# Civil Technology Grade 12 NSC Supplementary 2016 Memo (Eng) > Grade 12 Civil Technology memorandum from the NSC Supplementary Exam 2016 (English), 16 pages. Read online or download the free PDF. - Page: https://www.hlayiso.com/library/civil-technology-feb-march-2016-memo-eng/976ffbaf-74ba-42d0-8b74-918cc86c5644 - Updated: 2026-09-27 - Subject: Civil Technology - Grade: Grade 12 - Document type: Memorandum - Year: 2016 - Exam period: NSC Supplementary Exam - Curriculum: CAPS - Pages: 16 Breadcrumbs: [Home](https://www.hlayiso.com/) › [Library](https://www.hlayiso.com/library) › [Grade 12](https://www.hlayiso.com/library/grade-12) › [Civil Technology](https://www.hlayiso.com/library/grade-12/civil-technology) › [Civil Technology Grade 12 NSC Supplementary 2016 Memo (Eng)](https://www.hlayiso.com/library/civil-technology-feb-march-2016-memo-eng/976ffbaf-74ba-42d0-8b74-918cc86c5644) ## About this document Civil Technology · Grade 12 · NSC Supplementary Exam · 2016. Memorandum, 16 pages. Read online or download the PDF. Read it free online on the page above; download the PDF from there. ## Document text Text extracted from the PDF. Layout, diagrams and tables may not survive extraction. ### Page 1 Downloaded from hlayiso.com GRAAD 12 NATIONAL SENIOR CERTIFICATE GRADE 12 CIVIL TECHNOLOGY FEBRUARY/MARCH 2016 MEMORANDUM MARKS: 200 This memorandum consists of 16 pages. Copyright reserved Please turn over ### Page 2 Downloaded from hlayiso.com Civil Technology 2 DBE/Feb.–Mar. 2016 NSC – Memorandum QUESTION 1: CONSTRUCTION, SAFETY AND MATERIAL 1.1 1.1.1 • The person is using a table and chairs to reach the required height. √ • The person is not using the appropriate safety equipment. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.1.2 The person can use a ladder or scaffolding to reach the required height. √ (1) 1.2 1.2.1 • When using a grinder the sparks can burn your face. √ • When using a grinder the sparks can damage your eyes. • When painting the paint can splash in your eyes. • When cutting or chiselling wood the wood splinters can get into your face. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.2.2 • When working with cement you will inhale the dust and it can cause lung problems. √ • When sawing/sanding wood you will inhale the dust. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.2.3 • You can get an injury when heavy objects fall on your feet. √ • You can get an injury when stepping onto nails, screws or any other sharp object. • You won't have the insulation protection when coming in contact with electricity. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.3 • Ensure that workers maintain a safe distance from material that is moving overhead √ • Seek help to move material that is too heavy to handle alone. √ • Ensure that there are enough workmen to carry heavy loads. √ • The material must be secured firmly. • When material is being moved by a hoist a qualified person must operate the hoist. (3) ANY THREE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER Copyright reserved Please turn over ### Page 3 Downloaded from hlayiso.com Civil Technology 3 DBE/Feb.