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A Future Afloat

By Erik Bojnansky,  BT Senior Writer
Biscayne Times
volume 15 issue 1
Photo Credits: Waterstudio

IT MAY SOUND CRAZY TODAY, BUT DESIGNERS AND ENGINEERS AROUND THE WORLD ARE ALREADY EMBRACING LIFE ON THE WATER

For more than 14 years, Dutch architect Koen Olthuis has been designing buildings that float. His portfolio includes the construction of 200 floating homes and offices in the Netherlands.

Later this year, luxurious floating islands designed by his Rijswijk­based architecture firm, Waterstudio, will be shipped from the Netherlands to Dubai and the Maldives. Olthuis is also experimenting with floating computer classrooms and other facilities called City Apps that he hopes will soon be transported to flood­prone Bangladesh. And he’s in contact with a New Jersey developer who wants to transform the Lincoln Harbor Yacht Marina into a floating residential community with views of the Manhattan skyline.

Olthuis has other ambitious ideas, too. On his architecture firm’s website, www.Waterstudio.nl, you’ll find plans for floating apartment buildings, floating restaurants, floating hotels, floating cruise ship terminals, floating places of worship, floating beaches, floating golf courses, floating “sea trees” for animals, floating facilities (City Apps) for flooded slums, and floating islands for  he very wealthy.

“When we started in 2003, we were the only office that was 100 percent into floating structures,” says Olthuis. “Everybody said we were crazy. But we saw the market, and today there are many, many architects working on floating structures in Holland and in Europe. It has become more mainstream.”

Olthuis also wants to bring his designs to Miami’s urban areas and show that water, especially in the form of rising sea levels, doesn’t have to be an obstacle to future development. It can be an asset.

“The reason I’m an architect is that our cities are not perfect. They don’t function as well as they should,” says Olthuis, who floats his structures on concrete box foundations filled with Styrofoam. “I think that water is the next ingredient to improve the performance of cities.”

Rising seas pose a major threat to Greater Miami. Within the next 80 years, climate change may result in ocean levels that are up to seven feet higher than today, washing out huge sections of flat Florida. But Olthuis feels his floating structures can literally rise to the challenges that tides could bring in the coming decades. And for the present, he argues, floating neighborhoods can provide greater flexibility for urban planners, especially in places like Miami and Manhattan, where vacant land is scarce and expensive.

So far, Miami has not taken well to his plans. His idea to create a floating Major League Soccer stadium for David Beckham in downtown Miami didn’t sail. And his proposal to build a floating parking facility for the American Airlines Arena ran aground.

And then there is Maule Lake, a privately owned body of water in North Miami Beach bordering the upscale neighborhood of Eastern Shores. Business associates of Olthuis, through the Dutch Docklands Company, were contracted to buy the lake. It’s here that Olthuis planned to anchor 29 artificial islands ­­ each about 7000 square feet, with a four­bedroom house, vegetation, swimming pool, and a couple of boat docks ­­ and sell them for $12.5 million apiece. A 30th island, called an “amenity island,” was to feature a clubhouse. The floating community would be called Amillarah. (The project is named after another Dutch Docklands venture, Amillarah, in the Maldives. The word amillarah means private island in Maldivian, according to Dutch Docklands.)

Many Eastern Shores homeowners were horrified at the thought of 30 private islands being built in what they considered their backyard. Among their fears: that the islands would become projectiles during powerful hurricanes, that they would ruin the aesthetics of the neighborhood, and that they would attract throngs of gawkers.

“We don’t want it. We’re going to fight against it. And we’re not going to let it happen,” said Chuck Asarnow, president of the Eastern Shores Homeowners Association, in an interview with the BT in May 2015. In response to the outcry, the North Miami Beach City Council (four members of which, including Mayor George Vallejo, lived in Eastern Shores) declared Maule Lake to be a “conservation area” in July 2015, thus prohibiting development.

But Amillarah in North Miami Beach may not be dead in the water. This past October, Scott Weires, an attorney representing Raymond Gaylord Williams, the owner of Maule Lake, sent North Miami Beach officials a letter announcing his client’s intention to sue under Florida’s Bert J. Harris, Jr. Property Rights Protection Act for $37 million in damages if the city doesn’t rezone the lake. Maule Lake, incidentally, was a rock quarry used by the Maule Rock Mining Company, run by E.L. Maule, in the early 20th century. Williams is a descendant of Maule.

Under the Harris Property Rights Protection Act, a private property owner can seek relief when a governmental body imposes restrictions on the use of that property.

In a February 2, 2017, memo to NMB officials, city attorney José Smith stated that the Williams claim “lacks both merit and validity,” and that the law firm of Weiss Sorota Helfman had been retained to represent the city. Eastern Shores residents remain defiant, insisting that there were never any rights to build on the lake because it was never zoned for development.

“That took them awhile. I thought it was over,” says Fortuna Smukler, chair of the Eastern Shores Crimewatch committee, regarding Williams’s filing of a Harris action 18 months after the city designated the lake a conservation area. “I have confidence in our city attorney. He originally said that Williams won’t have a claim, and I believe him.”

Adds David Templer, an attorney and board member of the Eastern Shores Homeowners Association: “It’s pretty interesting that we use up all the waterfront land [for development] and, hey, now we can use up the water, too.” Weires contends that Williams has the right to develop the lake he has inherited, or to sell it with the development rights attached.

“Our investigation has revealed that these privately owned lands are not environmentally restricted and were never properly zoned by the city,” Weires tells the BT. “As a result, we contend that our client has a constitutional right to develop the entire parcel any way he wishes.

“That said,” Weires continues, “our client has always been, and continues to be, open to discussing possible resolutions with the city that would allow for the reasonable development of some portion of the 117 acres, while maintaining a large amount of the open water.”

