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Marine Renewables Standards & Guidelines - Installation & Construction (Wave & Tidal), Study notes of Construction

The adequacy of existing industry standards and guidelines for construction and installation processes in the marine renewables sector, specifically for wave and tidal energy. The document also highlights unique risks and challenges in this field and suggests sources for additional standards and guidelines.

Typology: Study notes

2021/2022

Uploaded on 09/27/2022

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Standards and Guidelines for Marine Renewables (Wave & Tidal)
Review and Development Workshop.
Installation and Offshore Construction
Malcolm Bowie
First Energy Development Ltd
25th March 2014
BMA Conference Centre, Edinburgh
First Energy Development
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Standards and Guidelines for Marine Renewables (Wave & Tidal)

Review and Development Workshop.

Installation and Offshore Construction

Malcolm Bowie First Energy Development Ltd 25th March 2014 BMA Conference Centre, Edinburgh

Question?

Are our construction and installation processes and activities covered adequately under existing industry standards and guidelines?

Typical Risks

Typical risks shared with other industries, could be;

  • Vessel collision – Other vessels, platform
  • Spills – Oil, hydraulic fluid, freshwater, dye, MEG, treated water
  • Ergonomics – Lighting, shelter, walkways, stretcher access.
  • Lifting – Swinging loads, dropped objects.
  • DP system classification.

Unique risks to the Wave and Tidal environment;

  • Vessel collision – Mooring legs, turbine, foreshore, pile stickup.
  • Ergonomics – Unusual ship/barge motions, difficult boat access.
  • Lifting – Load caught in current, heading control during deployment subsea.
  • Mooring legs – damage to sensitive seabed, VIV noise.
  • Redundancy & Reliability of DP or mooring system.
  • Damage from rocky seabed.

Key sources for Standards and Guidelines

  • Opito (Offshore Petroleum Industry Training Organisation)

Training and certification

  • Oil & Gas UK

Decommissioning, security, aviation, manning

  • OGP (International Association of Oil & Gas Producers)

Lifting guidelines

  • ISO (International Standards Organisation)
  • HSE (Health and Safety Executive)
  • MCA (Marine and Coastguard Agency)
  • IMCA (International Marine Contractors Association)

Diving, Marine standards

  • DNV (now DNVGL)

Certification, General Marine Operations

  • GL Noble Denton (now DNVGL)

Load-out, towage, ballasting.

Objective of Proposed Document

Structure of document is to act as a Bridging document to existing Standards and Guidelines, pointing to exact sections in existing standards which are relevant to the phase/activity.

In addition;

  • Where there is ambiguity or latitude to use other methods highlight this.
  • Where there is no guidance, recommend actions to be taken or that ‘appropriate’ action should be taken.
  • Highlight the difference between “Offshore Standard” and “Recommended Practise”.

Document should also identify typical methods of construction and how the environment requires special considerations / attention to manage, i.e. strong currents, near shore waves.

We should not re-invent the wheel!

Process map

Guidance should be complementary to existing Best Practise.

Planning and Engineering

Load-out and transportation

Offshore Design construction

HAZID

Existing Industry Guidance

Risk Assessment

Existing Industry Guidance

W&T Industry experience / observations

Risk Assessment Matrix

Challenge: Can we agree on a generic/default matrix (size) and how we assess probability and consequences?

1. Negligible 2. Minor 3. Moderate 4. Serious 5. Major People No injury or minor first aid^ Medical treatment or First aidcase^ Restricted work case (RWC)Medium Term Heath Impact^ Lost Time Incident (LTI),Medium Term Heath Impact^ Serious Injury(s), Death,Disabling injury Environment Negligible Impact (<1 litre)^ Minor Impact (>1 litre)^ Local vicinity impact^ Local Impact^ Impact RegionalLong term local impact Material Damage^ Superficial damage,equipment fit-for-purpose^ Observable DamageAssess suitability^ Obvious DamageWorksite repair possible^ Serious DamageOffsite repair required.^ Vital equipment destroyed orunusable Business Impact Commercial Impact No Media InterestNo impact on business<£5,000 Minor Local Media InterestNo impact on business£5 - £20k Local Media CoverageInventor Notification£20k - £100k National Media CoverageInventor Concerns£100k - £500k International MediaSerious Inventor Concerns£500k + E. Very Likely Almost inevitable > 1:2 MEDIUM MEDIUM HIGH HIGH HIGH D. Likely < 1:2 but > 1:10 LOW MEDIUM MEDIUM HIGH HIGH C. Potential <1:10 but >1:100 LOW LOW MEDIUM MEDIUM HIGH B. Unlikely <1:100 but >1:1000 LOW LOW LOW MEDIUM MEDIUM A. Very Unlikely >1:1000 LOW LOW LOW LOW MEDIUM

MEDIUM^ HIGH^ Task must not proceed where the risk is to people or the environmentTask may continue, however control measures must be implemented and extra vigilence taken LOW Task may continue with risk reduce measures implemented.

Severity

Thank you for listening!