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A non-grouted connection for jacket foundations

Cut installation time, costs and CO2 equivalent emissions with a non-grouted connection (NGC) between jacket and pile.

Napkin Innovation’s NGC is at the forefront of innovation supporting the green energy transition and helping to achieve net zero goals.

Addressing the industry-recognised need for alternatives to grouted connections and developed in collaboration with leading sector experts the NGC offers a repeatable, reliable mechancial connection with benefits including:

Grouted connections can be:

Achieving a quality joint in-field is difficult to do

Compared to traditional grouted jacket-pile connections, Napkin Innovation’s NGC delivers up to:

50 days reduction in installation time
£14m reduction in installation costs
33% reduction in CO2 emissions

Figures are across 100 tubines. Based on studies by the National Composite Centre/Offshore Renewable Energy Catapult. Cost savings calculated 2021.

Napkin Innovation’s NGC offers a quicker, cheaper and greener alternative to grout for jacket to pile connections. Working with leading industry expertsour innovative design offers a repeatable, reliable mechanical connection cutting the risks linked to jacket installation. International patents have been applied for.

This This SME Innovation Project has received cascade funding from the European Union’s Horizon 2020 research and innovation programme under Grant Agreement No 101005541.

The non-grouted connector has a number of applications within the offshore market and international patents have been applied for. In addition, the Napkin Innovation roadmap includes a design for a failsafe locking system (patent granted) and an advanced leg design for deeper water.




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