They will explain about the notification procedures which the regulations require you to follow at various stages of the work -- e.g. in connection with foundations, damp proof courses and drains.
When the radar target failed to return, and no other transmissions were heard from the flight, accident notification procedures were initiated at 20:15.
Sanctions may be applied if workers fail to follow the company's reasonable sickness absence notification procedures, which are in line with industry best practice.
