Friday, February 13, 2026
Ship & Boat BuildingDive BoatAlicat Workboats Delivers PLA Thames Spirit

Alicat Workboats Delivers PLA Thames Spirit

Port of London Authority’s new 17m Thames Spirit boosts multi-mission capability for response, diving, and survey work on the Thames.

Alicat Workboats, is a specialised ship builder based in Great Yarmouth, England, has delivered the PLA Thames Spirit, a new multi-role catamaran oil-spill and dive-support vessel, to the Port of London Authority for operations out of Gravesend on the River Thames.

The 17-metre vessel — featuring a 6.7-metre beam and a 16 m² moonpool. Designed by Chartwell Marine Ltd, the vessel is powered by twin Scania DI13 engines driving Kongsberg Maritime S36 waterjets, delivering a 20-knot cruising speed and sprint capability up to 24 knots.

The delivery marks a significant milestone for the PLA’s expanding operational fleet, strengthening its capability in pollution response, diving, and multi-purpose marine support. Alicat’s team extended thanks to the PLA for its trust and partnership throughout the build.

Alicat Workboats

Alicat are specialist providers of bespoke marine & engineering services. These services include shipbuilding “we build any design”, full service boat repair, boat refit, workboat build, carbon & stainless steel fabrication, precision engineering and machining, and project management.

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