Colin’s three decades of experience in the renewable energy field bring a broad range of commercial and technical experience to any project – in current role working across onshore wind, offshore wind, solar and storage projects.  Alongside a long career delivering growth and innovation for Garrad Hassan (now DNV GL), Colin is a non-exec director of Thrive Renewables PLC (previously Triodos Renewables PLC):

• Leadership of one of the largest, most respected, renewable advisory teams in the world;
• Global Head of Offshore Wind for the GL Group (a co-ordination role spanning Energy, Maritime, Oil & Gas) 2011-2013 during a period of high growth;
• Chaired Renewable UK Onshore Wind Cost Reduction Task-force 2014/15.

Joanna previously led the development of commercially focused advice for the global project engineering teams at Garrad Hassan. With a fluency in commercial project structuring to complement a broad technical base, she provides an expert perspective on any project transaction:

• Oversight and approval of more than 300 due diligence projects pre-construction and in operation across solar, wind and marine renewables;
• Vendor’s technical due diligence for 6 offshore wind projects;
• Technical due diligence for 17 equity investments in offshore wind energy and tidal energy.

Jerome previously headed all energy sector activities in France and North Africa for DNV GL. He has over 10 years of experience in renewables with particular expertise in providing technical, commercial and strategic expert advice in the offshore wind sector in Europe.

• Established and lead a premier renewable advisory team in France and North Africa;
• Led the owners’ engineering team supporting tendering for ONEE in Morocco (5 projects, 850MW)
• Offshore Wind: Extensive experience in wind measurement campaigns, FEED Studies & Procurement; monitoring operations. Headed teams delivering equity due diligence.

Bob held a leading role in the growth of a multidisciplinary and international project development team for 15 years at Garrad Hassan, where he established a reputation as a leading industry expert in the field of energy production assessment:

• Oversight and approval of energy output predictions for more than 30 GW of solar and wind projects;
• Analysed over 70% of the UK installed onshore capacity;
• Led the team delivering development services to all the UK round 1, 2 and 3 offshore wind farms.

Simon has extensive experience of delivering asset management services in the UK market. He has a deep understanding of the technical and commercial elements of renewable energy projects combined with practical day to day experience of project construction and operation:

• Established DNV GL’s asset management service including control room services;
• Led teams delivering due diligence for solar and onshore wind projects in the UK, Ireland and Scandinavia;
• Project lead for over 1GW due diligence and construction monitoring.

Joe has delivered technical, commercial and strategic advice to a wide range of players in the renewables and energy storage space for more than 12 years.  He led the offshore wind engineering team at Garrad Hassan before building the Strategy & Policy unit at DNV GL renewables:

• Lead author of a number of influential industry reports including “UK Offshore Wind: Charting the Right Course”
• Offshore Wind Engineering: Leader of FEED Studies, Package Manager, Procurement Manager
• UK storage: delivered Enhanced Frequency Response (EFR) tender pricing model for winning bidder

Richard is a specialist in the field of technical development services, having led the expansion of renewable energy teams into many new markets over a period of 15 years.  Richard has overseen the activities of 200 expert staff in every major renewables market:

• Oversight and approval of over 500 individual bankable energy production assessments;
• Led team on World Bank ESMAP – resource mapping and strategic advice to Zambia, Tanzania and the Maldives;
• Initiated consortium to win Technology Strategy Board funding for offshore wake modelling platform.

Ragna has a background in finance and strategy consulting across renewables technologies, with an emphasis on Solar PV projects. She has worked across a wide range of international markets, including a significant stint based in Singapore, leading a team of technical and strategy consultants focused on mobilising investment in Asian markets. 

Now based in Germany, Ragna will strengthen the Everoze offering to the investment community across a wider range of European markets for renewables, energy storage and flexibility.    

Arnaud was previously head of section for renewables project engineering services at DNV GL. Arnaud has experience of all technical and commercial considerations that need to be addressed in the lifetime of a renewables project. Highlights include:

• Project management of more than 1GW of technical due diligence per year;
• Has acted as technical advisor to almost all the most active banks, investors, sponsors and project owners in the French renewables market;
• Formally managed project teams of 10+ specialist engineers.

Christophe has both a broad and deep understanding of the technical and commercial realities of solar PV projects, combined with practical experience of project construction and operation. He is equally at ease advising at a strategic level as he is drilling into the details of on-site technical issues.

