People performing tasks, such as maintenance, repair, installation, service and cleaning, are highly vulnerable, and have a higher risk of being killed or maimed through inadvertent operation of machinery and equipment they are working in, on or around.
Presence sensing systems. If physical guards cannot be used, then a presence sensing system can be used as a control to reduce risk. Presence sensing systems can be used where people enter areas shared by moving production equipment. Presence sensing systems are capable of providing a high degree of flexibility with regard to access.
Where safe working platforms are used and the risk of a fall remains, travel restraint and fall-arrest harnesses can be used where a suitable point of attachment exists. Harness systems, anchor points and shock absorbing lanyards must be compatible at each point of attachment from the anchor point to the harness, with approved and rated latching devices to ensure the integrity of the system.
They are machines or major tools necessary to complete a given task. They are items which are essential for the development of any structure from its initial stage till the final stage. They comprise of any appropriate set of tools required to generate the machine.