The intent of this Primary Standard is to eliminate or minimise the risks of fatalities, injuries and events arising from conducting work in the vicinity of underground, overhead and concealed services at Laing O’Rourke workplaces. It applies to all manner of work activities and tasks which involve ground disturbance (potholing for utility location, topsoil or ground strip, driving star pickets or posts, trenching, boreholes, piling, bulk excavation), surface penetration (vertical walls, floor slabs or ceilings) and movement below or adjacent to overhead conductors or cabling (crane operations, plant movement, logistics, material haulage, demolition or any construction activity). 



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