Pre-Task Planning (PTP) for escorted guest workers. The purpose of pre-task planning is to aid in job planning by documenting hazards and associated controls. All workers involved and/or affected by the work must review and understand potential risks, hazards, and impacts along with the documented protective measures. Escorted guest workers shall confirm this by signing the PTP prior to starting ...work. The pre-task plan must be readily available at the location where the work is being conducted and for the duration of the work tasks being performed. If work activities and/or conditions change, the work must stop! The PTP must be reviewed and revised as appropriate to comprehend the changes. Prior to restarting work, all workers review and comprehend the revised PTP. Escort will validate that a pre-task plan has been completed prior to entry.