And Olthuis? He’s still interested in building floating homes for Maule Lake. It will be a chance to showcase his buoyant residences, designed to withstand the strongest hurricanes, as an environmentally friendly method of developing submerged real estate.

“Miami can test these kinds of floating structures in order to use them on a bigger scale in the near future,” he says.

Olthuis isn’t the only person seeking to build innovative structures directly on the water. There are a number of bold designs floating around.

Among those proposing plans is the California­based Seasteading Institute, a nonprofit organization that received significant early funding from libertarian by Libertarian billionaire Peter Thiel “to provide a machinery of freedom to choose new societies on the blue frontier.” This past January, the Seasteading Institute signed a memorandum of understanding with the French Polynesian government that aims to build the first phase of a selfsustaining, floating village within the territorial waters, which would also have its own Special Economic Zone and “unique governing framework.”

The village, estimated to cost between $10 million and $50 million, is being designed by Blue 21, a Dutch engineering firm that also specializes in building floating structures. It will be  constructed by Blue Frontiers, a for­profit company spun off from the Seasteading Institute. Not to be confused with the nonprofit marine conservation group Blue Frontier Campaign, the Seasteaders’ Blue Frontiers aims “to develop and construct floating islands and to operate the seazone.” The institute envisions thousands of seasteads “across French Polynesia, the Pacific, and the world” that would “test new ideas for government.”

Doug Pope, a Jacksonville­based shipwreck treasure hunter, also wants to jump­start plans to create his project, Oceana Water Resort, a 50­unit hotel sitting on an elevated platform and rising six stories above the Gulf of Mexico, 16 miles northwest of Key West. It would be situated in water 55­60 feet deep, he told the Miami Herald in February, and sit on pilings that could be raised and lowered as needed. Oceana, Pope declares, will be designed to withstand winds up to 200 miles per hour and will be powered by generators in concert with wind and solar power.

And in Riviera Beach in Palm Beach County, Fane Lozman, a former outspoken North Bay Village activist, wants to build state­of­the­art stilt homes capable of responding to the tides, on 25 acres of prime submerged real estate that’s just a few miles from President Donald Trump’s Mar­a­Lago.

Steve Israel, a real estate investor and developer, says Mother Nature inspired his desire to turn Lincoln Harbor Yacht Club in Weehawken, New Jersey, a marina he has owned for 25 years, into a floating­home community.

“Hurricane Sandy flooded everything around us, including things that were anchored on the ground,” Israel recounts. “But all my boats floated up. We have high pilings ­­ and no damage.”

Olthuis has already designed a “double­story flood­resistant yacht” without motors that can serve as floating homes for Lincoln Harbor. But because New Jersey bans stationary houseboats, Israel is also seeking someone who can build luxury “livable yachts” with engines and limited mobility ­­ at least until the houseboat law is overturned.

“This is what I am mostly excited about,” Israel says, touting the marina’s views of Manhattan and
proximity to a New Jersey­New York ferry. Israel sees this as an opportunity to destroy a nationwide stigma against houseboats, and a means to prepare for a wetter future. “Both cities [New York and Miami] are likely to be flooded in the near future,” he says. “Why assume that the places we live have to be anchored to the ground?”

If his Lincoln Harbor venture works out, Israel may try something similar for the marina he’s redeveloping in Fort Myers near the site of a future 18­story condo he may co­develop or sell to another investor. (The proposed condo has parking on the first three floors, Israel says, partly as a precaution against future flooding events.) Israel would also love to set up a floating community in Miami: “I do believe Miami is very ripe for the same kind of deal.”

Building directly on the water isn’t a new thing. There’s Olthuis anticipated a parking crunch with this structure floating next to American Airlines Arena.
evidence that people have lived in stilt­houses on the shores of lakes and seas since prehistoric times. And there have been floating villages in Asia for centuries.

In Florida, the waterways of Miami and Miami Beach were once filled with houseboats, says Paul George, a historian affiliated with the HistoryMiami Museum, and a “It kind of evolved,” George says, noting that the first houseboats on the Miami River, in the 1920s, were anchored near Grove Park in today’s Little Havana. “My sense is that some of these people were Northerners,” he says. “They were staying on houseboats, staying during the season, which is wintertime in Miami.” By the 1930s and 1940s, there were hundreds of houseboats on local waterways.

By the 1950s and 1960s, houseboats were also tied to docks in Miami Beach and North Bay Village, inspiring a television show in the early 1960s called Surfside 6, about a detective agency based on a houseboat moored across the street from Miami Beach’s Fontainebleau Hotel.

Just off of Key Biscayne, in the shallow waters of Biscayne Bay, another aquatic community sprouted, called Stiltsville. Its origins can be traced to 1933, when Crawfish Eddie Walker turned a wrecked ship into a spot where he could sell chowder and bait to recreational fisherman. “He was a great storyteller,” George says.

Within a few years, Walker had neighbors. Various clubs, restaurants, lodges, and weekend homes were established, either on grounded ships or in stilt houses that rose ten feet or more above sea level.

At its height there were 27 houses and converted shipwrecks in Stiltsville. But the community’s structures were gradually weeded out by hurricanes. Prior to Hurricane Betsy in 1965, there were 24 businesses operating on old ships and stilt­houses, notes George. After Betsy there were just 17.

Permits for new structures stopped after Biscayne National Park took over Stiltsville in 1980. The businesses and residences that remained were allowed to operate another two decades. Then along came Hurricane Andrew, which whittled the houses down to seven. After a campaign was launched to save the structures, the remaining seven houses are now shuttered, preserved relics that are maintained by their former owners, now referred to as “caretakers.”