–Mar. 2016 NSC – Memorandum 1.4 Quarter round/ Skirting √ Quadrant√ (2) 1.5 1.5.1 Channel-iron √ (1) 1.5.2 • The steel profile is grey √ • Prone to rust • A good conductor of heat • Malleable • Doesn't bend easily • Welds well • Can easily be joined (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.6 • Stone is used to add bulk to the concrete. √ • Stone makes the mix more economical. √ • Using stone in concrete reduces the paste content and therefore makes the concrete more stable. √ • The quantity of stone also determines the strength of the concrete. • Stone also reduces shrinkage and deformations. (3) ANY THREE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.7 • Beneath concrete floors. √ • Under window sills. √ • At roofs/under roof covering. √ • Under the wall of the super structure. (3) ANY THREE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.8 Damp proof course is used to prevent damp/moisture to enter a building. √ (1) 1.9 1.9.1 Stretcher bond (1) 1.9.2 END VIEW √√ A A (2) Copyright reserved Please turn over ### Page 4 Downloaded from hlayiso.com Civil Technology 4 DBE/Feb.–Mar. 2016 NSC – Memorandum 1.9.3 ASSESSMENT CANDIDATE'S MARK CRITERIA MARK Stretcher course 2 of main wall Stretcher course 2 of T-junction √ √ √ √ (4) 1.10 • Clay/Slate tiles √ • Galvanised corrugated iron sheets √ • Galvanised IBR roof sheeting • Thatch roof • Cement fibre sheet (2) ANY TWO OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 1.11 • Timber frames need regular maintenance. √ • Timber is expensive since imported hardwood is scarce. √ • Timber cannot be effectively burglar-proofed. • Timber is prone to attacks by insects and fungi. • Timber is not fire resistant. (2) ANY TWO OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER [30] Copyright reserved Please turn over ### Page 5 Downloaded from hlayiso.com Civil Technology 5 DBE/Feb.–Mar. 2016 NSC – Memorandum QUESTION 2: ADVANCED CONSTRUCTION AND EQUIPMENT 2.1 2.1.1 Portable electric planer √ (1) 2.1.2 This machine is mainly used to plane: • edges. √ • ends. √ • bevels. • rebates. • chamfers. (2) ANY TWO OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.1.3 • It can remove more than 2 mm of wood at once.√ • It planes more accurately. • It planes much faster than a hand plane. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.1.4 By using a generator on site this machine can still be used. √ (1) 2.2 2.2.1 • Measuring of heights √ • Measuring of distances √ • Measuring of angles (2) 2.2.2 • The telescopic level/dumpy level √ • The tripod √ • Telescopic staff √ (3) 2.3 √ (1) ANY ONE OF THE ABOVE 2.4 When you build cavity walls. √ (1) 2.5 2.5.1 Pre-stressed concrete ribs/Concrete ribs/Ribs. √ (1) 2.5.2 • Ribbed bar √ • Twisted rib bar • Square twisted bar • Round bar (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER Copyright reserved Please turn over ### Page 6 Downloaded from hlayiso.com Civil Technology 6 DBE/Feb.–Mar. 2016 NSC – Memorandum 2.5.3 • It acts as additional reinforcement. √ • The steel mesh can be tied to the triangular reinforcing of the rib with binding wire. • Ensure effective binding between concrete and rib. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.5.4 At rib and block floors. √ (1) 2.5.5 • Spraying with water • A patent sealer can be used • Concrete can be covered with wet sand • Concrete can be covered with hessian • Concrete can be covered with canvas • Concrete can be covered with other protective covering (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.5.6 • Flathead prop √ • Drop head prop • Multi prop • Prop (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.6 • Shutter boards should be cleaned after use. √ • All rests/residue of concrete should be removed. √ • All holes should be plugged. • Release agents or emulsion oil should be applied to the shutter boards. (2) ANY TWO OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.7 • Shuttering (formwork) should