Civil Technology Grade 12 NSC November 2025 QP (Eng)

Confidential basic education Department: Basic Education REPUBLIC OF SOUTH AFRICA NATIONAL SENIOR CERTIFICATE GRADE 12 CIVIL TECHNOLOGY: CONSTRUCTION NOVEMBER 2025 MARKS: 200 TIME: 3 hours This question paper consists of 16 pages and 7 answer sheets. Copyright reserved Please turn over

Civil Technology: Construction 2 DBE/November 2025 NSC Confidential REQUIREMENTS: 1. Drawing instruments 2. A non-programmable calculator 3. ANSWER BOOK INSTRUCTIONS AND INFORMATION 1. a fF Ye N eo 2 N ® 11. 12. 13. 14. 15. 16. 17. 18. This question paper consists of SIX questions. Answer ALL the questions. Read ALL the questions carefully. Answer each question as a whole. Do NOT separate subsections of questions. Number the answers correctly according to the numbering system used in this question paper. Start the answer to EACH question on a NEW page. Do NOT write in the margins of the ANSWER BOOK. You may use sketches to illustrate your answers. Write ALL calculations and answers in the ANSWER BOOK or on the attached ANSWER SHEETS. Use the mark allocation as a guide to the length of your answers. 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. For the purpose of this question paper, the size of a brick should be taken as 220 mm x 110 mm x 75 mm. Use your own discretion where dimensions and/or details have been omitted. Answer QUESTIONS 2, 3.6, 4.10, 5.4, 5.5, 6.6 and 6.7 on the attached ANSWER SHEETS using drawing instruments, where necessary. 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. Drawings in the question paper are NOT to scale due to electronic transfer. Google Images was used as the source of all photographs and pictures. Write neatly and legibly. Copyright reserved Please turn over

Civil Technology: Construction 3 DBE/November 2025 QUESTION 1: NSC Confidential OHSA, MATERIALS, TOOLS, EQUIPMENT AND JOINING (GENERIC). Start this question on a NEW page. 1.1 Choose the correct word(s) from those given in brackets. Write only the word(s) next to the question numbers (1.1.1 to 1.1.10) in the ANSWER BOOK, e.g. 1.1.11 Plaster. 4.1.1 Every plank of a wooden scaffold platform must be at least (28 mm/38 mm) thick. 1.4.2 Toe boards should be at least (150 mm/200 mm) high from the level of the scaffold platform. 1.1.3 Steel scaffold standards with heavy platform loadings must not exceed (320 kg per m?/160 kg per m’). 1.1.4 The framework of scaffolding must be constructed to have a safety factor of at least (two/three). 1.1.5 Trestle scaffolds must not consist of more than (two/four) tiers. 1.1.6 When using a builder's hoist (overhead/hand) protection must be provided to protect workers from falling objects. 1.1.7 Ladders must not be extended above (two thirds/three quarters) of the extension length. 1.1.8 A construction site must be cordoned off to prevent (unauthorised persons/building inspectors) from entering the site. 1.1.9 Stairways that will not be a permanent part of the building must have landings of at least (760 x 560 mm/450 x 320 mm) for every 3,7 m vertical rise. 1.1.10 The seller shall supply the user of any hazardous chemical substance with sufficient information to enable the user to take necessary measures regarding (safe stocktaking/health and safety). 1.2 Which pictorial view below represents a bolt that will resist rotation? a Em (Sm | jo A B c Copyright reserved Please turn over (1) (1) (1) (1) (1) (1) (1) (1) (1) (1) (1)

Civil Technology: Construction 4 DBE/November 2025 NSC Confidential 1.3 Bolts are purchased according to different specifications. Name any TWO of these specifications. (2) 1.4 Powder coating is a coating that is applied to metals. 1.4.1 Explain the process of powder coating by referring to the material that is used and the method of application. (2) 1.4.2 Name ONE advantage of powder coating in terms of applying it to a metal. (1) 1.5 What should NOT be used to clean a multidetector? (1) 1.6 Name TWO materials that can be detected in a brick wall using the multidetector. (2) 1.7 What accessory of the dumpy level will be used to position a telescope on a centre point when horizontal measurements are taken? (1) [20] QUESTION 2: GRAPHICS AS MEANS OF COMMUNICATION (GENERIC) Start this question on a NEW page. FIGURE A and FIGURE B on the next page show drawings that appear on a building plan. Analyse the drawings and complete the table on ANSWER SHEET 2. Copyright reserved Please turn over