• Led the French and North African Solar section of DNV GL and coordinated the solar team across CEMEA region;
• Project lead for over 1 GW of solar projects project due diligence, construction monitoring and operation monitoring;
• Has worked on solar projects in more than 35 countries.

Zoe has over 15 years of experience in the renewables industry, initially in new technology development and latterly in consultancy. She has led a wide range of strategic engagements for industry participants, drawing, on her deep knowledge of turbine technology, technology commercialisation and the offshore wind industry. Since joining Everoze, she has been applying these capabilities into the wider energy field, including energy storage.

• Established and lead Vestas collaborative research activities;
• Built strategic consultancy team based in Scotland from 2010;
• Provided market entry, and strategic technology support to over 50 companies; including coordination of concept development for an 8MW offshore wind turbine.

Siobhán leads the development of storage and flexibility in the French and wider European markets. She has been in the renewables sector for 12 years and sees flexibility as the missing piece in the puzzle to a renewable future.

She has acquired hands-on experience in almost every aspect of taking a wind project from dots on a map to turbines in the ground. Prior to joining Everoze, Siobhán was Technical and Engineering Manager at RES Australia.

• Previously managed team covering civil and electrical engineering and all technical work-streams for a portfolio of 1GW of wind energy;
• Negotiated the grid connection agreement and EPC technical specifications for the 240MW Ararat Wind Farm (total contracts value AU$450m);
• Previously led team of 5 wind energy analysts for Garrad Hassan.

Felicity specialises in new energy business models and technologies in the flexibility space – think storage-as-a-service, domestic flex, aggregators, ESCO models and more. Her work has ranged from big-picture strategy advice through to in-depth technical due diligence of pioneering utility-scale battery projects. Formal appointments include:

• Plug-In Board member for Project LEO – Local Energy Oxfordshire (2019-)
• Advisory Group member for University of Exeter’s iGov programme on energy system change (2017-)
• Chair of World Energy Council storage knowledge network (2015)

Nick has worked in offshore renewables since 2007, having previously lead the Offshore Projects Team at DNV GL (Garrad Hassan), provided technical and commercial advice to offshore wind developers in Europe, U.S. & Asia.  Nick has a focus on offshore wind, but also supports on economic modelling for energy storage systems.

• Development of the Crown Estate cost of energy model for the UK Marine Estate
• Technical Management of two U.S. Department of Energy Projects
• Offshore Wind Engineering: Supporting FEED Studies, Package Management & Procurement

Joss is a Chartered Engineer with a broad base of technical and commercial experience in the renewable energy industry gained since joining the sector in 2006. His specialisms include technical due diligence, construction project management and owner’s engineering:

• Project lead for the technical due diligence of over 50 onshore wind, solar PV and battery storage projects
• Performed the roles of Owner’s Engineer and construction Project Manager for solar and wind sites in the UK, Sweden and France
• Leads the Everoze life extension assessment service assisting clients make better decisions about the future of their renewables assets

Paul has over six years’ experience at providing high quality strategic and policy analysis for public and private organisations in the renewables and storage sectors. Formerly a Principal Consultant and Head of Section at DNV GL Renewables, particular highlights include:

• Revenue stream analysis for battery storage projects
• Market entry advice for companies entering the storage and wind market
• Regulatory and policy advice to government agencies in three continents

Paula has a background in communication and marketing including secondment to the European Commission’s Space Application Institute in northern Italy.

• 12 years’ experience of international communication and marketing including 7 years as webmaster;
• Financial accounting and support during 8 years;
• Several years of project support and administration within the renewable energy industry.

George is a Chartered Mechanical Engineer with over 30 years’ experience in the power industry, including 16 years developing technologies and projects for offshore renewables (wind, wave and tidal).  He was a founder, and for five years Technical Director, of Tidal Generation Ltd. where he developed a successful 1MW grid-connected tidal turbine.

• Head of Offshore Installation in the Offshore Wind Group at DNV GL
• Deep experience in offshore construction management as well as fabrication, construction and decommissioning logistics
• Cost of energy modelling for a wide range of technologies

Thiébault began working in the renewable energy industry in 2010, building engineering experience in the design, costing, installation and management of solar PV projects in France and a range of emerging markets. His experience covers a wide diversity of projects, from roof-mounted PV systems to utility-scale solar farms.