be strong enough to carry the load of the wet concrete. √ • It should be able to bear the mass of people and equipment working on it. √ • Formwork material should be made of a material, which can easily be repaired in situ. √ • It should be constructed in such a manner that it can be easily removed and erected. • It must be assembled accurately. • It must be sealed off to prevent unnecessary loss of concrete, which may lead to honeycombing. • It must be clean from dirt such as sawdust and excessive release agent. (3) ANY THREE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER Copyright reserved Please turn over ### Page 7 Downloaded from hlayiso.com Civil Technology 7 DBE/Feb.–Mar. 2016 NSC – Memorandum 2.8 2.8.1 A – Shear bar √ B – Stirrup/binders √ C – Anchor bar √ D – Main bar √ (4) 2.8.2 Spacers cover depth blocks/cover depth stand, are used to keep the bars away from shuttering boards (formwork). √ (1) 2.9 • Soleplates are used to create a level surface onto which the scaffold can be erected. √ • It is used to prevent the scaffolding from sinking into the ground. • It spreads the load of the scaffold, materials and workmen evenly onto the ground. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.10 2.10.1 The weep-hole must be inserted above the horizontal damp-proof course of the external part of the wall. √ (1) 2.10.2 Allow water penetrating the outside wall to drain out of the building. √ (1) 2.10.3 • The cavity ensures that no water will penetrate the inner wall. √ • The cavity provides insulation against heat. √ • The cavity provides insulation against cold. • The cavity provides insulation against sound. (2) ANY TWO OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 2.10.4 Weak concrete mixture √ (1) 2.10.5 110 + 50 + 110 √ = 270 √ (2) 2.11 Waterproof gypsum board/fibre cement board/marine plywood √ (1) 2.12 Normal/Strip foundations are used. √ (1) 2.13 Centre √ (1) 2.14 Intrados √ (1) [40] Copyright reserved Please turn over ### Page 8 Downloaded from hlayiso.com Civil Technology 8 DBE/Feb.–Mar. 2016 NSC – Memorandum QUESTION 3: CIVIL SERVICES 3.1 3.1.1 B√ (1) 3.1.2 E√ (1) 3.1.3 D√ (1) 3.1.4 C√ (1) 3.1.5 A√ (1) 3.2 • PVC pipe √ • Copper pipe √ • Galvanized pipe √ (3) 3.3 3.3.1 It is to provide water to the tap. √ (1) 3.3.2 Cap B is removable to provide access to the inside of the pipe. √ (1) 3.3.3 Waste water pipe/PVC pipe/Galvanised pipe √ (1) 3.3.4 40 mm/50 mm √ (1) 3.3.5 It is used to anchor the pipe to the wall. √ (1) 3.3.6 It is used to guide the wastewater directly into the gully. √ (1) 3.3.7 100 mm interior/110 mm exterior √ (1) 3.3.8 • The purpose is to form a water seal/water trap/water lock. √ • To prevent bad odours and gasses from the sewer entering back into the building. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 3.3.9 P – trap √ (1) 3.4 3.4.1 Wash tub √ (1) 3.4.2 Sewer line/drain pipes √ (1) 3.4.3 Safety valve √ (1) 3.4.4 Storm water drain pipes √ (1) 3.5 • It contains chemicals that are poisonous to the bacteria in the tank. √ • The tank will fill up quickly and block the system. √ (2) Copyright reserved Please turn over ### Page 9 Downloaded from hlayiso.com Civil Technology 9 DBE/Feb.–Mar. 2016 NSC – Memorandum 3.6 A – Stopcock √ (1) B – Pressure control valve √ (1) C – Vacuum breaker √ (1) D – Drain cock/Cold water inlet √ (1) E – Drip tray √ (1) F – Safety valve/Hot water outlet √ (1) G – Hot water cylinder/Geyser √ (1) [30] Copyright reserved Please turn over ### Page 10 Downloaded from hlayiso.com Civil Technology 10 DBE/Feb.