Civil Technology Paper 1 (English)

Feb-March 2018 — Grade 12 / Matric — Civil Technology

Past Paper 2018 Grade 12 English

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🎯 200 marks ⏱️ 3h 📄 20 pages 📝 121 items found 📚 1 topics

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1.1, 3.6, 3.7, 4.6, 5.2, 5.3, 6.1 and 6.2 on the attached ANSWER SHEETS using drawing instruments, where necessary. Write your CE NTRE NUMBER and EXAMINATION NUMBER on every ANSWER SHEET and hand them in with your ANSWER BOOK, whether you

1.1Choose a description from COLUMN B that matches an item in COLUMN A. Write only the letter (A \next to the question number (1. .1

1.1.10Lintel Quarter round Cube test Barge board Galvanised sheet ing Preservation Angle iron

1.2FIGURE 1.2 below show two different safety signs for personal protection. FIGURE 1.2

1.2.1Explain when you would use safety boots (1\

1.2.2Explai n when you would use gum boots (1\ Civil Technology

1.3Give ONE reason why the rungs of ladder should not be painted. (1\

1.4Describe TWO safety precautions that must adhered to to ensure the safety of workers and the public during deep excavations. (2\

1.5Name THREE accessories that you need to conduct a cube test. (3\

1.6Name the purpose of water during the mixing process of concrete. (1\

1.7Give ONE reason why you would use a damp proof course in the following places

1.7.1In the walls of a basement (1\

1.7.2Between a floor and a wall (1\

1.8Name the preservative that you would use on timber if you want to see its natural colour. (1\

1.9Name the type of roof covering that you would use if the roof covering is fixed on top of 38 mm x 38 mm battens (1\

1.10Name the roof component that you would use to close the gap where the roof coverings meet at the top of a roof (1\

1.11What will you use to join the roof truss members if the members have butt joints (1\

1.12FIGURE 1.12 on ANSWER SHEET 1.12 shows an incomplete drawing in stretcher bond of a plan course of a one brick wall with a half brick junction.

2.1Various options are given as possible answers to the following questions. Choose the answer and write only the letter (A D\ next to the question number (2.1 .1 2.

1.5\n the ANSWER BOOK, for example 2. 1. 6 C.

2.1.1distances, vertical heights and angles. mortice

2.1.2setting out foundations. marking perpendicular lines. testing the squareness of objects.

2.1.3This hammer is mainly used to drive very small nails into wood Cross peen hammer

2.1.4portable circular saw angle grinder electric mitre saw sliding bevel (1\

2.1.5ripsaw crosscut saw portable electric planer panel saw

2.2FIGURE 2.2 below shows power tools and equipment that are used in the building industry. Write down the name and explain ONE use of each power tool next to the question number (2.2.1

2.2.2\ in the AN SWER BOOK FIGUR

2.2(4\

2.3Name the hand tool that you will use to spring a straight line between two points. (1\

2.4Name ONE hand tool that you would use during the building process to ensure that the corner of the walls of a house is square. (1\

2.5Differentiate between a rough arch and a gauged arch in terms of the type of brick used to build the arch. (2\

2.6FIGURE 2.6 below is a drawing of a pile. Study the drawing and answer the questions that follow FIGUR

2.6.1Name the type of pile in FIGURE 2.6. (1\

2.6.2Describe TWO factors that will determine the use of this type of pile. (2\

2.6.3Name the material that can be placed inside the pile to make the concrete in the pile stronger. (1\

2.2.2Enlarged toe Soil Civil Technology DBE/ Feb. Mar.

2.7FIGURE 2.7 below shows two types of reinforcing bars that can be used for reinforcing concrete. Study the figure and name EACH reinforcing ba . Write down the

2.7.2the ANSWER BOOK. FIGUR

2.7(2\

2.8FIGURE 2.8 below illustrate a flight of concrete stairs. Study the drawing and name parts to

2.8(3\

2.9Name TWO defects that can occur in concrete due to shuttering. (2\ 2.

7.22.

7.1Civil Technology DBE/ Feb. Mar.

2.10FIGURE 2.10 below shows a sectional view of an external wall. FIGUR

2.10.1Identif y the type of wall (1\

2.10.2Identif y part explain the function of this part (2\

2.10.3Name the type of mixture that is used for (1\

2.10.4Explain ONE reason for filling part with this type of mixture (1\

2.10.5Identif y part (1\

2.10.6Give the minimum distance of the opening in the wall in FIGU

2.10(1\ Civil Technology DBE/

2.11FIGURE 2.11 below illustrates an incomplete vertical sectional view through a dry wall. Study the sketch and answer the questions that follow. FIGUR

2.11.1Identif y parts (2\

2.11.2ame any other mat erial that can be made of (1\

2.11.3Explain TW advantages of dry walls (2\

2.12FIGUR

2.12below is a s ket ch of components of a suspended floor FIGUR

2.12.1ame the type of suspended floor where these components will be used (1\

2.12.2Identif y parts to (3\ [40]40

3.1FIGUR

3.1below shows a water trap that is used in civil services FIGUR

3.1.1Identif y the water trap (1\

3.1.2ame ONE place where the trap can be used (1\

3.2FIGURE 3.2 below shows an electrical water heating system. Study the sketch and answer the questions that follow FIGUR

