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NSW HSC 2010 : CONSTRUCTION

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2010 H I G H E R S C H O O L C E R T I F I C AT E E X A M I N AT I O N Construction Total marks 80 Section I General Instructions Reading time 5 minutes Working time 2 hours Write using black or blue pen Board-approved calculators may be used Write your Centre Number and Student Number at the top of pages 9 and 13 Pages 2 6 15 marks Attempt Questions 1 15 Allow about 20 minutes for this section S ection II Pages 9 16 35 marks Attempt Questions 16 23 Allow about 50 minutes for this section S ection III Page 17 15 marks Attempt Question 24 Allow about 25 minutes for this section S ection IV Page 18 15 marks Attempt Question 25 Allow about 25 minutes for this section 3110 Section I 15 marks Attempt Questions 1 15 Allow about 20 minutes for this section Use the multiple-choice answer sheet for Questions 1 15. 1 What is the best way to determine how a delivery of hazardous material should be stored on site? (A) Check the delivery docket. (B) Check the chemical register. (C) Check if it is a liquid, solid or gas. (D) Refer to the Material Safety Data Sheet. 2 What type of insurance would an employer require on a building site? (A) Income Protection and Public Liability (B) Public Liability and Third Party Property (C) Occupational Health and Safety and Income Protection (D) Third Party Property and Occupational Health and Safety 3 A person working on their own is using a levelling device over a distance of 30 m. Which level would give the most accurate reading? (A) Laser level (B) Water level (C) Spirit level (D) Automatic level 4 How should plywood and particle board be stacked? (A) On edge (B) In pyramid stacks (C) Separated by packers (D) Flat on top of each board 2 5 What is the best method to minimise the potential hazards of noise and dust on a work site? (A) Erect screens and covers (B) Use water suppression (C) Utilise good housekeeping procedures (D) Use Personal Protective Equipment (PPE) 6 Who is responsible for ensuring that first aid is available on site? (A) Worksite managers (B) Worksite employees (C) Trained first aid support personnel (D) The Occupational Health and Safety Officer 7 What is an employer legally obliged to provide for their employees? (A) Safe movement around the site (B) A safe and healthy work environment (C) A voluntary training and supervision scheme (D) Safety and research information on an annual basis 8 A first year apprentice is concerned about a safety issue. Who should they speak to first? (A) Site manager (B) Project manager (C) First Aid Officer (D) Supervising tradesperson 9 What does a good industrial relations process help to facilitate? (A) Employees access to trade unions (B) Employers access to trade unions (C) Employers meeting building costs (D) Employer and employee negotiations 3 10 What is the main purpose of planning and organising work? (A) To work efficiently and safely (B) To make important decisions later (C) To create a less stressful workplace (D) To order materials only when required 11 What best describes a safe work method statement? (A) Instructions for contractors (B) A sequence of first aid and safe work instructions (C) The procedures, hazards and controls of construction tasks (D) The construction of an entire project broken down into stages 4 12 What is the total floor area of Bedroom 1, Bedroom 2 and Bedroom 3 in the floor plan shown? Awaiting copyright (A) 29.15 m2 (B) 10500 8300 (C) 6000 7400 (D) 11.7 m2 5 13 What is the standard increment of length used when purchasing timber? (A) 250 mm (B) 300 mm (C) 500 mm (D) 1000 mm 14 What does maintenance of Personal Protection Equipment (PPE) involve? (A) Use of the PPE continually (B) Regular checks for damage (C) Consideration of its correct use (D) Purchase, correct use and disposal 15 What is the total quantity in lineal metres of 90 35 radiata pine for the following order: quantities 21/4.8, 12/2.4 and 10/2.1? (A) 14.135 lm (B) 141.35 lm (C) 150.60 lm (D) 1506.00 lm 6 BLANK PAGE 7 BLANK PAGE 8 Board of Studies NSW 2010 2 010 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Construction Centre Number Section II 35 marks Attempt Questions 16 23 Allow about 50 minutes for this section Student Number Answer the questions in the spaces provided. These spaces provide guidance for the expected length of response. Question 16 (1 mark) When should safety/lockout tagging be used? 1 ......................................................................................................................................... ......................................................................................................................................... Question 17 (1 mark) What is the purpose of an earth leakage circuit breaker? 1 ......................................................................................................................................... ......................................................................................................................................... Question 18 (2 marks) Using examples, explain why colour and symbols are used in workplace signage. ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... 3111 9 2 Question 19 (6 marks) (a) Outline strategies that may be used to minimise waste in the construction industry. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) For the construction industry, what are the negative short and long-term environmental impacts of waste? ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... 10 4 Question 20 (7 marks) A storage area for fine and coarse aggregate is shown in the diagram below. Back wall Double skin 1100 1100 18 80 Specification Concrete Slab Thickness Wastage Concrete 125 mm 10% $220/m3 Brickworks 50/m2 per skin 5% $900 per 1000 0 50 Quantity Wastage Bricks 21 00 (a) 00 24 Using the specifications given, calculate the quantities of material and costs to build the storage area. Show working. ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 20 continues on page 12 11 5 Question 20 (continued) (b) What factors need to be considered when storing aggregate? ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 20 12 Board of Studies NSW 2010 2 2 010 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Construction Centre Number Section II (continued) Student Number Question 21 (9 marks) (a) Describe a physical hazard in the construction industry. 2 ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... (b) How should an employer safely manage chemicals in the workplace? ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... Question 21 continues on page 14 3112 13 3 Question 21 (continued) (c) Identify ONE hazardous process and describe how an employer would apply the Hierarchy of Risk Control measures. Specific hazardous process: ............................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... ............................................................................................................................... End of Question 21 14 4 Question 22 (4 marks) The flowchart shows the lines of communication between people involved in a construction project. Client (A) Builder (B) Suppliers where builder has an account Describe appropriate methods of communication between the people shown for points (A) and (B) on the chart. ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... 15 4 Question 23 (5 marks) Considering EITHER a 240 v impact power drill OR a 240 v electric plane, outline its: use training required limitations. power saw. Tool selected:................................................................................. ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... ......................................................................................................................................... 16 Board of Studies NSW 2010 5 2 010 HIGHER SCHOOL CERTIFIC ATE EXAMINATION Construction Section III 15 marks Attempt Question 24 Allow about 25 minutes for this section Answer the question in a writing booklet. Extra writing booklets are available. In your answer you will be assessed on how well you: demonstrate knowledge and understanding relevant to the question communicate ideas and information using relevant workplace examples and industry terminology present a logical and cohesive response Question 24 (15 marks) The construction industry has reduced the incidence of workplace injuries since 2000. Explain, using specific examples, how this has been achieved. In your answer, you may consider: legislation and workplace practices construction procedures and techniques materials and equipment. Please turn over 3113 17 Section IV 15 marks Attempt Question 25 Allow about 25 minutes for this section Answer the question in a SEPARATE writing booklet. Extra writing booklets are available. Question 25 (15 marks) The diagram shows a proposed excavation. Awaiting copyright (a) Outline the required maintenance, safe use and storage of a levelling device that could be used in preparing the excavation. 3 (b) Compare and contrast TWO levelling devices that could be used to determine the levels in the proposed excavation. 4 (c) Select ONE of the levelling devices used in (b), and describe the process to be followed when setting out the excavation as shown in Figure 1. 8 End of paper 18 Board of Studies NSW 2010

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Additional Info : New South Wales Higher School Certificate Construction 2010
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