Hurricanes slashed the number of houseboats in Miami and Miami Beach, too. That and a growing stigma toward houseboats. Some of the vessels on the Miami River became unsightly hunks of junk. George says the houseboat dwellers were often referred to as “river rats.” By the 1980s and 1990s, the City of Miami was outlawing them on the Miami River and other waterways. Miami Beach passed similar legislation. And marinas? They started turning away houseboats and other vessels used as full­time residences.

It’s thanks to Fane Lozman that Dutch Docklands now has some added legal support in its pursuit of the Maule Lake project. Lozman, the creator of Scanshift, a software program that keeps tabs on the stock market, fell in love with the Miami houseboat lifestyle more than a decade ago and fought all the way up to the U.S. Supreme Court for his right to continue living on one.

Lozman has a reputation for fighting. In 2003, when his first houseboat was tied up in North Bay Village, he tangled with Al Coletta, a politically influential property owner who allegedly threatened Lozman when he asked if a ramp could be provided for a disabled elderly houseboat owner.

Soon Lozman was fighting Coletta’s allies at North Bay Village City Hall. In November 2003, Commissioner Robert Dugger was arrested for official misconduct based on evidence Lozman collected showing that Dugger failed to disclose his financial connections to Coletta. The Seasteading Institute hopes to build a floating city in French Polynesia, like this concept designed by Blue21.

In April 2004, police Chief David Heller resigned and Mayor Al Dorne and Commissioner Armand Abecassis were arrested for actions related to an obscene threatening cartoon left anonymously in Lozman’s mail.

Lozman might still be in North Bay Village if it hadn’t been for Hurricane Wilma in October 2005. His houseboat survived, but 41 of the neighboring houseboats sank, and the marina where he docked was destroyed. In the aftermath, he discovered that many marinas were reluctant to accept houseboats for fear of turning them into “aquatic trailer parks.”

The only place that would accept Lozman’s houseboat was a marina owned by the City of Riviera Beach, 75 miles up the coast from North Bay Village. Within two months of relocating, Lozman learned that the city planned to condemn the marina as part of a controversial $2.3 billion waterfront redevelopment plan. Lozman sued to stop the project. Riviera Beach officials responded by claiming that Lozman hadn’t paid his dock fees, an accusation he denied. In 2009, after a circuit court judge ruled that his motor­less houseboat was a “vessel,”

Riviera Beach officials seized his houseboat under admiralty law, towed it away, and destroyed it. Lozman, in turn, appealed the case all the way to the U.S. Supreme Court. In 2013, the court ruled that Lozman’s houseboat was, indeed, a home and not a vessel.

Although Lozman says he’s still litigating to be compensated for his home’s destruction, it was his case that has helped Koen Olthuis’s Dutch Docklands associates argue that the proposed floating islands in Maule Lake will be, in fact, floating properties. Lozman bought another houseboat, a circa­1967 two­story home that was once featured in a Frank Sinatra crime drama called Lady in Cement. Unable to find another marina, he kept it anchored in Biscayne Bay near in the 79th Street Causeway.

Then in 2014, he was contacted by the owners of 200 acres of submerged property on the Intracoastal Waterway, along A1A in Singer Island, a narrow strip of land that is now the most affluent part of Riviera Beach.

“They were wealthy people whose family was paying taxes on it for the past 94 years,” Lozman says. The family was so enamored of his “David versus Goliath Doug Pope’s vision of his Oceana Water Resort, a 50­unit hotel 16 miles northwest of Key West in the Gulf of Mexico. story,” as Lozman puts it, that they offered to sell him 25 acres of their submerged land for $250,000. The deal closed later that year.

By the summer of 2016, Lozman had triumphantly towed his second floating home, the Sinatra houseboat, adorned with a banner proclaiming his Supreme Court victory, and anchored it at one of his submerged land parcels. Lozman also announced his intention to build a community of floating homes on his 25 acres.

His waterfront condo neighbors, who lived along A1A, were less than thrilled. Last July, Singer Island residents, fearful of losing their views and property values, petitioned the Riviera Beach City Commission to not grant Lozman street addresses.

Lozman says his neighbors’ expressions of dismay weren’t limited to petitions or pleas to local media. A couple of men in a boat tried to hit him with a drone, Lozman recounts, and someone broke into his houseboat and left garbage bags filled with feces.

“One woman came over and tried to buy my property,” Lozman remembers. When he said no, “she started cursing at me. She wouldn’t take no for an answer.” (E­mails to the Singer Island Homeowners Association, as well as calls to the association’s president, went unanswered by deadline.)

This past August, Lozman’s Sinatra houseboat sank. The cause isn’t known, but Lozman says the fact that a door to the second floor of his houseboat was open, and that several hatches were missing, indicate an intruder may have sunk it. Witnesses also saw people with flashlights near his property prior to the sinking, he adds.

In spite of his best efforts, the home couldn’t be salvaged. The matter is under investigation and Lozman now lives with his girlfriend at an undisclosed location.

Despite the setback, in November Lozman won yet another case, this one forcing the City of Riviera Beach to give him street addresses for his properties, enabling him to obtain permits from the city, state, and Army Corps of Engineers.

Lozman has since changed his mind about creating a community of floating homes in Riviera Beach. Instead he wants to create Tidal House at Renegade, a development of 40 or 50 two­story stilt homes that use a pinion gear system to move with the tides, plus aerodynamic roofs that can withstand high winds.

Terry and Terry Architects, a San Francisco firm run by brothers Alex and Ivan Terry, came up with the design that, Alex Terry tells the BT, was unveiled at an architecture exhibit in Venice, Italy, last summer and is based on exploratory oil rigs.

“They’re kind of a response to changing climate and a lot of issues with tidal action…and places where there is severe storm action,” Alex Terry says, adding that the Tidal House design has also garnered interest in India.