Civil Technology: Construction 5 DBE/November 2025 NSC Confidential NOTES: Contractors must verify all dimensions and levels on site before commencing work. Architects to be notified of any discrepancies immediately. ! LULU Guard rails on patio to be made of stainless steel. Aluminium sliding door G) ® —s @) (2 400 x 2 000 mm) (8) |__| a Aluminium side panel with ++ LI L 8 windows (600 x 2 000 mm) @) Li Roof: Hipped roof © Lintels must be installed above every window. Architect's signature ................ FIGURE A Client's signature ...........6.0.026 DRAWING OF DATE: REVISION 1 a ELECTRICAL 24/05/2025 FITTINGS PRINTED BY: DATE OF PRINT: _ 4000 8 000 . 5 000 _1 500 BUZZ PRINTERS 26/05/2025 g 220), 110, owt wi 110) 2201) DRAWING TITLE: Ny 5 a ———————— ELEVATION AND FLOOR PLAN | I ) SERVING STATION —° | PROJECT: o fT SE x PROPOSED BUILDING OF MR JD JONES = 7 b] “ ON PLOT 54, PROTEA STREET, CALEDON Ss E 1 SCULLERY COUNTER a | “. REST ROOM PROJECT NO: | ORAWINGNO: . \ 6-464 334P2 \ GENTS + 2x40W \ DATE: DRAWN: | CHECKED: ° A a | | || REST ROOM 20/04/2025 NCAR C BENN ot \ (RESTAURANT | | LADIES i=} a \ 9 ELEVATION SCALE 1: 100 3 $l pantry NN ) ~~ FLOOR PLAN SCALE 1: 100 _s om! J 2 REFERENCE CODE 3 S W2 W2 PATIO oie 202 N i ———— WINDOW SCHEDULE NS o 2 ° ely cE FIGURE B ai ba ‘ 300 1800 wi We [40] Copyright reserved Please turn over

Civil Technology: Construction 6 DBE/November 2025 NSC Confidential QUESTION 3: ROOFS, STAIRCASES AND JOINING (SPECIFIC) Start this question on a NEW page. 3.1 3.2 3.3 3.4 3.5 State the maximum spacing between roof trusses for EACH of the following types of roof covering: 3.1.1 Fibre-cement tiles 3.1.2 Corrugated iron sheets By means of two-dimensional drawings, differentiate between the two end shapes and sizes of the purlins used for corrugated iron roof sheeting. Indicate the dimensions on the drawings. Complete the following sentences by filling in the missing word(s). Write only the word(s) next to the question numbers (3.3.1 to 3.3.4) in the ANSWER BOOK. 3.3.1 When designing staircases, the minimum allowed pitch must be 25° and the maximum allowed pitch must be ...°. 3.3.2 The formwork on the underside of a concrete staircase may be removed after ... days. 3.3.3 The minimum recommended striking time of the formwork for the sides of stairs should be ... days. 3.3.4 The recommended dimension for a riser in a public building is mm, Name the fastener that you will use to anchor a wall plate to a concrete wall when using galvanised straps. FIGURE 3.5 below shows a partial roof construction. a 500 DO >} FIGURE 3.5 3.5.1 Identify parts A to D. 3.5.2 Predict the consequence if part A is NOT installed. Copyright reserved Please turn over (1) (1) (6) (1) (1) (1) (1) (1) (4) (1)

Civil Technology: Construction 7 DBE/November 2025 NSC Confidential 3.6 Use ANSWER SHEET 3.6 and draw to scale 1: 20 just more than a half of a close-coupled roof truss. The wall is indicated on the ANSWER SHEET. Use the following specifications: e The pitch of the roof is 30°. e The overhang is 250 mm. e The span of the roof is 4 000 mm. (12) [30] Copyright reserved Please turn over