• Complete electrical design and technical assistance for the implementation of ten solar farms in southern France, ranging in size from 1 to 12MWp.
• Prime contractor for roof-mounted PV projects on several public buildings in Paris.
• Project lead on several series of audits on grid-connected PV systems.

Soraya has been working within the renewable energy sector for 3 years in Spain, France and the United States. She has experience in international project coordination working with multicultural teams all over Europe.  At Everoze, she is focused on due diligence and operational services for solar technologies.

Sally has a background in logistics and disaster management, and more recently in financial support.

• 15 years’ experience of humanitarian logistics, including for ICRC, IFRC and the British Red Cross
• Operational logistics management (including procurement, warehouse management and distribution, fleet management and air-ops) in Africa and Asia
• Collaboration with partner organisations, including capacity assessment and development
• Set up and support of financial systems for several Uk-based small charities

Dario is a solar expert with more than 13 years of experience. He worked in projects located in more than 25 countries and assisted a number of international lenders, investors, sponsors and project owners in the renewables market. Dario was Head of Section at DNV GL, where he covered all solar work in Italy and in the Middle East. While based in Dubai for the past 3 years he was responsible for the execution of four solar projects in Egypt, totalling 256 MWp of installed capacity.

He has a broad and deep understanding of the technical, contractual, strategic, commercial and operational elements of risk in the lifetime of photovoltaic projects; how these different aspects are perceived by the different stakeholders and how to mitigate those risks for the benefit of the project.

Brieuc has been working in the renewables industry for more than 5 years. In his last role, he was in charge of onshore and offshore energy production assessments within DNV GL France, providing technical support for over 3 GW of installed capacity.

• Head of Section in DNV GL covering onshore and offshore projects development services in France, Switzerland and North Africa;
• Responsible for coordination on remote sensing and floating LiDAR methodologies;
• Project lead for technical support for project finance due diligence.

Clément has been working in the wind industry for more than 10 years, building a skill-base in energy production assessments, operational performance reviews and technical due diligence. Before joining Everoze in September 2016 Clement led operational analyses in France for DNV GL.

• Pre- and post-construction energy production assessments for more than 4 GW of capacity in France, including extension and repowering projects.
• Detailed performance assessment & monitoring of operational wind farms based on SCADA data. 100+ wind farms reviewed.
• Technical Due Diligence (TDD) for operational wind farms, focusing on the review of historical operation, environmental constraints and O&M contracts.

Robin is a multi-disciplinary engineer who has worked on a wide variety of offshore wind and battery storage projects over the last 10 years. In offshore wind, Robin has focused particularly on operations and maintenance analyses and associated OpEx budgeting, working for developers, owners, investors, supply chain and a variety of other stakeholders. His work on energy storage ranges from tender evaluations and drafting performance warranties, through to acting as Independent Engineer for the commissioning testing of more than half of the UK EFR storage projects. Recently, Robin has also been using his site and O&M experience from wind and storage to provide inspection services at solar projects.

• Senior engineer at DNV GL, specialising in analysis of offshore wind O&M and OpEx
• Battery storage tender reviews and technical due diligence
• Test witnessing, site inspections and independent test analysis for battery storage and solar projects
• Responsible for coordination and technical input to offshore met mast design, testing and commissioning
• Provision of energy assessments, performance analysis and monthly reporting for operational projects

Raphaël has been a consultant at Everoze for the past 4 years. His role is to provide technical support to investors and lenders on projects involving renewable energies, mainly solar PV. As such, his focus is set on the technical challenges and risks which could appear during development and operational phases of renewable energy projects. In the past two years, he has been project managing several projects of various sizes, with budgets from £10k for construction monitoring of a single asset up to £150k for technical due diligence on larger portfolios. Raphael has been delivering both on projects in UK and France and is familiar with regulatory contexts for both countries.

• Inspection of a variety of solar PV projects in France and the UK (more than 50 projects, > 500 MWp)
• Performance review and energy assessment (post-construction) of around 200 MWp of solar projects in both France and the UK.
• Technical Due Diligence (TDD) for greenfield and brownfield PV projects and portfolios, focusing on grid, design, technology, planning, contracts reviews.
• End of warranty inspections of more than 100 MWp of projects in France.