“The stilt home is a superior solution,” says Lozman, who has hired contractor Donna Milo, a former Upper Eastside resident (and one­time Miami City Commission candidate) to build the homes. Lozman hopes to start construction by 2018, adding that he’s already had offers to buy Tidal House residences for $3 million each.

“In Palm Beach County, three million is not a lot of money,” he notes, pointing out that the condos on Singer Island sell for as much as $10 million.

Wayne Pathman is an environmental and land­use attorney. He has served on special committees on sea level rise for the City of Miami and Miami­Dade County, and is chairman of the Miami Beach Chamber of Commerce.

Pathman advocates for extensive changes in urban codes and infrastructure improvements to address the threat of rising seas. He supports actions spearheaded by Miami Beach Mayor Philip Levine ­­ namely, adding pumps and elevating streets to handle flooding.

Pathman has advocated against creating new historic districts in the city’s North Beach neighborhood, arguing that doing so would limit options for property owners in the future, as tidal events become more pronounced. Pathman often reminds people that the insurance industry is already looking at the future impacts of sea level rise in Florida.

But placing floating homes and stilt houses on South Florida’s waterways? “I don’t think people here in South Florida are really ready for floating homes like other parts of the world,” he says. “It has to be explored when sea level rise becomes more of an impact.”

Miami Beach, in particular, has been pretty tough on even common boats anchoring on the city’s waterways, this in response to waterfront homeowners who complain that liveaboards (full time boat residents) invade their privacy. Although a proposed law making it illegal to live aboard a boat full­time was rejected in 2002, the city has recently passed laws forbidding vessels from anchoring in public waters without permission, except for specified areas near the Venetian Causeway.

Dutch architect Olthuis emphasizes that Maule Lake has been privately owned for decades, and he is sure the Amillarah project would be beneficial to the surrounding neighborhoods and the city itself. He points out that the Supreme Court ruling in Lozman’s case clarifies that floating homes without motors are actually homesteads that can be taxed as property. In other words, floating homes can provide cities with revenues.

Olthuis argues that places like South Florida need to start thinking seriously about how climate change will affect living choices.

“You can see that cities like Miami and New York and Guangzhou are the top cities being threatened by sea level rise, in terms of assets,” he says. “Miami has to come up with different kinds of solutions. You have to come up with new technology, and you have to change the DNA of cities. You have to slowly start implementing these kinds of developments that have growing resiliency.”

He’s hopeful that building codes in Florida will soon force developers to build in preparation for a changing environment, much like in his native Netherlands. “In 10 or 15 years, builders will, for the most part, have made the switch to resilient typologies like floating houses or stilt houses in Miami,” he predicts.

Other aspiring builders, like Doug Pope in Jacksonville, think the new administration in Washington will be their ally in removing regulations. A single regulation ­­ dealing with Oceana’s water treatment ­­ stood in the project’s way when it was proposed in 2010, Pope asserts. Then the project fell into limbo when Oceana’s financial backers suddenly balked. Now he is somewhat confident he can find new investors to raise the $26 million needed to build Oceana.

“Things are looking better,” he says. “I wouldn’t say ‘good.’ I would say better.” But why submit yourself to outside governmental regulations at all? Joe Quirk, a science author affiliated with Peter Thiel’s Seasteading Institute, says technology can innovate more quickly if entrepreneurs don’t have to report to government. That’s why the Seasteading Institute wants to create floating­island “startup societies” with their own autonomy.

If the French Polynesia pilot project succeeds, notes Randolph Hencken, the institute’s executive director, he can envision “future seasteads in places like Miami and Bangladesh.” Says Quirk: “In order for us to bring this technology to Florida or Miami, the governments of Florida and Miami would have to legislate us some measure of legislative or regulatory autonomy.”

Absent new discoveries that could clean the atmosphere of greenhouse gases, the oceans will continue to warm and rise ­­ increasingly faster ­­ as ice from Greenland and Antarctica slips beneath the waves, predicts Harold Wanless, chairman of the University of Miami’s Department of Geology and an outspoken climatologist.

Because humans have been burning fossil fuels for more than a century, Wanless points out, the planet has about as much carbon dioxide in the atmosphere today as it did 3 million years ago, a time when there were no polar ice caps and the oceans were 80 feet higher. “This isn’t a cloud of smoke that will just evaporate,” Wanless quips.

The UM professor adds that we won’t have to wait until 2100 to see the full effects of sea level rise. In less than 30 years, he says, tidal flooding will be significantly worse for low­lying areas like Broward, Miami Beach, Key Biscayne, west Miami­Dade, south Brickell, and Miami’s Edgewater and Upper Eastside neighborhoods, along with other areas up and down the Biscayne Corridor. (For more on sea level rise projections, see “Six Feet Under,” June 2015.) According to Wanless, Miami Beach’s expensive efforts to mitigate rising seas will only last a couple of decades.

Wanless says the innovations proposed by Olthuis, the Terry brothers, and the Seasteaders are “nice” and “creative,” but he questions if anyone is going to want to live in a flooded area that will be significantly hotter, ravaged by more powerful storms, and difficult to traverse.

A better idea, Wanless suggests, would be preparing places like Omaha, Nebraska, to accommodate the millions of people who will be displaced from coastal communities in the United States.

Olthuis, however, is undeterred. He’s confident his floating­structure designs can help South Florida adapt to the changes that most scientists agree are certain to come. And in addition to Maule Lake, he has leads on other sites.

“You can imagine that other people with new opportunities have contacted us,” he says. “Developers who are asking if we can do the same for their water.” Olthuis wouldn’t identify those developers or where future floating projects might be located.

“They’re not ready,” he explains. “They must get hold of all their licenses and all their agreements before they start bringing their projects into the open.”

