Tuesday, 19 June 2012

Floating island communities in Maastricht


How a vision is becoming a reality

Cruising into Maastricht last weekend on my tender, I was amazed to be confronted by a floating home, apparently built to Passivhaus standards and claiming to be unique in the world. I tied up alongside, took some photos and climbed on board. I was greeted in turn with amazement: I was the first visitor to arrive by boat since they moored up over a month ago.
Arriving by boat, I felt like a Viking on a raiding mission. © Bluecloud

Now I know something about boats and living on water, having spent most of my life so far messing around on them. I also studied sustainability on rivers and my partner is a German architect with a passion for renewable energy. 

So it was with great interest that I began my investigations into this new floating home. As a boat owner and sailing fanatic I am convinced that anything that floats must be boat-shaped. The difference lies in its ability to move on its own steam, so to speak, so an aerodynamic design and some sort of engine are vital. Add the need for weight, depth and height considerations and it becomes clear that design from the water requires insights into living in a watery environment. 

The Autark (autonomous) home sets high standards of design and comfort with all the latest technologies to reduce energy and water consumption and supply itself entirely with both. Solar PV and thermal solar systems on the roof provide both the heating and electricity while river water is purified on board. Waste water is collected, cleaned and returned to the river and all this is accommodated within 128m2 with a heating requirement of under 15 kWh per square metre per year.  This qualifies it for Passivhaus certification. With a total weight of 130 tons and a draft of 1.4 metres, the Autarkhome is quite substantial. 

Regarding the price, the architect has designed the Autarkhome to be available for around 250,000 euros, about the price of an average house in Britain. Of course that is not the whole story: Moorings are needed and ideally new communities have to be created with all the associated infrastructure. Currently Maastricht are supporting the concept of the floating home as a low impact living solution, but have no plans to provide any moorings for them. I just had to meet the architect, Pieter Kromwijk.

Approaching things from the water offers a different perspective. © Bluecloud

Pieter Kromwijk is a local architect with a passion for low impact construction. I met him in his offices in the centre of Maastricht. His enthusiasm for this project was plain to see and I was keen to talk about my ideas about design from a river perspective. The concept of an autonomous floating home would be perfectly complimented by introducing electro-mobility on the river. The floating home itself could be powered by an electric motor, or towed by one, which was supplied by the huge bank of solar batteries on board. This would mean adapting the hull design to make it slip through the water, possibly with a catamaran-type hull, which would reduce drag and the draft (it’s depth in the water). Other design challenges include reducing the total weight and improving the ease of construction in order to enable easier transport (river-based of course). 

But the greatest challenge here lies in providing an infrastructure that actively supports this low-impact lifestyle. That's where a clear vision and an image campaign is needed to promote the potential of living on the water. The Dutch are keen to provide floating homes to passivhaus standards and there is a lot of interest from the affluent, green-thinking Dutch, but so much more can be achieved if the authorities were prepared to provide moorings and start thinking from a waterways perspective. 

Everything from biomass fuel provision to rubbish collection can be achieved using waterways instead of roads. When I saw the floating home in Maastricht last weekend I was amazed that they weren't thinking about offering electric boat charging stations for providing zero carbon transport. The potential here is enormous.

Boats offer great mobility - and they're fun! © Bluecloud

New life on the water

We need to provide low-cost and low impact housing and I see great potential for floating island communities here. Living on boats has made it clear to me how many advantages this lifestyle offers and it should not be the exclusive if the price is affordable. I can think of no better way to offer flexibility in housing than to be able to move my home close to where the work, recreation, or education is located. And that as part of a wider community that benefits from living together.


Electric boats are starting to catch on. This Linnsen electric boat has just come on the market. Photo courtesy of Linnsen Yachts, Maasbacht, NL


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