Justine has more than 8 years of experience in the renewable energy industry both as construction project manager and asset manager. Her experience includes contract negotiation, costing, planning, team coordination, claim management, turbines inspections, construction and operations.

• Pre-construction setup and construction of 4 wind projects in France
• Operation and performance monitoring of multiple renewables assets
• Negotiation of supply and maintenance agreements with the main European OEMs.

Jeremy has been working in the renewable energy and environmental engineering since 2000 with experience covering the design, costing, planning, sale, technical due diligence, installation and management of solar projects throughout the UK and Australia. His experience covers large portfolios made up of small (<4kW) scale installations through to large scale (>25MW) installations.

• Technical due diligence of ground mount and rooftop portfolios across the UK totalling >1GW
• Operational monitoring for projects throughout the UK
• System design and planning for over £50M in system value

Benjamin has provided wide-ranging technical and strategic support across renewables and energy storage. Specialising on both in-front-of and behind-the-meter storage, he has built experience in technical due diligence, strategic support and feasibility assessments and worked on pioneering projects in the UK and abroad.

• Market analysis of UK ancillary services;
• Feasibility studies and site-finding exercises for co-located renewables and storage developments;
• Time-series modelling and revenue optimisation for behind-the-meter storage;
• Market and technology selection advice on innovation projects.

Alexander has been working for 3 years in the renewable energy industry, specialising in wind and developing an expertise for both energy assessments and technical due diligence. He joined Everoze in the beginning of 2017 with a track record now building up to near 1GW of projects in France, Spain and the UK. Prior to Everoze, Alexander worked for a renewable asset management boutique, handling the monitoring processes and performance analysis of a 900MW wind portfolio.

Andrew is a Chartered Mechanical Engineer with over 15 years of renewables consulting experience. He has developed a broad base of experience that includes technical due diligence (DD), wind turbine condition inspection, operational SCADA data analysis, and energy yield analysis.

• Over four years of experience in technical DD for onshore wind farms. Led vendor’s DD for several large onshore wind portfolios in the UK, providing pivotal technical support for transactions with total value in excess of £600 million.
• Five years of experience in SCADA data analysis and energy yield analysis for operating wind farms.
• Over five years of experience in pre-construction wind data and energy yield analysis, working in a diverse range of markets incl. Ireland, India, Pakistan, Norway, France, Spain and the USA.

Ana has worked in renewables since 2014, including complete project lifecycle experience from development and construction to operation. In her previous role, she worked as Project Engineer at SunEdison in Spain working in a wide variety of PV projects in EMEA, LATAM, Africa and APAC regions.

• Technical due diligence for project acquisition and selling processes;
• Operational monitoring and performance analysis of projects across different countries (South Africa, UK, Chile and India among others);
• Technical and economic development of solar photovoltaic and hybrid (PV + storage/diesel) opportunities for Africa.

Michele has been working in the Energy and Renewables’ sector since 2007 with experience encompassing due diligence, electrical design, components manufacturing, and trading in electricity market throughout Italy, Germany and the UK.  As a Technical Consultant, he has achieved significant experience in design, construction and operation of solar PV plants as well as grid connection process for renewable generators.

• Technical due diligence of solar PV portfolio in the UK for >500MW
• Grid connection review, curtailment analysis and grid connection studies
• PhD in Engineering Sciences and MSc in Electrical Technologies for Renewables

Francesca has over 9 years of experience in the wind industry. She is a Chartered Mechanical Engineer specialising in performance analysis of operational wind, solar and storage assets (including SCADA analysis) and in bankable post-construction energy production assessments for wind farms. Francesca joined Everoze in 2017 and her experience includes:

• Senior Engineer at DNV GL, specialising in post-construction SCADA-based energy production assessments for wind farms.
• SCADA based review of over 1 GW of operational wind farms, spread globally and including all major turbine manufacturers.
• In-depth involvement in 70+ bankable assessments (including offshore projects).
• Broad experience including regular asset monitoring, short term forecasting, power performance verification and turbine inspections.
• Prior to entering consultancy, Francesca worked for a major wind turbine manufacturer for over two years.

