If any person suffers loss or damage which is proved to have been caused by any negligent act or omission of Det Norske Veritas, then Det Norske Veritas shall. Document replaced. This document has been replaced by an offshore standard ( OS) in the DNV GL portfolio: DNVGL-OS-D All DNV GL service. Offshore Standard DNV-OS-D, October Page 4 – Changes. Amended October see note on front cover. DET NORSKE VERITAS.

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Permanent communication systems such as fibre optic cables, radio lines or satellite systems should be used if the position of the facility makes this possible. Re Section 37 Fixed fire-fighting systems For facilities that are registered in Norway, this normally implies entry into force at the next certificate expiry.

The system should be connected to monitoring systems to ascertain the condition of the fluid, system and well. For manned underwater operations, Chapter 7.

Petroleum and natural gas industries – Pipeline transportation systems, f301 functional requirements for offshore pipelines and risers. General principles for design. The requirement relating to protection against fault currents as mentioned in litera d, entails that other conductors than live conductors and any other part that is intended to lead a fault current resulting from isolation failure or error, shall be able to conduct this fault current without reaching too high a temperature.

Offshore class rule updates October – DNV GL

Regulations of 20 December No. If the facility does not fulfil the requirements of the regulations, changes shall be made to the facility. Re Section 75 Personal protective equipment Any conflict is intended to d3301 removed in next revision of that document. Drilling fluid systems mean complete systems with sufficient capacity to mix, store, pump, recondition and cover the need for a fluid-based well barrier.


The following major deviations to ISO standard are known: Re Section 63 Anchoring and positioning. Re Section 68 Exhaust ducts For mobile facilities registered in a national ships’ register, the following standards can be used as an alternative in the area of health, working environment and safety: If facilities are connected by gangways, the requirement as mentioned in the first subsection, entails that at least one of the facilities shall have a health department.


The Civil Aviation Authority. Normative references in this document are indispensable for its application.

Re Section 23 Noise and acoustics Norwegian Radiation Protection Authority. The requirement relating to protection against overvoltage as mentioned in litera e, means that suitable protection shall be used to safeguard against hazard and accident incidents resulting from surge caused by isolation failure, faults in voltage regulators or faults between electric circuits with varying voltage, changes env load associated with connecting and disconnecting switches, earth faults and atmospheric overvoltage.

Control actuators, edition 1.

For protection of subsea production facilities against mechanical damage, see Section 45 of the Framework Regulations. For general requirements related to design of plants, systems and equipment for manned underwater operations, see Section X301 agreement with the Norwegian Coastal Administration, the following provisions shall be used for marking of facilities as mentioned in the first subsection: For permanent solutions, stair ladders should be chosen over vertical ladders.

For the design of alarm systems, cnv to Section 34a on control and monitoring system. The requirement regarding maintenance of main safety functions as mentioned in literas a and e, applies for the time until the areas outside of the immediate vicinity of the accident site have been evacuated, including the time it takes to carry d3001 the search and rescue efforts in these areas.

Section 4 and 17 of the Management Regulations. NT Fire Pipe insulation: It follows from the rules and regulations of the Norwegian Communications Authority that any work on or modification of approved equipment is not allowed. See also Sections 8 and 33 of these regulations and Section 47 of the Activities Regulations. The Norwegian Maritime Authority. For requirements related to disconnection of risers, see Section Risks as mentioned in the second subsection, may include accumulation of flammable gases, risk of increased explosion pressure and potential reduced access for firefighting.

Re Section 48 Well barriers Pursuant snv Section 23 of the Framework Regulationscf. It should be possible to take a reading of the pressure in the launchers and receivers as mentioned in the second subsection, both before start-up and during operation.

Penetrations in main fire divisions and fire divisions with fire class H should be avoided to the extent possible. Examples of penetrations in fire divisions as mentioned in the last subsection, may include ventilation ducts, pipes, cables and beams, as well as windows and doors.


Guidelines relating to climate and air quality in the workplace Ordering No. The Norwegian Shipowners’ Association Norm for physical-chemical working environment on mobile facilities built before 1 August and operating on the Norwegian shelf in Norwegian only can be used as an alternative to NORSOK S for the areas covered by the norm.

To regulations Re Section 61 Supply of food and drinking water The requirement regarding design as mentioned in the second subsection, entails that technical solutions for food and drinking water supply shall satisfy the provisions in the Food Regulations, as well as the Regulations relating to water supply and drinking water in Norwegian only. There should be sufficient personnel winches to cover all drilling and well fnv on the facility.

On permanently placed facilities, equipment and safety systems in classified areas and in naturally ventilated areas on an open deck shall fulfil the requirements in the Regulations relating to equipment and safety systems for use in explosive areas, cf.

DNV OS F 101

With regard to equipment that can be used for transport of personnel as mentioned in the first subsection, see also Section 92 of the Activities Regulations.

Last updated 18 December When designing electrical installations, consideration should be given to the output needs, distribution system, earthing system, protection against interruption and adequate selectivity between protections in the event of errors in d3011 installation.

For comments to the third subsection of this section, see the guidelines regarding Section 3 of the Framework Regulations. ISO Fire-resistance tests — Elements of building construction, Part 13 and 4 through 7. Ps Section 61 Supply of food and drinking water The Norwegian Institute of Public Health’s guideline material for drinking water units. Specific assessments as mentioned in the second subsection, mean assessments of the overall risk for all activities related to operation and maintenance of the facilities, including transport of employees.

Re Section 81 Supervision, decisions, enforcement, etc. Re Section 12 Materials