Illustrate out the dissimilar types of scaffolds employed on construction sites. Illustrate out the function of main elements of the scaffold.
A fan in an air-conditioning unit which is located on outside wall of a building at a height of six metres is to be replaced. A mobile tower scaffold is to be employed for access and as a working platform. Illustrate out the possible hazards associated with this work.
A contractor has been employed to demolish the disused paint factory. Provide instances of the information which must be provided to the Contractor by owner of premises prior to the demolition of premises.
Recognize the factors influencing the like hood of the agricultural tractor over turning.
Recognize the measures which might necessary to reduce the risk or mitigate the effects of a tractor overturned.