# Civil Technology Grade 12 NSC November 2018 QP (Eng)

> Grade 12 Civil Technology question paper from the NSC November Exam 2018 (English), 25 pages. Read online or download the free PDF.

- Page: https://www.hlayiso.com/library/civil-technology-nov-2018-civil-services-eng/8c4a9866-0d4f-4432-b6a8-8f45ce690e62
- Updated: 2026-09-27
- Subject: Civil Technology
- Grade: Grade 12
- Document type: Question paper
- Year: 2018
- Exam period: NSC November Exam
- Curriculum: CAPS
- Pages: 25

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## About this document

Civil Technology · Grade 12 · NSC November Exam · 2018. Question paper, 25 pages. Read online or download the PDF.

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                                 NATIONAL
                            SENIOR CERTIFICATE

                                   GRADE 12

                      CIVIL TECHNOLOGY: CIVIL SERVICES

                                NOVEMBER 2018

MARKS: 200

TIME: 3 hours

            This question paper consists of 17 pages and 8 answer sheets.

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Civil Technology: Civil Services              2                          DBE/November 2018
                                             NSC

REQUIREMENTS:

1.         Drawing instruments

2.         A non-programmable calculator

3.         ANSWER BOOK

INSTRUCTIONS AND INFORMATION

1.         This question paper consists of SIX questions.

2.         Answer ALL the questions.

3.         Answer each question as a whole. Do NOT separate subsections of
           questions.

4.         Start the answer to EACH question on a NEW page.

5.         Do NOT write in the margins of the ANSWER BOOK.

6.         You may use sketches to illustrate your answers.

7.         Write ALL calculations and answers in the ANSWER BOOK or on the
           attached ANSWER SHEETS.

8.         Use the mark allocation as a guide to the length of your answers.

9.         Make drawings and sketches in pencil, fully dimensioned and neatly finished
           off with descriptive titles and notes to conform to the SANS/SABS Code of
           Practice for Building Drawings.

10.        For the purpose of this question paper, the size of a brick should be taken as
           220 mm x 110 mm x 75 mm.

11.        Use your own discretion where dimensions and/or details have been omitted.

12.        Answer QUESTIONS 2, 3.2, 3.6, 5.2, 5.3 and 6.3 on the attached ANSWER
           SHEETS using drawing instruments where necessary.

13.        Write your CENTRE NUMBER and EXAMINATION NUMBER on every
           ANSWER SHEET and hand them in with your ANSWER BOOK, whether you
           have used them or not.

14.        Drawings in the question paper are NOT to scale due to electronic transfer.

15.        Google Images was used as the source for all photographs and pictures.

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Civil Technology: Civil Services               3                             DBE/November 2018
                                              NSC

QUESTION         1:   OHSA, MATERIALS,            TOOLS,   EQUIPMENT        AND      JOINING
                      (GENERIC)

Start this question on a NEW page.

1.1        Choose a description from COLUMN B that matches an item in COLUMN A.
           Write only the letter (A–G) next to the question numbers (1.1.1 to 1.1.5) in the
           ANSWER BOOK, e.g. 1.1.6 H.

                          COLUMN A                                 COLUMN B
           1.1.1      Sole plate              A      not to be used in the proximity of
                                                     electrical wires
           1.1.2      Aluminium ladder
                                              B      to cover iron or steel with a layer of
           1.1.3      Scaffold                       zinc to prevent it from rusting

           1.1.4      Safety net              C      prevents splashing of chemicals

           1.1.5      Galvanising             D      protect metal, wood and other
                                                     materials against corrosion and
                                                     decay

                                              E      prevents falling objects from injuring
                                                     workers

                                              F      prevents vertical standards from
                                                     sinking into the ground

                                              G      should be provided with toe boards
                                                     to prevent objects from falling off
                                                                                       (5 x 1)       (5)

1.2        Describe TWO safety precautions that must be adhered to when working on a
           scaffold.                                                                                 (2)

1.3        What is the purpose of the guard rail of a scaffold in terms of safety?                   (2)

1.4        Explain the purpose of painting.                                                          (2)

1.5        Describe ONE advantage of the curing process of concrete.                                 (1)

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                                               NSC