3.2.1Explain the functions of pipes and as used in the geyser installation. (2\

3.2.2Explain the purpose of (1\

3.2.3Give ONE reason for using a drip tray in a geyser installation. (1\ Civil

3.3FIGURE 3.3 below is a drawing of an open storm water channel. Study the drawing and answer the questions that follow FIGUR

3.3.1Explain the term storm water (1\

3.3.2Explain the function of storm water channels. (1\

3.4Describe ONE advantage of shallow water wells. (1\

3.5Water from a borehole is extracted by using an electric pump, hand operated pump or a solar powered pump. Name ONE other method that can be used to extract water from a borehole. (1\

3.6FIGURE 3.6 on ANSWER SHEET 3.6 shows an incomplete floor plan of a kitchen. Complete the drawing by drawing the symbols and wiring for the following electr ical fittings:

3.6.1Two way switch at (2\

3.6.2Socket outlet at (2\

3.6.3Light at (2\

3.6.4Ele ctrical wiring from to (2\

3.7FIGURE 3.7 on ANSWER SHEET 3.7 shows the incomplete layout of a one pipe sewerage system connected to a conservancy tank. Study the drawing and draw the layout of the sewerage system on ANSWER SHEET 3.7. All regulations and design principles of a good

4.1Below are pictures of fasteners that are used on building sites and in workshop . Write down the name and ONE use of EACH fastener

4.1.3in the ANSWER BOOK.

4.1.3(6\

4.2Name ONE fastener that you will use to fix a truss hanger to a wall. (1\

4.3Name ONE method of joining copper pipes. (1\

4.4Name TWO advantages of screws when compared to nails. (2\

4.5FIGURE 4.5 on the next page shows the brandering layout of a ceiling construction and the four walls. Study the drawing and complete the incomplete cutting list. Write down the answer next to the question number

4.1.3Civil Technology 13 DBE/ Feb. Mar. 201 NS

4.5.138 9 150 SA pine Short wall brander

4.5.238 38 10 300 SA pine Intermediate brander

4.5.3mm 4 349 38 38 21 745 SA pine Ceiling board

4.5.4900 6,4 11 780 Gypsum board Cornice s: Short wall

4.5.5Gypsum board Cornice s: Long wall mm

4.5.675 75 9 150 Gypsum board Metal cover strips mm

4.5.7Steel/ Aluminium (7\ 2 575 4 500 Civil Technology 14 DBE/

4.6FIGURE 4.6 below shows the floor plan of a room. You must install ceiling boards and skirtings in this room. SPECIFICATIONS External

4.6Use ANS ER SHEET

4.6d answer the following questions

4.6.1

4.6.2

4.6.3Calculate the total length of the skirtings for the room in metre (m\ (4\ [30] 6 50030

5.1FIGURE 5.1 below shows a shaped lamina. All dimensions are in millimetres. Study the lamina and calculate the centroid of the lamina from B B. Round off your answer to TWO decimal

5.1(10\ 40 60 80 25

5.2FIGURE 5.2 below shows the space diagram of a truss with two point loads and a span of 10 metres. FIGURE 5.2

5.2.1Use ANSWER SHEET 5.2 and develop and draw a vector diagram to determine the nature and magnitud e of the forces in the members of the truss graphically

5.2.2Use the information in the space diagram and vector diagram and complete the table on ANSWER SHEET 5.2 (4\

5.3FIGURE 5.3 below shows the space diagram of a beam with a span of 10 metres with three point loads and a uniformly distributed load. Study the diagram and answer the questions that follow. FIGUR

5.3.1Convert the uniformly distributed load to a point load and write down the value of the converted point load. (1\

5.3.2Determine the distance of the converted uniformly distributed load that now is a point load from RR (1\

5.3.3Determine the distance of the converted uniformly distributed load that now is a point load from RL (1\

5.3.4The value of the bending moments at A Nm, B 132 Nm,

6.1FIGURE 6.1 below shows the west elevation of a proposed dwelling. Study the drawing and complete the table on ANSWER SHEET 6.1. FIGURE 6.1 (15\ Scale 1:100 West

6.2FIGURE 6.2 below shows the floor plan of a site office with a gable roof with open eaves FIGUR

6.2Draw on ANSWER SHEET 6.2, to scale 1 20 a sectional view on section line A

1.1FIGUR

1.1ASSESSMENT CRITERIA MARK CANDIDATE MARK One

3.7FIGURE 3. ASSESSMENT CRITERIA MARK CANDIDATE MARK

4.6Complete your answers in the spaces indicated with _____________. Inside measurement of room Long walls =

5.2.2MEMBER TURE MAGNITUDE FG BF Toleran

5.310 N 40 N 20 N/m RL = 66 N RR = 44 N 2 m 2 m

6.1NO. QUESTIONS ANSWERS MARKS Name the scale used for the west elevation.

6.2ASSESSMENT CRITERIA MARKS LM Correctness of drawing External wall Symbol for wall

Multiple Choice Options

B)Round off

Topics Identified

Construction

Mark Allocation

Total200 marks

Sections30 + 40 + 30 + 30 + 30 + 40 = 200 marks

Paper information

SubjectCivil Technology

Year2018

SessionFeb-March

TypePast Paper

PaperPaper 1

LanguageEnglish

Pages29

Downloads7

Examination context

Decade2010s

Years ago8y

Season—

Start day—

Exam period—

Days since exam—

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