QUESTION 1

a) Outline the different types of scaffolds used on construction sites. Describe the function of the main components of a scaffold.

b) A fan within an air-conditioning unit which is situated on the outside wall of a building at a height of 6 metres is to be replaced. A mobile tower scaffold is to be used for access and as a working platform. Outline the possible hazards associated with this work.

c) A contractor has been employed to demolish a disused paint factory. Give examples of the information that should be provided to the Contractor by the owner of the premises prior to the demolition of the premises.

d) Identify

I the factors affecting the likehood of an agricultural tractor over turning.
II the measures that may necessary to minimize the risk or mitigate the effects of a tractor overturned.

QUESTION 2

a) Outline the different types of earth moving and excavation plant used on site and outline the factors to be considered when choosing the right plant/equipment

b) Describe the different types of hoists and outline the main hazards associated with the use of hoists

QUESTION 3

a) A crane is to be used for lifting operation on a construction site. Outline the criteria for the selection of crane and the hazards associated with crane in operation

b) What are the main techniques used for demolition of buildings and state the main hazards associated with these works

QUESTION 4

a) Describe the different types of fork lift trucks and outline the hazards associated with the use of fork lift truck

b) The Road Development Authority has decided to construction an additional lane along the existing motorway; outline the precaution measures that should be taken during the construction of the lane