1.6        FIGURE 1.6 below shows a tool that is used in the building construction
           industry.

                                                                              A

                                              FIGURE 1.6

           1.6.1        Identify tool A.                                                         (1)

           1.6.2        Explain TWO uses of tool A.                                              (2)

           1.6.3        Explain why the batteries should be removed from the tool if the
                        tool is not going to be used for a long time.                            (1)

1.7        FIGURE 1.7 below shows joining fixtures that are used on building sites and
           in workshops.

                                   A                                  B
                                              FIGURE 1.7

           1.7.1        Identify fastener A and fastener B.                                      (2)

           1.7.2        Explain ONE use of fastener A and fastener B respectively.               (2)
                                                                                                 [20]

QUESTION 2: GRAPHICS AS METHOD OF COMMUNICATION (GENERIC)

FIGURE 2 on the next page shows different drawings that appear on a building plan.
Analyse the drawings and complete the table on ANSWER SHEET 2.

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     Civil Technology: Civil Services                            5                             DBE/November 2018
                                                                NSC

                                                                            1       NOTES:
                                                                                    Contractors must verify all
                                                                                    dimensions and levels on site before
                                                                                    commencing work. Architects to be
                                                                                    notified immediately of any
                                                                            2       discrepancies.

 7                                                                                  ARCHITECT'S SIGNATURE ………………….
                                                                                    CLIENT'S SIGNATURE ……………….…….
                                                                            3
                                                                                    The following must be placed in
                        W1                      W2                                  front of the sliding door:
                                                                            4
                                                                                                    1 : 10

 8
                                                                            5
                                                W3                                  Access to the first floor must be by
                                                     FFL                    6       means of a:

                                      FIGURE A

                                                                                    REVISION       DATE           DESCRIPTION

                                                                                    PRINTED BY:        DATE OF PRINT:
        220              3 000                 110
220                                                                         220
                                                                                    NKOSI PRINTERS      2018/10/02

                                                                                    DRAWING TITLE:
                                                                                    SITE PLAN STAND 1843

                    9                                                               PROJECT:
                                                                                    PROPOSED DWELLING ON STAND 1843,

2 000                                                                       2 000
                                                                                    DIEPRIVIER
              W4        10 BATHROOM

                        11                                                          PROJECT NO.           DRAWING NO.
          12                                     LOUNGE                             GR 557-102              557P9

         13    W   14                                                                DATE      DRAWN CHECKED            SCALE
                               15
110                                                               W3                25/4/2018 JP MALOI P BRITZ          1 : 100

              W3
                                                                            4 000            REFERENCE CODE
                                                                                                QP 1 - 2018
                             OFFICE

                                                           19                        WINDOW 2                     WINDOW 3
                   16

                                                                                             900                      2 000
                              17          18     W2
                                                                            220      1 200                1 200
                                110             2 800                 220

                                       FIGURE B
                                                                            19

                                                                FIGURE 2                                                   [40]

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Civil Technology: Civil Services               6                        DBE/November 2018
                                              NSC

QUESTION 3:          CONSTRUCTION ASSOCIATED WITH CIVIL SERVICES, OHSA
                     AND QUANTITIES (SPECIFIC)

Start this question on a NEW page.

3.1        FIGURE 3.1 below shows a sectional view of a manhole. Study the drawing
           and answer the questions that follow.

                             A
                             B

                                             FIGURE 3.1

           3.1.1        What is the main function of a manhole?                                  (1)

           3.1.2        Identify A.                                                              (1)

           3.1.3        Identify B.                                                              (1)

           3.1.4        Manholes that are deeper than 750 mm should be set in frames
                        and have greased double seals. Give TWO reasons why greased
                        double seals are installed.                                              (2)

3.2        ANSWER SHEET 3.2 shows a top view of a T-junction of a half-brick wall in
           stretcher bond built with common bricks. Draw the sectional front view on
           section A-A by projecting it from the top view. The front view must have FIVE
           brick courses.                                                                        (10)