Click here for the full article in pdf

Beam me up – Cruise Terminal & Ice dream – Krystal hotel

By 2Board
Issue no 36
Jan-Feb.2017

 

SCI-FI MEANS OF TRANSPORTATION FROM PLANES TO TRAINS, EVERYTHING ABOUT HOW WE MOVE 150 FROM POINT A TO POINT B IS ABOUT TO CHANGE, AND THESE STILL-IN-DEVELOPMENT
INNOVATIONS WILL PUT US A FEW STEPS CLOSER TO TELEPORTATION.

As much excited we are by the innovations on new ships like Quantum of theSeas, it’s hard not to wonder how dramatically different cruise ships will look in the future. On the other hand, magnetic levitation technology will be available, powering trains, and cutting travel time into half. Hyperloop would send passengers between cities at speeds of more than 970km/h in capsules that float in partial vacuum tubes. And Mars gets closer as corporate leaders, like Elon Musk of SpaceX and Richard Branson of Virgin, have even proposed accelerated timelines for landing people.

OCEANIC EXPLORER THE SEA ORBITER STILL ON PROGRESS

French architect Jacques Rougerie has designed a starship Enterprise for the water, and not merely for its futuristic shape. SeaOrbiter is envisioned as a hightech moving laboratory, carrying crew of up to 22 scientists on long treks through an environment not inherently friendly to human life. Initial funding has been provided by the French government, several companies,
and a crowd-funding campaign.

SUSTAINABLE AQUATIC STRUCTURE CRUISE TERMINALON PROGRESS

Floating Ship Terminal’s design is simple the three sea-level sides allow for easy approach and mooring by giant cruise ships, while the lifted corner acts as an access-way for smaller vessels. With 5 million square feet of shopping, dining, and entertainment, this hybrid could be a private island of the cruise industry.

ICE DREAM KRYSTALL HOTEL NORWAY

Developed by Dutch Docklands, a company that specialises in the construction of floating structures, it is located on an ice crystal between the most beautiful fjords.Τhe property will be built with a concrete base and tethered with cables to the adjacent fjords. However, guests should be unaware of the small changes in position. The five-star offering will boast a spa and is designed to be completely selfsupporting and self-sustainable.

Click here for the article in pdf

Villa New Water

By Architecture & Detail
Volume 10.2016

From the very first moment of seeing the location for this villa, Koen Olthuis, the architect set out to design a villa that would complement and enhance the experience of its surroundings.

Click here for the article in pdf

 

Buoyant buildings: better than boats?

By P.Kennedy
Suffolk Construction’s Content 

Build smart
September.16.2016

 

With hurricane season at its peak, we explore how floating homes might help us adapt to bigger storms and rising seas.

The Dutch have a head start when it comes to dealing with water. The extreme weather events and rising sea level that scientists predict this century will affect millions around the globe—most of the world’s largest cities are along the coasts. But that problem has long been acute in the low-lying Netherlands, where two-thirds of the population live in flood-prone areas. Over the centuries, the Dutch have honed technologies—dikes, canals, and pumps—that keep their streets and houses dry.

Now, a new generation of Dutch engineers and architects is modeling another method. Rather than fight to keep water out, they say, why not live on it? The basic idea is not new—hundreds of free spirits live on traditional houseboats in quirky communities like Sausalito, California, and Key West, Florida. But in the Netherlands over the past few years, novel technologies have allowed developers to build roughly a thousand (and counting) stable, flat-bottomed, multi-story homes connected to land-based utilities yet designed to rise and fall with the tides and even floods. House boats, these ain’t.

And this is just the start. The Dutch are thinking bigger, and they’re exporting their floating-home vision worldwide, betting that the rest of us coastal clingers could use it. Some projects exist already, others are on the drawing board or coming soon. Let’s take a look at a few, from the workaday to the fantastical, and from overseas to right here in the States.

A “normal house” on water

The first of its kind, Waterbuurt (above and top) is a planned neighborhood of about 100 (eventually 165) floating houses in Amsterdam’s IJmeer Lake, part of a freshwater reservoir dammed off from the North Sea in the 1930s. Waterbuurt broke ground—er, water—in 2009, and was largely complete by 2014. Connected by jetties, the structures are three-story, 2,960-square-foot houses built of wood, aluminum, and glass.

And the foundations? Floating concrete tubs. Each house is designed to weigh 110 tons and displace 110 tons of water, which—as Archimedes could tell you—causes it to float. (The bottom floor is half submerged.) To prevent rocking in the waves, the house is fastened to two mooring posts—on diagonally opposite corners of the house—driven 20 feet into the lake bed. The posts are telescoping, allowing the house to rise and fall with the water level. Flexible pipes deliver electricity and plumbing.

Because any crack in the foundation tub could cause the house to sink, there can’t be any joints; builders pour the entire basement in one shot—much like the parking garage of the Jade Signaturecondo complex in Florida. In a facility 30 miles away from the IJmeer Lake site, crews use special buckets that pour 200 gallons per minute to finish all four walls and the floor in a single shift.

Just four months elapse before the entire house is built; then it’s towed by tugboat—30 miles through canals and locks—to the plot. The transportation is a major reason the houses cost about 10 percent more than an average home in Amsterdam, though they’re still aimed at the city’s middle class. The houses were designed by architect Marlies Rohmer, for developer Ontwikkelingscombinatie Waterbuurt West.

Photo by Marcel van der Berg

Once secured to its mooring posts, the structure is formally considered an immovable home, not a house boat. (Although owners have the option of naming their waterborne homes as sea captains do. One couple calls theirs La Scalota Grigia—Italian for “The Grey Box.”)

With high ceilings and straight angles, a house in Waterbuurt “feels like a normal house,” wrote a New York Times reporter who toured one. But some residents say they do feel their home swaying when the wind kicks up.

