Question 1
(a) (i) List two safety wears that should be provided on site.
(ii) State two safety precautions that should be observed during
excavation work.
(b) Sketch each of the following bricklayers’ tools:
- club hammer;
- block axe.
(c) State two reasons for the maintenance of tools and equipment on site.
Most candidates were able to:
- list safety wears that should be provided on sites;
- sketch the given bricklayers’ tools.
However, they were unable to:
- state safety precautions to be observed during excavation work;
- sketch the bricklayer’s tools correctly.
The expected response to question 1 is as given below:
(a) (i) Safety wears that should be provided on site
- Helmet, Goggles, Hand gloves, Safety boots, Safety belt, Overall, Nose muffler, Gas mask, Respirator.
(ii) Safety precautions to be observed during excavation work
- Heavy load should not be stacked near the excavation area.
- Warning notice should be posted near the excavation area.
- The excavation area should be well illuminated.
- Temporary support should be provided to the sides of the
excavation i.e. Timbering.
- Barriers or barricades should be erected around the
excavation.
- Vibration activities should be avoided around excavation area.
- Medical and first-aid facilities should be provided on site.
- Site workers should be trained on safety measures.
(c) Reasons for maintaining tools and equipment
- To prolong the useful life of the tools.
- To reduce maintenance cost.
- To keep the tools and equipment in good working condition.
- To increase the scrap value of the tools and equipment.
- To increase the efficiency of the tools and equipment.
- To prevent rusting and decay of metallic and wooden parts of tools and equipment.
- To maintain and improve workers productivity.
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