Page 40: of Offshore Engineer Magazine (Jul/Aug 2023)

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HEAVY LIFTERS DECK MACHINERY & CRANES “What they generally need, or looking for these days, is bigger. And bigger not only in safe working load, but also bigger in hook height. And that's typically represented by the length of the boom of the crane. So, a 140-meter boom used to be a very long boom in 2020, but these days people are contracting us for booms of 155-meter boom length, and they're looking at more,” – Cees van Veluw,

Product Director of Cranes,

Huisman hen I took on the assignment to produce man began in 2005. Over the years, he has climbed the a piece focusing on heavy-lifting cranes ranks to his current role as the Product Director of Cranes, and deck machinery for OE, I immedi- a role he's held since July 2022.

ately thought of Huisman as a company His responsibilities include supporting the sales team by

W best suited for coverage in this space, especially for its providing proposals and driving new technical develop-

LECs (Leg Encircling Cranes). ments for offshore cranes.

If you type in “Huisman“ in the search box of OEDigital.

com, you'll get about 172 articles, and in recent years, most of What is a Leg Encircling Crane?

them have been about Huisman securing orders for Leg En- Van Veluw says that the name itself explains what a leg- circling Cranes for jack-up offshore wind installation vessels. encircling crane is. These cranes are installed on jack-up

These orders have come, amongst others, from Van Oord, vessels – self-elevating units with legs - and the crane cir-

Cadeler, Havfram, Eneti, Dominion, DEME Offshore, Jan cles around one of these legs.

De Nul, and Fred. Olsen Windcarrier – basically, creme-de- “A jack-up vessel is lifted out of the water, legs are put on la-creme of offshore wind installation service providers. the seabed. The jacking system pushes up the vessel, and

To learn more about these offshore cranes, we turned to this way, the vessel has turned into a stable platform for

Huisman's Cees van Veluw. installing wind turbines,“ Van Veluw explains.

With a background in structural engineering and me- “When you put the crane on, there's always a battle for chanical engineering, Cees van Veluw's journey at Huis- space on the vessel,“ Van Veluw explains. But, if you circle 40 OFFSHORE ENGINEER OEDIGITAL.COM