One other drawback, or at least challenge: Residents have to decide before the house is even built where they’re going to place furniture, because that will affect its balance. The walls are built to varying thickness, depending on the layout submitted. What if you inherit a beloved aunt’s piano after you move in? Or have another child and need to buy a bunkbed? To compensate, homeowners can install balance tanks on the exterior or Styrofoam in the cellar, or carefully move furniture around or even deploy sand bags. A bit of a hassle, but perhaps with an eye on rising sea levels, that’s a risk Amsterdammers are willing to take.

Rendering courtesy of architect Koen Olthuis, Waterstudio.NL, and developer Dutch Docklands

Living large on a lake

At the luxury end of the market, there’s Citadel, which aims to be the world’s first floating apartment complex. Construction began in 2014. Citadel uses the same technology as Waterbuurt—floating concrete base, mooring pistons—but on a larger scale, in the sense that this will be one massive deck supporting a multifaceted apartment building, rather than a place for many individual houses to dock. Think of it as Waterbuurt with butlers. (And underwater parking and other amenities).

Citadel was designed by pioneering architect Koen Olthuis’ Waterstudio in partnership with master developer Dutch Docklands. The concrete caisson foundation will measure 240 by 420 by 9 feet, supporting 60 sleek, aluminum-clad apartments in an irregular arrangement that from the air will look a bit like a scattering of stacks of jigsaw puzzle pieces. Palm trees will sprout from courtyards. Green roofs are planned, and the developer hopes to have Citadel use 25 percent less energy than a similarly-sized complex on land.

One thing remarkable about Citadel is the body of water it will float in: a lake that doesn’t exist yet, though it did once. Construction is taking place in a polder, one of the Netherlands’ many low-lying areas that is only dry because pumps work 24-7 to keep the water out. Once construction is complete, the pumps will shut off, and the area will be re-flooded, to 12 feet deep. Eventually, Dutch Docklands plans to build five more complexes in the same un-manmade lake, dubbed New Water.

Rendering courtesy of architect Koen Olthuis, Waterstudio.NL, and developer Dutch Dockland

Exporting the vision

This is all well and good for the Dutch, but what about the flat, flood-prone coastal regions here in the USA? Like, for example, Florida? Well, the Dutch have thought of that. Another Waterstudio-Docklands project is Amillarah Floating Private Islands Miami, located in Maule Lake. A former limestone rock quarry, the privately owned lake is an inlet a mile and a half from the ocean, a bit north of Miami Beach.

Dubbed a “villa flotilla” by the Miami Herald, the complex will consist of 29 6,000-square-foot condos priced at $12.5 million each. As with Citadel and other Dutch Docklands projects, there are plans to boost the Maule Lake project’s sustainability, in this case with solar and hydrogen-powered generators.

Though similar to Citadel in the Netherlands, this project wouldn’t have been possible Stateside without a 2013 U.S. Supreme Court decision that floating homes could be considered real estate, not boats. As the Herald explained, would-be buyers of Amillarah condos can get a mortgage and homeowners’ insurance, and the Coast Guard can’t bust in and inspect for life jackets.

Maule Lake will be out of reach for most Floridians financially, but if the ambitious project succeeds, it will provide visual evidence to Miami that floating houses can be done, and perhaps inspire larger, more modest developments like Amsterdam’s Waterbuurt.

Renderings courtesy of architect Brian Healy

Not hidebound in the Hub

In Boston, architect Brian Healy, for the local office of Perkins+Will, won awards in 2013 for his design of Floatyard, a proposed apartment complex that would stretch out onto the Mystic River from the Charlestown Navy Yard, using much of the same technology as the abovementioned Dutch initiatives. Were Floatyard and similar projects to become reality here, Healy argues that they would not only help the city adapt to rising seas but also revitalize disused shipyards (for example, in East Boston and Quincy) and reorient Boston—historically a seaport—toward its natural center, the harbor.

What makes Floatyard unique is its central courtyard: a floating wetland island, built above the foundation, to be seeded with native marsh grass and aquatic wildlife. The design also includes a plan to harvest tidal energy via the structure’s mooring post pistons.

Elder statesman of architecture criticism Robert Campbell could have been talking about any of the above floating buildings when he wrote of Floatyard: “Like a lot of good ideas, this one is just crazy enough to make sense.” Given the prediction for the ocean to rise between three and five feet by the year 2100, it might be more crazy not to build on floating tubs.

 

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Veel nieuwe producten gelanceerd op sfeervol ARCHITECT@WORK

By Nathalie Sandra
Architect@work
6e editie

 

 

 

In Rotterdam Ahoy vond op woensdag 14 en donderdag 15 september de zesde editie van ARCHITECT@WORK plaats. Aan 4.256 architecten en andere ontwerpers presenteerden meer dan 280 exposanten uit de bouw hun nieuwste producten. Het thema van het event – Architectuur en Water – was uitgewerkt in verrassende tentoonstellingen en een gevarieerd lezingenprogramma.

De bouw in Nederland trekt aan en dat was te merken op ARCHITECT@WORK. Vooral donderdag, toen het buiten iets was afgekoeld, was het een drukte van belang. De architecten en andere ontwerpers kwamen af op de vele nieuwe producten die op ARCHITECT@WORK gelanceerd werden. Op ARCHITECT@WORK was bijvoorbeeld een werkend model te zien van een kamerbreed raam dat elektrisch verticaal te verschuiven is, zodat een studio-appartement met een druk op de knop getransformeerd kan worden tot één grote loggia. Het is een product dat zijn oorsprong vindt in riviercruiseschepen en nu succesvol is toegepast in twee grote woningbouwprojecten.