Civil Technology: Construction 8 DBE/November 2025 NSC Confidential QUESTION 4: EXCAVATIONS, FORMWORK, TOOLS, EQUIPMENT AND MATERIALS (SPECIFIC) Start this question on a NEW page. 41 Give ONE word/term for each of the following descriptions by choosing a word(s)/term(s) from the fist below. Write only the word/term next to the question numbers (4.1.1. to 4.1.5) in the ANSWER BOOK, e.g. 4.1.6 Holes. steel; galvanised sheet metal; lead; medium carbon steel; copper; ductile cast iron; tin; brass; grey cast iron 4.1.1 A heavy and very soft metal 4.1.2 The elasticity of this material makes it ideal for casting 4.1.3 A material with a reduced welding ability 4.1.4 A material with a yellowish colour 4.1.5 A metal dipped in molten zinc Copyright reserved Please turn over (1) (1) (1) (1) (1)

Civil Technology: Construction 9 DBE/November 2025 4.2 4.3 44 4.5 4.6 NSC Confidential Choose a description from COLUMN B that matches the item in COLUMN A. Write only the letter (A-I) next to the question numbers (4.2.1 to 4.2.6) in the ANSWER BOOK, e.g. 4.2.7 K. COLUMN A COLUMN B 4.2.1 Fibreglass A __ stronger than solid timber and can be easily cut to shape on site 4.2.2 Steel shuttering B horizontal member carrying the load 4.2.3 Plywood of the casted concrete 4.2.4 Laminated board C _ is very light and easy to move where concrete has set 4.2.5 Wedge D used to secure the brace to the prop 4.2.6 Bearer/Head tree E used to secure cleats into place F _ will last longer than any other material used for the same purpose G has less carrying capacity and warps when filled with concrete H vertical member supporting the entire formwork l excellent release properties and waterproofing due to the glue used during manufacturing (6 x 1) You are contracted to excavate the foundation of a new storeroom next to the principal's office. What specifications, that are prescribed in the working drawings, wil! you have to consider before excavating any soil? Smali foundations for houses are normally excavated by hand. State the other method that can be used for excavations for multistorey buildings. Name the type of shuttering in which poling boards are spaced further apart. Name TWO methods that can be used to level a site that is on a mountainous slope. Copyright reserved Please turn over (6) (2) (1) (1) (2)

Civil Technology: Construction 10 DBE/November 2025 NSC Confidential 47 FIGURE 4.7 below shows a picture of a structure filled with soil. FIGURE 4.7 471 Name ONE machine that can be used to compact the soil. (1) 4.7.2 After compacting the soil in the picture above, you should ensure that the machine is taken care of. Name TWO ways how you will do this before storing the machine. (2) 4.7.3 Name the personal protective equipment you would use to protect your ears when using the machine named in QUESTION 4.7.1 and explain the possible consequences of ignoring such a safety measure. (2) 48 FIGURE 4.8 shows the apparatus used on a construction site to conduct a slump test. FIGURE 4.8 4.8.1 Give TWO reasons why you would conduct the slump test on fresh concrete before pouring it. (2) 4.8.2 By means of labelled sketches, show ANY TWO possible outcomes of the test. (6) Copyright reserved Please turn over

Civil Technology: Construction 11 DBE/November 2025 NSC Confidential 4.9 Sketch a line diagram in the ANSWER BOOK that shows the difference between a wedge and folding wedges. Print the correct title below EACH drawing. (4) 4.10 ANSWER SHEET 4.10 shows an incomplete drawing of the formwork for a concrete beam. Draw the supporting members of the formwork from the head tree down to the sole plate. (6) [40] Copyright reserved Please turn over

