Coating

The coating area is in the centre of the factory. Adjacent to this is the extraction system. The powder is pneumatically drawn through the electrostatic gun that is then used to spray the workpiece.

Once covered, the workpiece is moved into an industrial oven next to the area and is baked at around you C for minutes. This ensures that the powder finish is appropriately hardened and bonded to the workpiece.

Due to the industrial oven, temperatures in this work area can reach up to deg C during warmer months. Workers often wear short trousers and tshirts to do the work and leave the roller shutter door open at these times.

FROMENQPIN JanNEBOSH page of

There is an overhead rail track where smaller items are hung, coated, and moved into the oven. Larger items are moved by a Liquefied Petroleum Gas LPG powered forklift truck FLT

Workers are not permitted access to the oven area, during use, as items need to be able to move through automatically.

Q: Explain why this may not be the correct decision.

Note: Your answer must be based on the scenario only.

b What should the factory manager have considered when setting the zone classifications?

Note: You should support your answer, where applicable, using relevant information from the scenario.

c Assuming other hazardous zones exist within the whole building, what control measures should the factory manager consider within these hazardous zones?

Note: You should support your answer, where applicable, using relevant information from the scenario.