In order to fulfil the requirement relating to the barrier as mentioned in the first subsection, the
NORSOK D-010 standard, Chapters 5.2, 5.3, 5.4, 6.1, 6.2, 6.3, 9 and Annex C should be used in the area of health, working environment and safety, cf.
Section 5 of the Management Regulations. For information, see also
Section 48 of the Facilities Regulations.
Where a homogeneous liquid column constitutes the primary barrier, the barrier requirement as mentioned in the first subsection, entails that there is sufficient drilling fluid material and drilling fluid available to maintain the barrier, cf. also
Section 51 of the Facilities Regulations.
Pumping and fluid capacity, as mentioned in the third subsection, means preparedness for handling a failure in one or more well barriers, cf.
Section 86 on well control. By heavy well intervention, as mentioned in the third subsection, is meant coiled tubing and snubbing operations. By light well intervention, as mentioned in the third subsection, is meant cable and pumping operations. In order to fulfil the requirement in the third subsection,
NORSOK D-010 standard, Chapters 5.2.8 and 11.4 should be used.
The handover as mentioned in the third subsection, includes handover between companies and handover between units on the facility. Examples of such units are “production”, “well service”, “operation” and “maintenance”.
In order to fulfil the requirement for handover of wells as mentioned in the fourth subsection, the
NORSOK D-010 standard, Chapters 5.10, 9.2, 9.3, 9.5, 9.6 and 9.7 and
Offshore Norge Guideline no. 117 should be used for drilling and well activities.