3.3        State THREE regulations that protect workers during excavations.                      (3)

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                                                NSC

3.4        FIGURE 3.4 below shows TWO different types of shoring/shuttering.

                                   A                    B

                                               FIGURE 3.4

           3.4.1        Different types of shoring are used for different soil types.

                        Which type of shoring, A or B, will be suitable to use in loose or
                        water-logged soil?                                                            (1)

           3.4.2        Motivate your answer to QUESTION 3.4.1.                                       (1)

3.5        Choose the correct word(s)/term in brackets. Write only the word(s)/term next
           to the question numbers (3.5.1 to 3.5.2) in the ANSWER BOOK.

           3.5.1        Working in confined spaces, such as a (manhole/french
                        drain/excavation), is one of the most dangerous tasks.                        (1)

           3.5.2        A safety harness is clipped to a rope known as a (safety rope/
                        lifeline).                                                                    (1)

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Civil Technology: Civil Services               8                          DBE/November 2018
                                              NSC

3.6        FIGURE 3.6 below shows an incomplete sectional view through the bricks
           and concrete floor slab of a manhole.

           Use ANSWER SHEET 3.6 and answer the following questions.

                                               900

                                   1 000

                                   125

                                                              75

                                    1 150                     1 000

                                              1 000

                                             FIGURE 3.6

           3.6.1        Calculate the volume of concrete that will be used for the
                        foundation.

                        Round off your answer to TWO decimals.                                      (4)

           3.6.2        Calculate the number of bricks needed for the manhole.

                        Specifications:

                            The wall is a one-brick wide wall
                            The centre line for the brickwork of the manhole is 4,96 m
                            100 bricks per square metre (m²) are needed for a one-brick
                             wall                                                                   (4)
                                                                                                    [30]

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Civil Technology: Civil Services                9                          DBE/November 2018
                                               NSC

QUESTION 4: COLD AND HOT-WATER SUPPLY, TOOLS, EQUIPMENT AND
            MATERIALS (SPECIFIC)

Start this question on a NEW page.

4.1        FIGURE 4.1 below shows a geyser.

                                              FIGURE 4.1

           4.1.1        Identify the type of geyser in FIGURE 4.1 above.                         (1)

           4.1.2        Which part inside the geyser heats the water?                            (1)

           4.1.3        Geysers use a lot of electricity. Recommend ONE other device that
                        can be used to heat water without using electricity.                     (1)

4.2        Many different faults can occur in hot-water systems.

           Describe ONE cause of the following faults in hot-water systems:

           4.2.1        Dripping geyser overflow                                                 (1)

           4.2.2        No hot water                                                             (1)

           4.2.3        Water leaking through the ceiling                                        (1)

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Civil Technology: Civil Services                  10                         DBE/November 2018
                                                 NSC

4.3        Choose a description from COLUMN B that matches an item in COLUMN A.
           Write only the letter (A–G) next to the question numbers (4.3.1 to 4.3.5) in the
           ANSWER BOOK, e.g. 4.3.6 H.

                        COLUMN A                                  COLUMN B
          4.3.1         Vacuum breaker             A   loose pipework

          4.3.2         Heat pump                  B   located above the solar panel

          4.3.3         Pressure control valve     C   located below the solar panel

          4.3.4         Electrical isolator        D   switches electricity supply to the
                                                       geyser on and off
          4.3.5         Water tank
                                                   E   reduces the pressure of incoming
                                                       water supply

                                                   F   allows air to enter the pipe when
                                                       necessary

                                                   G   extracts heat from the air and uses
                                                       it to generate hot water
                                                                                      (5 x 1)       (5)

4.4        Draw the SANS approved symbols for the followings fittings used in hot water
           systems:

           4.4.1        Automatic shut-off valve                                                    (2)

           4.4.2        Non-return valve                                                            (2)

           4.4.3        Pressure reducing valve                                                     (2)

4.5        Explain, in FOUR steps, how you would fix a leaking copper pipe with
           compression joints. The water supply is already shut off.                                (4)

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                                                NSC

