity Examination paper
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January 2023

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Building Construction and Services
d) Draw the following type of building components and label them appropriately: -
BCS520S
i) A brick wall and stone wall.
ii) A deep strip foundation and a pad foundation.
iii) A double pitched roof and see-saw roof.
iv) A top hung and a pivot window.
e) Outline any four (4) most common paints for building available in the market.
All the best of luck.
(3)
{3}
{3}
(3)
(4)
[34]
Second Opportunity Examination paper
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January 2023

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