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(b) What control measures should be used to minimise exposure to asbestos when installing the plastic cable conduit onto the office wall?


4 (a) What should be considered when planning for the new IT cabling work in the office, in order to minimise the exposure to asbestos?


What should the FM have considered when selecting this RPE?


(c) Based on the MD’s decision, the FM has selected a powered respirator with a helmet as the respiratory protective equipment (RPE) for the three workers carrying out the welding of the aluminium window frames.


(b) Based on the results in supporting document 5, suggest why the two conclusions drawn by the fabrication manager (FM) are incorrect.


3 (a) Explain how the health of workers could be adversely affected by carrying out welding on the aluminium window frames.


Task 3: Hazardous substances and RPE


(e) Consider the difficulties likely to be encountered when putting in place hearing protection zones and use of hearing protection equipment in this factory.


Explain what HPZ and HPE provisions are required in the (i) assembly department (ii) extrusion department (iii) fabrication department.


(d) The noise consultant makes recommendations about putting in place hearing protection zones (HPZ) and hearing protection equipment (HPE) for workers.


Explain why this difference could be significant to the health of Worker X.


(c) The MD has determined the exposure of Worker X as 89 dB(A) LEP,d but the exposure given above in (b) (i) is between 92 and 93 dB(A) LEP,d.


(ii) Explain why the actual daily personal noise exposure of Worker X may be different from that stated in (b) (i).


(i) Demonstrate how the exposure for Worker X is between 92 and 93 dB(A) LEP,d.


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