4.6        FIGURE 4.6 below shows a fitting that can be used under a wash basin.

                                                                             B
                            A
                            C

                                               FIGURE 4.6

           4.6.1        Identify the fitting in FIGURE 4.6.                                         (1)

           4.6.2        Name the material that is used to manufacture this fitting.                 (1)

           4.6.3        Which part, A or B, will be connected to the bottom of the wash
                        basin?                                                                      (1)

           4.6.4        Describe the purpose of the seal at C.                                      (1)

4.7        FIGURE A and FIGURE B below show two different types of taps.

                            FIGURE A                               FIGURE B

           4.7.1        Identify the taps in FIGURES A and B respectively.                          (2)

           4.7.2        Describe where you would use EACH of the taps above.                        (2)

           4.7.3        Explain the advantage of plastic taps over brass taps on the
                        outside of a building.                                                      (1)

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4.8        Explain the purpose of installing a water meter on the incoming supply pipe of
           a house.                                                                              (1)

4.9        Materials react differently when used.

           4.9.1        Describe dezincification.                                                (2)

           4.9.2        Describe the problems dezincification can cause.                         (3)

4.10       Recommend ONE method to remove scale or corrosion from a metal surface.               (1)

4.11       One function of a centrifugal pump is to convert kinetic energy to another type
           of energy.

           Name this type of energy.                                                             (1)

4.12       Which tool would you use to clear blockages in drains?                                (1)

4.13       Recommend ONE tool that can be used to test for leakages in a below-
           ground drainage system.                                                               (1)
                                                                                                 [40]

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                                                NSC

QUESTION 5: GRAPHICS AS MEANS OF COMMUNICATION, ROOF WORK AND
            STORM WATER (SPECIFIC)

Start this question on a NEW page.

5.1        Give ONE word(s)/term for EACH of the following descriptions by choosing
           a word(s)/term from the list below. Write only the word(s)/term next to the
           question numbers (5.1.1 to 5.1.5) in the ANSWER BOOK, e.g. 5.1.6 Vacuum
           breaker.

            length of the roof; galvanised sheet metal; gutter seal; concrete shoe;
                      manhole; pitch of the roof; stop end; gutter; kerb

           5.1.1        This fitting can be used to seal off the gutter at the ends                      (1)

           5.1.2        One factor to consider before installing a flashing                              (1)

           5.1.3        A material that can be used for flashings                                        (1)

           5.1.4        This part collects rainwater flowing from the roof                               (1)

           5.1.5        A raised edge on the road that guides water to storm-water drains                (1)

5.2        FIGURE 5.2 on ANSWER SHEET 5.2 shows an incomplete drawing of a roof
           construction.

           Complete the drawing of the roof by drawing the following parts:

           5.2.1        Square gutter                                                                    (2)

           5.2.2        Down-pipe with offset                                                            (3)

           5.2.3        Holderbat                                                                        (2)

5.3        ANSWER SHEET 5.3 shows the front and top view of a frustrum of a cone
           where the top is not parallel to the base.

           Use the drawing and information on the ANSWER SHEET and draw the
           development of the cone. The development must have a 3 mm seam on both
           sides.

           Show ALL construction lines.
           Do NOT redraw the drawing, project the development from the given drawing.                    (18)
                                                                                                         [30]

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Civil Technology: Civil Services                   14                         DBE/November 2018
                                                  NSC

QUESTION 6: SEWERAGE, SANITARY FITTINGS AND JOINING (SPECIFIC)

Start this question on a NEW page.

6.1        Various options are given as possible answers to the following questions.
           Choose the answer and write only the letter (A–D) next to the question
           numbers (6.1.1 to 6.1.5) in the ANSWER BOOK, e.g. 6.1.6 C.