–Mar. 2016 NSC – Memorandum QUESTION 4: QUANTITIES, MATERIALS AND JOINING 4.1 4.1.1 1 130 mm √ (1) 4.1.2 150 mm √ (1) 4.1.3 114 mm √ (1) 4.1.4 Window stile √ (1) 4.1.5 44 mm √ (1) 4.1.6 54 mm √ (1) 4.1.7 4√ (1) 4.2 4.2.1 B√ (1) 4.2.2 A√ (1) 4.2.3 D√ (1) 4.2.4 C√ (1) 4.2.5 D√ (1) 4.3 • Galvanising hoop iron is used to tie down or attach roof trusses to the brickwork. √ • To fix wall plates to walls. • For cross bracing of roof trusses. • To secure timber frames to brick work. • To join existing brickwork to new brickwork (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER 4.4 Steel nails √ (1) 4.5 • Rawl bolts √ • Chemical fasteners in conjunction with threaded rods and nuts • Sleeve anchors can be used. (1) ANY ONE OF THE ABOVE OR ANY OTHER ACCEPTABLE ANSWER Copyright reserved Please turn over ### Page 11 Downloaded from hlayiso.com Civil Technology 11 DBE/Feb.–Mar. 2016 NSC – Memorandum 4.6 4.6.1 A B C D Internal measurement of: Long walls = 10 040 √ - 2/220 √ = 9 600 √ Short walls = 5 240 √ - 2/220 √ = 4 800 √ (6) 4.6.2 A B C D 1/ 9, 6 √ Internal area of room: x 4, 8 √ 46, 08 m2 √ Inside length = 9 600 mm Inside width = 4 800 mm Area is 46,08 m2 (3) 4.6.3 A B C D 1/ 0,6 √ Area of one tile: x 0,6 √ 0, 36 m2 √ Size of one tile = 600 mm x 600 mm Area is 0, 36 m2 Internal area of room Total no. of tiles = Area of one tile 46,08 = √√ 0,36 = 128 tiles are needed √ (6) [30] Copyright reserved Please turn over ### Page 12 Downloaded from hlayiso.com Civil Technology 12 DBE/Feb.–Mar. 2016 NSC – Memorandum QUESTION 5: APPLIED MECHANICS 5.1 5.1.1 90 mm x 30 mm = 2 700 mm² √ (1) 5.1.2 60 mm x 60 mm = 3 600 mm² OR 3 150 mm² √ (1) 5.1.3 15 mm x 30 mm = 450 mm² √ (1) 5.1.4 2 700 mm + 3 600 mm – 450 mm = 5 850 mm² √ (1) 5.1.5 55 mm √ (1) 5.1.6 45 mm √ (1) 5.1.7 40 mm √ (1) 5.1.8 45 mm √ (1) Copyright reserved Please turn over ### Page 13 Downloaded from hlayiso.com Civil Technology 13 DBE/Feb.–Mar. 2016 NSC – Memorandum 5.2 90 N B 50 N C F A E 30° 60° 30° D 82,5 N 57,5 N SPACE DIAGRAM a 5.2.1 √ √ b √ √ e d√ √ f (8) √ 5.2.2 MEMBER NATURE MAGNITUDE AE Strut √ 95,2 N √ DE Tie √ 47,6 N √ c√ VECTOR DIAGRAM NOT ACCORDING TO SCALE USE A MASK TO MARK THIS QUESTION (4) Tolerance of 1 N to either side Copyright reserved Please turn over ### Page 14 Downloaded from hlayiso.com Civil Technology 14 DBE/Feb.–Mar. 2016 NSC – Memorandum 12 N 8N 3 N/m 4N 3N A B C D E 2m 4m 2m LR = 13 N SPACE DIAGRAM RR = 14 N 5.3.1 √ 13 N √ 5N √ NB: 14 – 3 = +11 -7 N √ √ -11 N SHEAR FORCE DIAGRAM (5) 5.3.2 √ 30 N √ 26 N √ 22 N √ √ 0 0 BENDING MOMENT DIAGRAM (5) [30] Copyright reserved Please turn over ### Page 15 Downloaded from hlayiso.com Civil Technology 15 DBE/Feb.–Mar. 2016 NSC – Memorandum ANSWER SHEET 6.1 NO. QUESTIONS ANSWERS MARKS Identify the type of eave construction used 1 Open/exposed eave 1 in the drawing. State the minimum pitch (slope) of 2 10° 1 number 1. 3 State the standard dimension of number 2. 114 mm x 38 mm 1 4 Draw the drawing symbol for number 3. 1 5 Name the colour coding for number 3. Red 1 It is used to spread the load of the roof evenly 6 Explain the purpose of number 4. 1 onto the supporting walls of the building. State the standard dimension of 7 50 mm x 76 mm 1 number 5. State the centre-to-centre spacing for 8 900 mm to 1 200 mm 1 number 5. King post roof truss, SA As a draughtsman, recommend a suitable (Howe) roof truss, W-roof 9 roof truss for a building with a span of 1 truss, Couple roof 4 metres. State the width of the wall indicated by 110 mm 10 1 number 6. √ Draw the top view of the layout of a gable √ √ 11 roof for the proposed building indicated in 5 the answer column. √ √ TOTAL 15 Copyright reserved Please turn over ### Page 16 Civil Technology Downloaded from hlayiso.com16 DBE/Feb.