Civil Technology: Construction 12 DBE/November 2025 NSC Confidential QUESTION 5: PLASTER AND SCREED, BRICKWORK AND GRAPHICS AS MEANS OF COMMUNICATION (SPECIFIC) Start this question on a NEW page. 5.1 FIGURE 5.1 below shows a person finishing off a wall on the inside of a new building. ea FIGURE 5.1 5.1.1 Name the process that the worker is busy with. 5.1.2 Identify the TWO tools that the worker is using. 5.1.3 Name ONE admixture that you will use to reduce cracking during the process above. 5.2 The floor in the classroom is cracked. After repairing the floor, a screed must be applied to create a smooth finish. 5.2.1 Name TWO types of screeds that can be used. 5.2.2 Explain how the absorptiveness (ability to absorb moisture) of the concrete to receive screed can be tested. 5.3 In the ANSWER BOOK, sketch the difference between a brick used for a gauged arch and a brick used for a rough arch, as seen from the front view. 5.4 ANSWER SHEET 5.4 shows a horizontal sectional view of part of a one-brick wall built with face brick that is plastered on the outside. Complete the horizontal sectional view to illustrate how a steel door frame is attached to the wall. Show the hatching on the wall and the symbol for plaster. Copyright reserved Please turn over (1) (2) (1) (2) (3) (5) (7)

Civil Technology: Construction 13 DBE/November 2025 NSC Confidential 5.5 ANSWER SHEET 5.5 shows the incomplete drawing of a part of a vertical sectional view of a closed eave. Complete the drawing by adding the omitted members of the closed eave. Use the following specifications: e Corrugated iron roof covering e Fibre-cement ceiling board is used to cover the eave. (9) [30] Copyright reserved Please turn over

Civil Technology: Construction 14 DBE/November 2025 QUESTION 6: NSC Confidential REINFORCEMENT IN CONCRETE, FOUNDATIONS, CONCRETE FLOORS AND QUANTITIES (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 6.1.2 6.1.3 Copyright reserved The main purpose of reinforcement in concrete structures is to ... A __ increase the weight of the structure. B provide resistance against tensile forces. C __ reduce the curing time. D OnlyAandC A force that acts on the top section of a loaded concrete beam: A __ Tensile force B Shear force C Compressive force D_ All the above-mentioned In reinforced concrete beams, stirrups are mainly used to resist ... A bending moments. B _ shear forces. C _ tensile forces. D expansion forces. Which type of steel is commonly used for reinforcement in concrete structures? A _ Mild steel B Stainless steel C High-tensile steel D- OnlyAandC Shear bars in a beam is also referred to as ... bars. A secondary B bent C cranked D_ All the above-mentioned Please turn over (1) (1) (1) (1) (1)

Civil Technology: Construction 16 DBE/November 2025 6.2 6.3 6.4 6.5 6.6 NSC Confidential Name TWO types of pile foundations. (2) You are required to install a beam on the second storey of a new building that is supported only on one side and will be used as the new balcony. Name the beam you will install to support the weight. (1) By means of TWO horizontal sectional sketches in the ANSWER BOOK, differentiate between a square column with FOUR main bars and a round column with SLX main bars. Indicate the stirrups and the minimum concrete cover of the columns that have already been casted. (6) FIGURE 6.5 below shows a drawing of a rib and block floor. Identify parts A to E. \, A I< E eo e <— oe B ¥ NE OAL —e e e oe D E FIGURE 6.5 (5) ANSWER SHEET 6.6 shows an incomplete reinforced concrete beam resting ona wall. Complete the reinforcing for the concrete beam by drawing the omitted members. (8) Copyright reserved Please turn over

Civil Technology: Construction 16 NSC Confidential DBE/November 2025 6.7 FIGURE 6.7 below shows the floor plan of a small tool room with a gable roof. So So Oo foo) 12 500 FIGURE 6.7 Use the following specifications: oe ee The superstructure is a one-brick wall. The centre-to-centre spacing between the roof trusses is 1 200 mm. The length of the rafter is 4 920 mm. The centre-to-centre spacing between the purlins is 1 130 mm. Use the dimension paper on ANSWER SHEET 6.7 and calculate the following. Round off your answers to TWO decimal places. 6.7.1 The length of the wall plate 6.7.2 The number of roof trusses 6.7.3 The number of purlins NOTE: A mark will be awarded for the correct use of the dimension paper. Copyright reserved TOTAL: (4) (4) (4) (1) [40] 200

