The activities regulations § 28

§ 28 Simultaneous activities

The responsible party shall define which activities that, in combination with other activities, shall be considered simultaneous activities.
When conducting simultaneous activities that contribute to an unacceptable increase in risk, the necessary measures shall be implemented, cf. Section 9 of the Management Regulations.
Section last changed: 01 February 2019

Activities as mentioned in the first subsection, can be production activities, drilling and well activities, and maintenance and modification activities, including activities as mentioned in Section 27.
Measures as mentioned in the second subsection, can be limitations or prohibitions that are to be implemented in connection with certain types of simultaneous activities during start-up, operation and shutdown.
In connection with executing activities as mentioned in the second subsection, the effect of mutual dependence between different activities should, inter alia, be taken into account.
In order to fulfil the requirement for simultaneous activities, Chapters 5.4, 5.5 and 5.6 of the NORSOK D-010 standard should be used for drilling and well activities.