–Mar. 2016 NSC – Memorandum ASSESSMENT CRITERIA MARKS LM ASSESSMENT MARKS LM CRITERIA Placement of external walls 3 Ridge capping 1 QUESTION 6: GRAPHICS AND COMMUNICATION NGL (correctly indicated) 1 Determine roof height 2 FFL (correctly indicated) 1 Print title and scale 2 Windows 2 Application of scale ANSWER SHEET 6.2 Window sills 2 One or two incorrect = 3 Fascia board 1 Three or four incorrect Down pipes 2 =2 More than five incorrect = 1 3 Roof (correctly drawn) 4 No measurement correct = 0 Gutter 1 TOTAL 25 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ FFL √ √ NGL NOT TO SCALE: USE A MASK TO MARK THIS QUESTION West elevation √ Scale 1: 50 √ Application of scale √√ √ [40] TOTAL: 200 Copyright reserved ## Related documents - [Civil Technology Feb March 2016 Memo Afr](https://www.hlayiso.com/library/civil-technology-feb-march-2016-memo-afr/8c2b2955-6bcc-4927-8486-6477bf8d94bf) — Civil Technology · Memo · 2016 · Afr - [Civil Technology Feb March 2016 Afr](https://www.hlayiso.com/library/civil-technology-feb-march-2016-afr/7eb54cd5-11f0-4e3f-9497-a4184a5fc489) — Civil Technology · QP · 2016 · Afr - [CIV TEG GR12 SEPT2016 QP AFR MEMO](https://www.hlayiso.com/library/civ-teg-gr12-sept2016-qp-afr-memo/13eb7d3f-54b5-401f-9591-db1e136913f4) — Civil Technology · Memo · 2016 · Afr - [Civil Technology Nov 2016 Memo Eng](https://www.hlayiso.com/library/civil-technology-nov-2016-memo-eng/fdee68d5-2123-4693-91fb-f15bb238437d) — Civil Technology · Memo · 2016 · Eng - [Civil Technology Feb March 2017 Memo Eng](https://www.hlayiso.com/library/civil-technology-feb-march-2017-memo-eng/3dffa55e-9170-423a-83fb-1131a7971b10) — Civil Technology · Memo · 2017 · Eng - [Civil Technology Feb March 2017 Memo Afr](https://www.hlayiso.com/library/civil-technology-feb-march-2017-memo-afr/5e0dbcb6-4bae-46d9-9e83-1fa6a9250578) — Civil Technology · Memo · 2017 · Afr ## More from Grade 12 Civil Technology - [Civil Technology (Woodwork) (English and Afrikaans) June 2025 Question Paper](https://www.hlayiso.com/library/civil-technology-woodwork-english-and-afrikaans-june-2025-question-paper/c8edd459-5237-48e0-8588-69d7ecd7f8e5) — QP · 2025 · Afr - [Civil Technology May-June 2025 (Construction) Afr](https://www.hlayiso.com/library/civil-technology-may-june-2025-construction-afr/591d6ffd-20b1-4748-a1ba-b055be0a14c3) — QP · 2025 · Afr - [Civil Technology Nov 2025 (Woodworking) Afr](https://www.hlayiso.com/library/grade-12-civil-technology-2025-nsc-november-exam-question-paper/05a95faf-5891-4d88-9e5e-7d13c1d21648) — QP · 2025 · Afr - [CIV TECH GR12 QP SEPT2024 Woodworking Afrikaans](https://www.hlayiso.com/library/civ-tech-gr12-qp-sept2024-woodworking-afrikaans/1c6d5c64-83b5-456b-abcf-2abc23f1f1fe) — QP · 2024 · Afr - [CIV TECH GR12 QP SEPT2024 Construction English](https://www.hlayiso.com/library/civ-tech-gr12-qp-sept2024-construction-english/12643629-87af-4230-a48a-002beb7f6cd7) — QP · 2024 · Eng - [Civil Technology Nov 2024 (Woodworking) Afr](https://www.hlayiso.com/library/civil-technology-nov-2024-woodworking-afr/eefaae29-fe93-4b75-8223-87bf4f3fc14c) — QP · 2024 · Afr ## Collection - [Grade 12 past papers](https://www.hlayiso.com/grade-12/past-papers) --- Hlayiso: free CAPS and IEB past papers, memos, notes and study guides for South African learners. 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