NEBOSH 19

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THE NATIONAL EXAMINATION BOARD IN OCCUPATIONAL SAFETY AND HEALTH INTERNATIONAL GENERAL CERTIFICATE IN OCCUPATIONAL SAFETY AND HEALTH PAPER 2: CONTROLLING WORKPLACE HAZARDS Sl. Question Marks 1 During routine monitoring within a factory, high levels of noise have been recorded. 1 (i) Outline the possible effects on health from exposure to such noise levels. (6) 1 (ii) Describe the factors to be considered when selecting suitable hearing protection to be used as an interim measure to reduce employees’ exposure to noise. (6) 1 (iii) Outline, with practical examples, the engineering means by which noise levels in the factory might be reduced. (8) 2 Describe options for reducing the risk of electric shock when using a portable electric drill on a construction site. (8) 3 (a) Identify FOUR types of ignition source that may lead to a fire in the workplace. (4) 3 (b) Outline ways of controlling EACH of the ignition sources identified in (a). (4) 4 Outline the factors that may reduce the effectiveness of a local exhaust ventilation (LEV) system. (8) 5 Outline the specific hazards associated with the use of batterypowered forklift trucks, and state the precautions necessary in EACH case. (8) 6 (a) Define the term ‘target organ’ within the context of occupational health. (2) 6 (b) Outline the personal hygiene practices that should be followed to reduce the risk of ingestion of a hazardous substance. (6) 7 Outline the control measures needed to ensure safety during excavation work on a construction site. (8) 8 (a) Explain the term ‘respirable dust’. (2) 8 (b) Outline the methods for measuring airborne dust in the workplace. (6) 9 Outline the specific hazards that may be encountered in motor vehicle repair premises. (8) 10 (i) (ii) Outline the factors that may affect the risk from manual handling activities in relation to: the load the individual (4) (4) 11 Mobile tower scaffolds should always be used on stable, level ground. List EIGHT additional points that should be considered to ensure safe use of a mobile tower scaffold. (8)

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Transcript of NEBOSH 19

Page 1: NEBOSH 19

THE NATIONAL EXAMINATION BOARD IN                                                                     OCCUPATIONAL SAFETY AND HEALTH                                                                                                                                   

INTERNATIONAL  GENERAL  CERTIFICATE IN                                                                                                                       OCCUPATIONAL  SAFETY AND HEALTH                                                                                                                          

PAPER  2: CONTROLLING WORKPLACE HAZARDS                                                                   

Sl.  Question  Marks1  During routine monitoring within a factory, high levels of noise have been recorded.       1 (i)  Outline the possible effects on health from exposure to such noise levels.      (6) 1 (ii)  Describe the factors to be considered when selecting suitable hearing protection to be 

used as an interim measure to reduce employees’ exposure to noise.     (6) 

1 (iii)  Outline, with practical examples, the engineering means by which noise levels in the factory might be reduced. 

    (8) 

2  Describe options for reducing the risk of electric shock when using a portable electric drill on a construction site. 

    (8) 

3 (a)  Identify FOUR types of ignition source that may lead to a fire in the workplace.      (4)     

3 (b)  Outline ways of controlling EACH of the ignition sources identified in (a).      (4) 

4  Outline the factors that may reduce the effectiveness of a local exhaust ventilation (LEV) system. 

    (8) 

5  Outline the specific hazards associated with the use of battery‐powered fork‐lift trucks, and state the precautions necessary in EACH case. 

    (8) 

6 (a)  Define the term ‘target organ’ within the context of occupational health.      (2) 

6 (b)  Outline the personal hygiene practices that should be followed to reduce the risk of ingestion of a hazardous substance. 

    (6) 

7  Outline the control measures needed to ensure safety during excavation work on a construction site. 

    (8) 

8 (a)  Explain the term ‘respirable dust’.      (2) 

8 (b)  Outline the methods for measuring airborne dust in the workplace.      (6) 

9  Outline the specific hazards that may be encountered in motor vehicle repair premises. 

    (8) 

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(i) (ii) 

Outline the factors that may affect the risk from manual handling activities in relation to: the load the individual 

  (4) (4) 

11  Mobile tower scaffolds should always be used on stable, level ground. List EIGHT additional points that should be considered to ensure safe use of a mobile tower scaffold. 

  

(8)