1. PTIL/PSA Regulatory changes - PSA Olav Hauso Senior Adviser Petroleum Safety Authority, Norway (PSA) Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

2. PTIL/PSA Regulatory changes - PSA New regulations from the Labour Inspectorate (Arbeidstilsynet) also applicable for the petroleum activity (from 01.01. 2013)!  PSA referring to NORSOK U-100 offshore  PSA referring to NORSOK U-103 onshore describing ways to meet the requirements of the regulations. Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

3. PTIL/PSA Regulatory changes - PSA Hyperbaric evacuation systems  Two independent hyperbaric evacuation units (HEU) on each diving support vessel (DSV)  Grace period of 3 years for existing DSVs  Existing DSVs may operate in grace period if HEU is free to be launched – not restricted by e.g. platform  Very pleased with the IMCA initiative on standardisation of HEU flanges Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

4. PTIL/PSA Regulatory changes - PSA Depth/time restrictions  Restating the 180 meters «limit» for «normal diving» as the reference for time limits;  Working period(14 days/10 days)  Bell run(8 hrs/6 hrs)  In water time(4-6 hrs/3 hrs)  Time between saturations(1X last sat./2X last sat.)  Time limits as stated in the 1991 regulations for Manned Underwater Operations (MOU)  No effect on todays diving (shallower than 180 meters) Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

5. PTIL/PSA Regulatory changes - PSA Hyperbaric Evacuation Units  Requirements for the boat structure itself as for any other lifeboat (see next slide)  Requirements for the launching arrangements as for any other lifeboat (ref NORSOK R-002)  For design of flanges the IMCA D 051, Hyperbaric Evacuation Systems (HES) Interface Recommendations, should be used  Other references: IMCA D 052 – Guidance on Hyperbaric evacuation systems. Maybe too late to be included this year Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

6. PTIL/PSA Regulatory changes - PSA Safety level, cf Facilities regs. § 44  Personnel safety: DNV-OS-E406 section 8, pnt B (limits for actions and injury to personnel).  Structural integrity : DNV-OS-E406, section 2 (safety philosophy), section 3 (environmental conditions), section 4 (loads and effects of loads).  Propulsion: DNV-OS-E406, section 7 D203, E103 and E301 – 306, and section 3 environmental conditions Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

7. PTIL/PSA Regulatory changes - PSA Onshore petroleum facilities  Bell/saturation diving - referring to offshore regulations and standards (NORSOK U-100)  Surface oriented diving as per onshore regulations, (Labour Inspectorate) but – referring to  NORSOK U-103 Manned Underwater Operations at inshore petroleum sites (more stringent requirements than the inshore regulations specify) Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

8. PTIL/PSA Regulatory changes - PSA Safety alert number: 248 OGP Safety Alerts http://info.ogp.org.uk/safety/http://info.ogp.org.uk/safety/ Corrective Actions and Recommendations: “Ensure minimum personnel levels for diving are 5. One supervisor who cannot leave the dive site, a diver, a diver's tender, a standby diver and standby diver's tender. All personnel should be diver qualified and competent.» Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

9. PTIL/PSA Regulatory changes - PSA Taking diving far north….  No spesific regulatory elements considered to be changed pt due to geographical area  Present regulations should be adequate, focusing on risk and risk management  May need to reconsider if/when spesific operations should arise Norsk Olje og Gass - Subsea Operations - Annual Conference 2013

10. PTIL/PSA Distances going north..

11. PTIL/PSA 1600 NM / 3000 km