An IOGP initiative, funded by JIP35, following the successful IOGP JIP33 initiative on the standardisation of equipment specifications

1. 1
May 2020
Offshore Structures
Specifications Task
Force – JIP35
Phase 2

2. 2
Standardisation of Offshore Structures Specifications
• An IOGP initiative, funded by JIP35, following the successful IOGP JIP33 initiative on the
standardisation of equipment specifications
• 10 Contributing Operators: BP, Chevron, ENI, Equinor, ExxonMobil, INPEX, Shell, Suncor, Total,
Woodside making up the Offshore Structures Specifications Task Force, under the Offshore
Structures Subcommittee
• Objective: Selection of an agreed base standard; using these operators’ specifications as input,
identify and agree minimum, essential common requirements, documenting these in jointly
approved supplementary specifications, published by IOGP
• 12 Teams covering: Concrete, General Requirements, Metocean, Stationkeeping, Marine Soil
Investigations, Seismic, Foundations, Weight Management, Topsides, Fixed Jackets, Floating
Structures, Arctic
• Task Force Chairman: Simen Moxnes of Equinor; Task Force Vice-Chair: Philip Smedley of BP

3. 3
Topic (IOGP Supplementary Spec) Selected Base Standard
General Requirements (S-631-01) ISO 19900
Metocean (S-631-09) ISO 19901-1 (API 2MET is a modified adoption)
Seismic (S-631-08) ISO 19901-2 (API RP 2EQ is a modified adoption)
Topsides (S-631-04) ISO 19901-3: 2014 (API RP 2TOP is near equivalent)
Foundations (S-631-05) ISO 19901-4 (API 2GEO is a modified adoption)
Weight Management (S-631-06) ISO 19901-5
Stationkeeping (S-631-07) ISO 19901-7 (API RP 2SK is near equivalent)
Marine Soil Invest. (S-631-10) ISO 19901-8
Fixed Jacket (S-631-11) ISO 19902 (API RP 2A (LRFD) is a modified adoption)
Concrete (S-631-03) ISO 19903
Arctic (S-631-02) ISO 19906 (API RP 2N is a modified adoption)
Floating N/A – Position paper issued. Possible Phase 3 Scope
Selected Base Standards

4. 4
Topic (IOGP Supplementary Specification)
Total Company
Requirements
Minimum Essential
Requirements
General Reqs (S-631-01) – Published 44 5
Concrete (S-631-03) – Published 216 43
Seismic (S-631-08) – Published 255 5
Arctic (S-631-02) – Published 170 0
Marine Soil Invest. (S-631-10) – Published 883 90
Stationkeeping (S-631-07) – Published 1111 53
Topsides (S-631-04) – Publish June 2020 1936 ~60
Fixed Jacket (S-631-11) – Publish June 2020 1931 ~100
Consolidation and Reduction of Company Requirements

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Available on IOGP website – www.iogp.org/jip35
Publications: Supplementary Specifications

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Topic Status
Weight Management (S-631-06)
Publish June 2020*
Worked directly through ISO TC67/SC7/WG6. DIS ballot opened
March 2020; close June 2020
Metocean (S-631-09)
Publish November 2020*
Worked directly through ISO TC67/SC7/WG3. DIS ballot draft
approximately October 2020
Foundations (S-631-05)
Publish January 2021*
Worked directly through ISO TC67/SC7/WG10. DIS ballot draft
approximately December 2020
Floating Systems
Brief position paper issued by Task Force. No further work planned
during this Phase. Possible Phase 3 Scope
Other Topics
* Publication of IOGP Specification, referencing the ISO DIS (publicly available from ISO) and no supplementary requirements

7. 7
Published Supplementary Specifications:
Pre-JIP35 vs Minimum Essential Requirements

8. 8
Published Supplementary Specifications:
Pre-JIP35 vs Minimum Essential Requirements

9. 9
Further Opportunities
• Offer these supplementary requirements for incorporation into the ISO base
standards at next revision/opportunity
• Downgrading of company requirements to recommendations or guidelines
• Further alignment between the ISO and API standards
• Improved technical writing of these standards and company specifications
• Phase 3 under consideration

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For more information please contact:
www.iogp.org
Registered Office
City Tower
Level 14
40 Basinghall Street
London EC2V 5DE
United Kingdom
+44 (0)20 3763 9700
reception@iogp.org
Houston Office
19219 Katy Freeway
Suite 175
Houston, TX 77094
United States
+1 (713) 261 0411
reception@iogp.org
Brussels Office
Avenue de Tervuren 188A
B-1150 Brussels
Belgium
+32 (0)2 790 7762
eu-reception@iogp.org
Simen Moxnes, Equinor
smox@equinor.com
Philip Smedley, BP
philip.smedley@uk.bp.com
Diane Gonsalves, IOGP
dg@iogp.org