For an operation involving the use of an excavator, the proprietor/contractor, in consultation with the management personnel and workers, should carry out a detailed analysis of the operation so as to devise a system of work that is safe and without risk to health to workers. A system of work should lay down proper and safe work method and procedures for workers to follow.Workers concerned should be given knowledge of details of the system of work. Where necessary, the proprietor/contractor should arrange suitable training for the workers to impress upon them the importance of following the work method and procedures in the system of work.
Establishing a safe system or work
Before commencement of work with an excavator, the proprietor/contractor should identify all potential hazards associated with the work to be performed, so as to assess the risk. The following factors should be considered :
- type of excavator used and type of protective structure installed
- limitations and restrictions of the excavator
- ground profile and condition at the work location
- proximity hazard at the work location
- work requirements ; and
- competence of the work team