           6.1.1        An inspection eye is placed at … in the drainage system.

                        A    rodding eyes
                        B    junctions
                        C    gully's
                        D    All the above-mentioned                                                 (1)

           6.1.2        Glue can be used to join … pipes.

                        A    PVC
                        B    copper and PVC
                        C    copper and galvanised
                        D    copper, PVC and galvanised                                              (1)

           6.1.3        A straight pan collar is used to join the … to the discharge pipe.

                        A    toilet pan
                        B    T-junction
                        C    straight couplings
                        D    cross junction                                                          (1)

           6.1.4        The … allows odours and gases to escape from the drainage
                        system.

                        A    wastewater pipe
                        B    soil pipe
                        C    soil vent pipe
                        D    All the above-mentioned                                                 (1)

           6.1.5        All branch pipes should join the main drain at an angle of …

                        A    90°
                        B    135°
                        C    120°
                        D    None of the above-mentioned                                             (1)

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                                                NSC

6.2        FIGURE 6.2 below shows a part of a sewerage system. Study the drawing
           and answer the questions that follow.

                                                FIGURE 6.2

           6.2.1        Identify component C.                                                    (1)

           6.2.2        Describe ONE purpose of A.                                               (1)

           6.2.3        Explain why B is at an angle with the main pipe.                         (1)

6.3        FIGURE 6.3 on ANSWER SHEET 6.3 shows the line diagram of part of a
           building with sanitary fitments and sewerage components.

           Use ANSWER SHEET 6.3 and develop and draw a one-pipe sewerage layout
           for this building up to the indicated manhole.

           ALL regulations and design principles of a good drainage (sewerage) system
           must be considered and appropriate symbols and abbreviations must be
           used.

           The drainage system should consist of:

               2 x rodding eyes
               5 x inspection eyes
               1 x ventilation pipe
               Main sewerage pipes
               Branch pipes                                                                     (10)

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6.4        FIGURE 6.4 below shows the incomplete sectional view of a shower
           installation.

           Study FIGURE 6.4 and answer the questions that follow.

                                              FIGURE 6.4

           6.4.1        What is the diameter of the water pipes that are usually used for a
                        shower?                                                                   (1)

           6.4.2        Identify A.                                                               (1)

           6.4.3        Why is the surface B sloped towards C?                                    (1)

           6.4.4        Describe the function of C.                                               (1)

           6.4.5        The pipework from fitting A to fitting D consists of copper pipes.
                        Name ONE method of joining these pipes if you are unable to use
                        a compression joint.                                                      (1)

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6.5        Explain the function of an anti-siphonage pipe.                                  (1)

6.6        Differentiate between FIGURE A and FIGURE B below in terms of their use.

                            FIGURE A                           FIGURE B                     (2)

6.7        Name ONE sanitary appliance that discharges soil water.                          (1)

6.8        Draw the SANS approved symbols for the following components:

           6.8.1        Urinal                                                              (2)

           6.8.2        Grease trap                                                         (2)

           6.8.3        Shower                                                              (2)

6.9        Name TWO materials that are commonly used in the manufacturing of
           sanitary fittings.                                                               (2)

6.10       Name TWO types of solder that can be used in the building industry.              (2)

6.11       Give ONE use of a chemical anchor.                                               (1)

6.12       FIGURE 6.12 below shows a joint between two pieces of metal. Study the
           drawing and answer the questions that follow.

                                                              A

                                                              B

                                              FIGURE 6.12

           6.12.1       Identify A.                                                         (1)

           6.12.2       Explain the function of B.                                          (1)
                                                                                            [40]

                                                                                 TOTAL:     200

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                                               NSC

EXAMINATION NUMBER:

CENTRE NUMBER:

ANSWER SHEET 2

NO.                     QUESTIONS                    ANSWERS             MARKS

  1     Identify FIGURE A.                                                     1

  2     Identify FIGURE B.                                                     1

  3     Identify number 4.                                                     1

  4     Identify number 5.                                                     1

  5     Identify number 9.                                                     1

  6     Identify number 10.                                                    1

  7     Identify number 11.                                                    1

  8     On what date was the plan printed?                                     1

  9     Who drew the building plan?                                            1

        Name the feature in the column for the
 10     notes in FIGURE 2 that must be                                         1
        installed in front of the sliding door.

        Name the feature in the column for the
 11     notes in FIGURE 2 that must give                                       1
        access to the first floor.

        Identify the type of roof that is used for
 12                                                                            1
        the building in FIGURE A.