Overal op ARCHITECT@WORK waren dergelijke grote en kleine innovaties te zien. Zo presenteerde een glasfabrikant een nieuwe type glas dat per deel meer of minder transparant te maken is gedurende de dag. De onder- en bovenzijde van een verdiepingshoog raam kan zo bijvoorbeeld ‘s middags zonwerend gemaakt worden, terwijl in het middendeel het doorzicht gehandhaafd blijft. Het bekende concept van ARCHITECT@WORK – stroken van geschakelde, compacte stands afgewisseld met lounges met gratis eten en drinken – bewees zich deze editie opnieuw. De beperkte ruimte op de stands blijft leveranciers stimuleren alleen hun noviteit te tonen, terwijl in de tussengebieden rustig bijgepraat kan worden. “Waar leer je in zo’n korte tijd zoveel innovaties kennen in zo’n sfeervolle setting?”, merkte een bezoekend architect hierover op.

“Voor de uitdagingen waarmee we binnen onze projecten stoeien, kom ik op ARCHITECT@WORK iedere keer weer onverwachte oplossingen tegen”, vertelde architect Koen Olthuis van Waterstudio.NL. “Op het event valt het dan ineens op zijn plek. De deelnemende leveranciers kun je daarbij gemakkelijk vragen stellen over de gepresenteerde producten. Het is een event vol inspiratie.”

Architectuur en water

Direct na binnenkomst werden de bezoekers aan ARCHITECT@WORK verwelkomd door een veld van felgekleurde sculpturen van de kunstenaar William Sweetlove. De sculpturen van mensen en dieren droegen allemaal een of meerdere waterflessen en stelden de gevolgen van de klimaatverandering voor mens en dier ter discussie en de waterschaarste die hierdoor nu al ontstaat.

Het thema van deze editie van ARCHITECT@WORK – Architectuur en Water – had een diep inhoudelijke ondertoon. In de fototentoonstelling van DAPh, Dutch Architecture Photographers, werd vooral de schoonheid belicht van de combinatie van architectuur en water. In de tentoonstelling die Materia had samengesteld waren allerlei materialen te zien die zich op een bepaalde manier tot water verhouden, zoals een materiaal dat bij contact met water verkleurt.

In het lezingenprogramma dat Architectenweb rond het thema had samengesteld stonden echter de grote wateropgaven centraal. Op de eerste dag, die in het teken stond van ‘water in de stad’, presenteerde architect Dirk van Peijpe van DE URBANISTEN een integrale visie op de opvang van water in de stad. Eigenlijk zou al het regenwater te plekke opgevangen moeten kunnen worden, stelde Van Peijpe. Naast de aanleg van waterpleinen kunnen hier straten voor ‘unpaved’ worden, iets wat in Rotterdam nu getest wordt. Het architectenduo Ro&Ad verhaalde hierna over de verschillende bruggen en objecten die het over de jaren voor de West Brabantse Waterlinie heeft ontworpen, zoals de Mosesbrug en Ravelijnbrug. De betrokkenheid van de architecten bij het gebied startte met de opdracht om een uitkijktoren te ontwerpen. Hoewel die er nog steeds niet is, begint die nu wel eindelijk vorm te krijgen. Stap voor stap wordt het gebied toegankelijker voor het publiek.

Later op dezelfde dag ging landschapsarchitect Kristian Koreman van ZUS in op de enorme wateropgave in het moerasland van New Jersey, waar nog geen enkele traditie bestaat wat betreft de bescherming tegen het water, maar het bureau nu wel betrokken is bij een pilotproject om nieuwe dijken aan te leggen. In ons eigen land ligt misschien nog wel een grotere opgave, stelde Koreman. De stijgende waterspiegel aan de ene kant en inklinking van onze polders aan de andere kant gaat volgens ZUS de komende decennia een groeiend probleem vormen. De aanleg van nieuwe duinen garandeert in de visie van ZUS droge voeten en vormt meteen grote resevoirs aan zoetwater, wat ook de verzilting tegengaat.

Sprongen voorwaarts

De tweede dag stond in het teken van ‘wonen op water’ en werd afgetrapt door architect Ramon Knoester van WHIM, dat momenteel drie installaties bouwt die in de buitenbochten van de Maas afval uit het water vist. Van het plastic dat hierbij zit bouwt het bureau zeshoekige drijfelementen die samen een drijvend park zullen vormen in de Rijnhaven in Rotterdam. De eerste drie elementen liggen er inmiddels.

Els Zijlstra van MATERIA ging hierna in op materialen die gebouwen intelligenter kunnen maken. Een van de voorbeelden die ze noemde was een door de ETH Zürich ontwikkelde poreuze dakbedekking die regenwater normaal gesproken vasthoudt, maar op zeer warme dagen laat verdampen. Via dit ‘zweten’ kan het gebouw op natuurlijke wijze afkoelen. Later diezelfde middag riep architect Koen Olthuis van Waterstudio.NL het aanwezige publiek op om de bebouwde omgeving met ‘sprongen’ te verbeteren. Kleine verbeteringen blijven belangrijk, maar zijn uiteindelijk niet afdoende om de grote opgaven die op ons afkomen op te lossen. Als voorbeeld van zo’n sprong voorwaarts noemt Olthuis de aanleg van amfibische wijken in gebieden die eens in de zoveel jaar overstromen. De architect ontwikkelt op verschillende plekken op de wereld plannen voor zulke wijken.

Waterstudio.NL werkt ook aan een drijvende woning van zo’n vijftig vierkante meter waarbij – als bij een toneelvloer – steeds een element van onder de vloer naar boven gehaald kan worden wanneer de bewoners die willen gebruiken. Stel dat je wilt slapen, dan haal je het bed omhoog en heb je een slaapkamer van vijftig vierkante meter. Stel je wilt in bad, dan haal je het bad omhoog en heb je een badkamer van vijftig vierkante meter. Enzovoorts. Een totaal nieuw concept voor de woning, dat Waterstudio.NL momenteel voor een opdrachtgever uitwerkt.