Alex is a technical consultant with over 3 years’ experience in the renewable energy industry. He specialises in due-diligence for onshore wind and has worked on projects and portfolios across Europe. He has a broad understanding of the technical elements of wind energy projects and has been involved throughout the project life-cycle from feasibility to operation. Highlights include:

• Technical due-diligence of both pre-construction and operational projects across Europe
• OPEX cost modelling considering end-of life options for wind farm portfolios in the UK and Portugal
• Country-wide development-stage wind mapping in Sweden
• Project inspections: greenfield, construction and operational projects
• PhD in researching Tidal Stream Energy from the University of Manchester including numerical and experimental modelling

Imène is an Electrical Engineer with a European Master in Renewable Energy. She has over 5 years of experience in solar energy, having worked previously as Research Engineer in an environment linking research and development for industrial partners at CEA-INES in France.

• Completed electrical design of a PV car park installation in France;
• Coordinator for project development of a calculation tool for self-consumption;
• Co-author of two international patents on the diagnosis process of a PV system, following a two-year project in collaboration with a French PV project developer.

Nicolas has more than 13 years of experience in solar PV in Europe and worldwide, having worked previously as Senior Performance Engineer at Sunpower EMEA. He has managed O&M reports for a portfolio of 450MWp in Europe and Africa. His experience includes a great variety of projects from roof-top system to large PV farms World Wide.

• Energy production assessment for a portfolio of more than 1 GW in South-America, Turkey and North-Africa including bifacial systems
• Led the development of automated data quality control tools for O&M Portfolio in EMEA region
• Development of a technical and commercial offer for roof-top French solar market

Stefan has been working in various fields the PV sector since 1999, including R&D, testing and certification, measurement and characterisation and consultancy services. Before joining Everoze in July 2017, he worked for 5 years as a Technical Consultant at DNV GL, supporting all commercial services (Due Diligence, bankability assessment and training), often with special focus on operational PV plants and asset management.

• Technical due diligence of > 500 MW of PV plants worldwide
• More than 50 detailed performance assessments for PV plants worldwide based on operational SCADA data
• More than 100 pre-construction and operational EPA for PV plants worldwide
• Development of tools for simulating the energy production of solar PV plants

Graeme is an Operational Performance Analyst and Chartered Engineer with over 8 years of experience in the wind industry. He completed a PhD at Strathclyde University before then going on to work for SSE as a performance engineer, focusing on the Greater Gabbard offshore wind farm. His specialisms include offshore O&M, data analysis and wind turbine performance monitoring.

• Operational Analysis of over 1.5GW of installed capacity
• Extensive offshore O&M experience
• PhD in Wind Energy Systems

Nithin has strong transactional experience in project finance and M&A deals across various technologies – onshore and offshore wind as well as solar PV and battery storage. He has expertise across a comprehensive range of review areas, with a specialism in contract risk advisory and providing commercial solutions to mitigate against technical risks:

• Technical lead in project finance and M&A transactions for more than 1 GW of wind farm projects in the UK and Ireland;
• Procurement and contract negotiation support on wind farm and battery storage projects, notably structuring performance warranties;
• Seconded to UK Big 6 Utility providing advice on battery storage use-case modelling;
• Advised developers and lenders on novel commercial contracts such as Contract for Difference agreements, and commercial and industrial power purchase agreements both in the UK and the US.

Simon has 13+ years professional experience and has consulted as a expert structural/civil advisor on hundreds of global wind and solar project transactions. He has been a Chartered Civil Engineer since 2011.

• Principal Engineer at DNV GL, specialising in design verification, failure and root causes analysis of support structures
• International outlook, consulting on projects in Europe, Middle East, Africa, Asia and the Americas, including on-the-ground project experience in 12 countries
• Clear communication, grounded in expert analysis and insights

Felipe has been working in the energy industry since 2009, gathering experience across different technologies and markets. After a period in the offshore oil & gas industry in Latin America, he has specialised in solar PV energy. Felipe has a MSc in Energy and Environment and is comfortable in dealing with both economic and technical aspects of projects. His main areas of expertise are:

• Energy production assessments
• Self-consumption of solar PV energy
• Technical due-diligence

With more than 12 years of experience within the renewable energy industry, Arnaud has gained a deep knowledge of all technical and commercial aspects of utility-scale solar PV projects. Previous acting as solar technical manager at Wood (formerly SgurrEnergy), Arnaud is a proficient and very experienced PV project manager. Project highlights include:

• Acted as technical advisor to most active lenders, investors, sponsors and project owners in the French PV market.
• Performed solar resource and energy yield analysis for hundreds of PV plants in France and worldwide.
• Managed the technical due diligence and construction monitoring for over 1 GW of utility-scale PV projects in France, Senegal, the UK and South Africa.

