jha for confined space entry into trench based on alberta legislation

When a worker is required to enter a confined space or a restricted space to work, the employer is required to appoint a competent person to perform a hazard assessment. The hazard assessment must include:

• Identifying and assessing the hazards the worker is likely to be exposed to while in the confined space or restricted space.
• Specifying the type and frequency of inspections and tests necessary to determine the likelihood of worker exposure to any of the identified hazards.
• Performing the inspections and tests specified.
• Specifying the safety and personal protective equipment required to perform the work.
• Identifying the personal protective equipment and emergency equipment to be used by a worker who undertakes rescue operations in the event of an accident or other emergency. [1]