 13     Explain the purpose of number 1.                                       1

 14     Explain the purpose of number 2.                                       1

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                                               NSC

        Explain the abbreviation FFL at
 15                                                                      1
        number 6.

 16     Explain the purpose of number 7.                                 1

        Explain the meaning of the arrow on
 17     the feature that must be installed in                            1
        front of the sliding door.

        Explain what is meant by 1 : 10
 18                                                                      1
        indicated on the symbol in the notes.

 19     Which room will feature 15 serve?                                1

        Explain the short dashed lines on the
 20                                                                      1
        windows.

        Deduce the height of window 2 from
 21                                                                      1
        the window schedule.

        Deduce the width of window 3 from
 22                                                                      1
        the window schedule.

        On what elevation of the building is
 23                                                                      1
        the bathroom window situated?

        Differentiate between component
 24                                                                      2
        number 3 and component number 8.

        Differentiate between the light in the
 25                                                                      2
        lounge and the light in the bathroom.

        Recommend a suitable floor covering
 26                                                                      1
        for the bathroom.

        Recommend an appropriate scale to
 27     which FIGURE A should be drawn,                                  1
        according to SANS.

        Recommend an alternative sanitary
 28     fitment to replace number 11 that will                           1
        serve a similar purpose.

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        Calculate the internal area of the office
 29                                                                             3
        in m². Show ALL calculations.

        Calculate the perimeter of the building.
 30                                                                             7
        Show ALL calculations.

                                                    TOTAL                       40

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                                                  NSC

CENTRE NUMBER:

EXAMINATION NUMBER:

ANSWER SHEET 3.2

                                            A                 A

                                       ASSESSMENT CRITERIA                MARK CANDIDATE'S
                                                                                  MARK
                                   FIVE courses of bricks in stretcher
                                                                           5
                                   bond correctly drawn
                                   Alternate corner bricks on left side    3
                                   Section correctly drawn                 1
                                   Hatching lines                          1
                                   TOTAL:                                  10
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CENTRE NUMBER:

EXAMINATION NUMBER:

ANSWER SHEET 3.6

          A          B                C                             D
3.6.1                                         Volume of concrete for foundation:
                                              Volume = ℓ x b x h
         1/
               ________

               ________

               ________        ________       ________ m³ of concrete is needed              (4)

3.6.2                                         Number of bricks needed for the manhole:

         1/
               ________                       Centre line of wall = 4,96 m

               ________

               ________            ________   ________ bricks are needed                     (4)

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CENTRE NUMBER:

EXAMINATION NUMBER:

ANSWER SHEET 5.2

                                   FIGURE 5.2

                                      ASSESSMENT CRITERIA     MARK CANDIDATE'S
                                                                      MARK
                                      Square gutter             2
                                      Down-pipe with offset     3
                                      Holderbat                 2
                                      TOTAL:                    7

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                                                NSC

CENTRE NUMBER:

EXAMINATION NUMBER:

ANSWER SHEET 5.3

            FRONT VIEW

                                   Ø 50   ASSESSMENT CRITERIA                            MARK     CM
                                          Construction lines to top of cone                2
                                          Construction lines of outer circle               2
                                          Divide outer circle in 12 parts                  1
                                          Construction lines from top of cone to outer     3
                                          circle
                                          Cone measurement (marked/transferred)             6
                                          from front view to determine top part of
                                          development
                                          Outside lines of development                      2
                                          3 mm seam on both sides                           2
                                          TOTAL:                                           18
              TOP VIEW

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### Page 25

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Civil Technology: Civil Services                                           DBE/November 2018
                                                NSC

CENTRE NUMBER:

EXAMINATION NUMBER:

ANSWER SHEET 6.3

      MH

                                   ASSESSMENT CRITERIA              MARK     CANDIDATE'S
                                                                                MARK
                        2 x rodding eyes correctly positioned        2
                        5 x inspection eyes correctly positioned     5
                        1 x ventilation pipe correctly positioned    1
                        Drain pipes drawn correctly (main and
                                                                     2
                        branch pipes)
                        TOTAL                                        10

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