De volgende Nederlandse editie van ARCHITECT@WORK vindt plaats op 12 en 13 september
2018 in Rotterdam Ahoy.

Discover all the editions of ARCHITECT@WORK that are organised in 14 countries, more specifically in the cities of Kortrijk, Liège, Rotterdam, Luxembourg, Paris, Nantes, Lyon, Marseille, London, Düsseldorf, Stuttgart, Berlin, Munich, Vienna, Copenhagen, Stockholm, Zürich, Milan, Rome, Barcelona, Istanbul and Toronto.

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Olthuis: ‘Bouw amfibische wijken in overstromingsgebieden’

By Architectenweb
September.5.2016

 

Over de hele wereld ontwerpt hij drijvende gebouwen, zelfs hele drijvende wijken; architect Koen Olthuis van Waterstudio.NL. Op donderdag 15 september geeft hij op Architect@Work een lezing over de mogelijkheden van drijvende steden. Architectenweb hield met de architect een voorgesprek.

“De steden die we al eeuwenlang op het land bouwen volgen ook maar een concept”, begint architect Koen Olthuis van Waterstudio.NL. “Het is een bewezen concept, maar ook een die niet optimaal functioneert. Onze boodschap is: kijk ook eens naar water en welke mogelijkheden dat biedt om tot een andere stedenbouw te komen.”

Water biedt de stad in Olthuis’ optiek veiligheid, ruimte en flexibiliteit. Om met dat laatste aspect te beginnen: met de verplaatsbaarheid van drijvende gebouwen kunnen steden veel minder statisch worden. De tijd die steden nodig hebben om te reageren op veranderende sociaal-economische vragen, de response time zoals Olthuis het noemt, kan dan flink omlaag.

Als voorbeeld noemt Olthuis steden die enkel in een bepaald seizoen gebruikt worden, seasonal cities. Kunnen die gebouwen off-season niet op een andere plek ingezet worden? “Laat steden met het gebruik meebewegen”, benadrukt Olthuis.

Dat sommige steden dicht bebouwd zijn, betekent volgens hem nog niet dat ze ten volle gebruikt worden. “Ik noem dat de efficiency van het gebruik.” Sommige functies kunnen op het water – als verplaatsbaar gebouw – intensiever gebruikt worden dan wanneer ze op het land zouden blijven.

In Libanon werkt de architect momenteel aan een drijvende woning die uit twee U-vormen bestaat. Hierbij heeft de buitenzijde van de U-vorm een gesloten gevel en de binnenzijde een open gevel. De toekomstige bewoners kunnen straks met beide bouwdelen spelen en ervoor kiezen om de woning volledig gesloten te houden, deze deels te openen, of deze helemaal te openen. Zo kunnen de bewoners bijvoorbeeld inspelen het veranderende klimaat door het jaar heen. Van volledig gesloten naar volledig geopend kost volgens Olthuis maar een paar uur tijd.

Amfibische steden

Wat betreft waterveiligheid vindt Olthuis het interessant wat momenteel in steden als Bangkok, Tokyo en Shanghai gebeurt. Het water heeft daar meer ruimte nodig. Daarom zijn er veiligheidszones ingesteld die nog niet ontwikkeld kunnen worden. Omdat ze bijvoorbeeld eens in de zoveel tijd onder water lopen. “Amfibische wijken of steden kunnen daar een uitkomst zijn.”

Een permanent drijvende woning biedt niet voor iedereen het gewenste comfort, geeft Olthuis toe. De meeste mensen wonen toch het liefst aan een straat met een eigen tuin. Een woning die normaal gesproken op de grond staat, maar bij een overstroming bijvoorbeeld eens in de vijf jaar korte tijd drijft, kan dan een uitkomst zijn.

“De grootste bedreiging in Nederland komt niet van de stijgende zeespiegel, maar van hoge waterstanden in de rivieren en hevige regenval”, stelt Olthuis. “Een aantal van de meer dan 3.500 polders in ons land zouden we daarom in moeten richten als noodopslag voor water. Hier kunnen vervolgens amfibische wijken gerealiseerd worden.” In China en Thailand werkt Olthuis al aan plannen voor dergelijke wijken.

Kansen in Nederland nog onbenut

Ondanks dit alles is het in Nederland de afgelopen jaren opvallend stil rond het bouwen op water. In Rotterdam wordt een drijvende boerderij gebouwd, in Amsterdam worden enkele tientallen waterkavels op de markt gebracht voor particuliere woningbouw. “Onder de 70.000 woningen die jaarlijks in Nederland gebouwd worden zijn misschien honderd waterwoningen.”

“Nederlandse ontwikkelaars zijn lui”, constateert Olthuis. “Nederland is op dit punt gewoon meer een innovatieland dan een uitvoerland.” De hele wereld bekijkend is de architect echter zeer optimistisch over drijvende architectuur. Overal is daar grote interesse in.

Richting architecten heeft Olthuis ook een boodschap: “Zie water als een extra ingrediënt in de stedenbouw dat veiligheid, ruimte en flexibiliteit biedt.”

Architect@Work vindt plaats op woensdag 14 september en donderdag 15 september in Rotterdam Ahoy. Als mediapartner heeft Architectenweb rond het thema architectuur en water een gevarieerd lezingenprogramma samengesteld. Binnen dit programma geeft architect Koen Olthuis van Waterstudio.NL op donderdag 15 september om 17:30u een lezing met de lengte van een uur.

De lezingen tijdens Architect@Work zijn gratis bij te wonen. Registreer je wel van tevoren even. Ga naar www.architectatwork.nl, klik op de knop Gratis Bezoekersregistratie en registreer je met de code 455.

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