Maud has been working for three years in the energy sector, especially in renewables energies and as a consultant. She joined Everoze in 2018 to focus on due diligence and operational services for different technologies. Before that, Maud has worked for two years in a consulting company, specialising in transformation for utilities and has had experiences working for a solar project developer and power producer, an energy trading company and the French energy distribution network.

Adam is a consultant with over 4 years’ experience within the solar PV industry, managing the delivery of due diligence serviced for over 1GW of PV assets worldwide, including the UK, Australia, the US and Mexico:

• Lender’s due diligence for refinancing of a portfolio of 22 operational and under construction ground mount PV assets in the UK
• Owner’s engineering services through the detailed design, procurement, construction and commissioning phases of a 20MWp ground mount solar farm in Australia
• EPC contract tendering support, including review of tenderer responses and assistance drafting technical clauses and schedules for tracked solar PV farms in Australia

Peter is a multi-disciplinary lead engineer with experience across energy storage, wind power and automotive sectors.  Peter has worked in development, construction, manufacturing and investment-appraisal roles; giving a deep appreciation of the interconnections between the technical and commercial aspects of projects.

Martin is a Physicist with a MSc in Sustainable Energy from the University of Glasgow and provides technical and commercial support for solar PV projects. He is also interested in energy storage and its important role in grid infrastructure and energy security.

Marina has over 7 years’ experience in Solar Energy. She has been focused in project management of Solar PV plants having complete project life-cycle experience: development, construction and operation. She has experience managing international grid-connected PV projects in Europe (mainly in Spain, Portugal and Italy) and in LATAM.  Main expertise areas:

• Technical Due Diligence of projects in Europe and LATAM.
• Technical and commercial support for the acquisition of projects.
• Development and connection to the grid of projects in Europe (mainly Iberia and Italy).

Polyvalent and rigorous, Bruno has 8 years of experience in the European power sector. He has gained experience across all the power supply chain from generation to supply, working for companies such as RTE (French TSO), EDF Energy, Limejump and Reactive Technologies. With a wide experience ranging from economics, strategy, project management and operations, Bruno has advised start-ups and utilities on topics varying from PPA contracts to battery storage market studies.

Bruno has acquired in depth knowledge of power markets and power sector regulation, and also benefits from a strong network in the French energy sector especially in Policy&Regulation (CRE, Enedis, RTE). Interested in start-up, Bruno has recently looked in depth at different venture ideas.

Andrew has 27 years of experience in renewables, initially as a Director of Garrad Hassan and subsequently as a SVP in GL Garrad Hassan with 700 renewables advisory staff.  Extensive expertise relevant to renewable energy transactions has been developed through technical, client facing and management roles:

• Technical lead in wind energy prediction methodologies from the early 1990s
• Expansion of Garrad Hassan from a small UK consultancy to a leading international renewables advisory business with offices in 22 countries
• Author of wind analysis section of EWEA publication “Wind Energy – The Facts” (2004, 2009) and speaker at numerous conferences across Europe and North America

Mike has been involved in the UK renewables sector for over 12 years. As a qualified engineer who has held senior commercial and project management roles in both the wind and solar sectors, he brings a wealth of experience in contracting and delivering renewable projects. As well as working more generally within the due diligence team, he specialises in assessing operational performance of solar plants and reviewing project contracts to ensure they satisfy our customers’ technical requirements.

• Commercial Director for Repower UK Ltd (now Senvion) and Managing Director for Ikaros Solar Limited
• Experience in development, contracting, project management and operating solar parks

Gert has 15 years’ experience in offshore wind. Formerly Head of UK Offshore Wind at DONG Energy engaged in establishing a substantial project portfolio. 2010-15 engaged with The Crown Estate in London on managing their interests in UK offshore wind project development, delivery and operation.

• Managing DONG’s acquisition of London Array; 7 years on Executive Committee leading project development through consenting, procurement and FID
• Part of The Crown Estate’s Round 3 Programme Management Team
• Working collaboratively with wind and subsea cable industry to develop new guidelines for proximity and spacing on the seabed