Civil Technology: Construction NSC Confidential DBE/November 2025 | CENTRE NUMBER: [ [| | ] [EXAMINATIONNUMBER: | | |_| L [| ANSWER SHEET 2 NO. QUESTIONS ANSWERS MARKS 1 What elevation is indicated by 1 * | FIGURE A? 2 Deduce, from the notes column, what 1 * | type of roof is indicated by number 1. What energy-generating components 3. | are installed on the roof, as indicated 1 by number 2? 4. | Identify number 3. 1 Identify number 4. 1 6 What material is recommended to be 1 * | used to manufacture number 5? 7. | Identify number 6. 1 8 Write down the abbreviation for 1 “| number 7. 9 Identify the end shape used to 1 * | manufacture number 8. 10 How many built-in cupboards are 1 * | there in the building? 11 What electrical installation has been 1 * | omitted in the building? What type of material can be used to 12. | manufacture the fascia board in 1 FIGURE A? How should the opening direction of 13. | the sliding door be indicated on the 1 floor plan? 14 Name ONE material that can be used 1 * | to manufacture number 9. 15 Deduce, from the notes column, what 1 * | must be installed above every window. Copyright reserved

Civil Technology: Construction NSC Confidential | CENTRE NUMBER: | [| [ | DBE/November 2025 [EXAMINATION NUMBER: | | | | 16. How many external doors are visible on the southern side of the building? 17. How many water closets are installed in the building? 18. Identify number 10. 19. Deduce the thickness of the internal walls from FIGURE B. 20. State the reference code of the proposed building. 21. How many 1 200 x 600 mm windows are there in the building? 22. Deduce, from the notes column, the dimensions of the aluminium side panel with windows. 23. Draw the symbol for a grease trap. 24. Draw the symbol for undisturbed earth. 25. What sanitary fitting is installed in the scullery? 26. Calculate the area of the scullery to be covered with floor tiles. The sink unit must be installed on top of the tiles. Give your answer in m?. 27. Calculate the total length of the wall on the northern side of the building. Show ALL calculations. The length must be indicated in metres. TOTAL: 40 Copyright reserved

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Civil Technology: Construction DBE/November 2025 NSC Confidential | CENTRE NUMBER: [TTT {Tf [4 [EXAMINATIONNUMBER: | | | | | | | | | [| | | J 4 ANSWER SHEET 4.10 TIE CONCRETE +. CLEAT |4+__—_——. SHUTTER BOARD [1 [3 FIXING PLATE ASSESSMENT CRITERIA NO. | MARK | CANDIDATE'S MARK 1 1 2 2 3 1 4 1 5 1 TOTAL: 6 Copyright reserved

Civil Technology: Construction DBE/November 2025 NSC Confidential | CENTRE NUMBER: LILIsIt[ I 4) [EXAMINATIONNUMBER: | | | | | | | | | | [| | [J ANSWER SHEET 5.4 ASSESSMENT CRITERIA NO. | MARK | CANDIDATE'S MARK 1 2 2 1 3 3 4 1 TOTAL: 7 Copyright reserved

Civil Technology: Construction NSC Confidential | CENTRE NUMBER: | | | | J J J DBE/November 2025 | EXAMINATION NUMBER: | | |] [| | | |} TT | ANSWER SHEET 5.5 ASSESSMENT CRITERIA NO. MARK _| CANDIDATE'S MARK 1 2 2 1 3 1 4 1 5 1 6 1 7 1 8 1 TOTAL: 9 Copyright reserved

Civil Technology: Construction DBE/November 2025 NSC Confidential [| CENTRE NUMBER: LTT TT Ty fT 4 [EXAMINATIONNUMBER: | | | | | | [| | [| | | [ J{ 4 ANSWER SHEET 6.6 “Neg 24 gy. CONCRETE vas BEAM WALL ASSESSMENT CRITERIA NO. | MARK | CANDIDATE'S MARK 1 2 2 2 3 2 4 1 5 1 TOTAL:| 8 Copyright reserved

Civil Technology: Construction DBE/November 2025 NSC Confidential [ CENTRE NUMBER: [TTT JT TT T 4 [EXAMINATION NUMBER: | | | | | | | ANSWER SHEET 6.7 DIMENSION PAPER A B Cc D 6.7.1 (4) A B Cc D 6.7.2 (4) A B c D 6.7.3 (4) Correct use of dimension paper (1) [40] Copyright reserved